Bitcoin & Cryptocurrency Companies Directory

10X Capital

10X Capital is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category,...

21 Pulse

A Bitcoin-only mobile app combining live prices, Lightning maps, portfolio tracking, and curated Bitcoin news. 21 Pulse is aimed at users who want a s...

21M Communications

21M Communications is a Bitcoin focused marketing and public relations agency that helps Bitcoin and freedom technology companies build media visibili...

21Rates

21Rates is a Bitcoin financial services comparison and research platform that helps users evaluate Bitcoin lenders, custody providers, exchanges, ETFs...

21Shares

21Shares is a leading regulated cryptocurrency exchange-traded product (ETP) issuer, acquired by FalconX in November 2025. Originally co-founded in 20...

21energy

21energy is an Austrian Bitcoin hardware company that designs and sells Bitcoin heaters and professional mining equipment. Its products combine space ...

3IQ

3iQ is a Toronto based digital asset investment manager that develops regulated investment products for institutions and other investors seeking expos...

402 Index

A protocol-agnostic directory of paid APIs for agents and applications, helping developers discover services that can be paid for with Lightning, cryp...

AI Fusion Capital Group Corp.

AI Fusion Capital Group Corp. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website,...

AMINA

AMINA Bank AG is a Swiss regulated crypto bank offering banking, trading, custody, staking, deposits, investments, tokenization, and related digital a...

APX Lending

APX Lending provides crypto backed loans that let borrowers access CAD or USDC liquidity while using Bitcoin or Ethereum as collateral. The company em...

ARK

ARK is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin financ...

ARK 21Shares

ARK 21Shares is the joint ETF partnership between ARK Invest (led by Cathie Wood) and 21Shares (now a FalconX subsidiary). The partnership is best kno...

ATAI Life Sciences N.V.

ATAI Life Sciences N.V. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, servi...

Abra

Abra is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related Bitcoin fi...

Acre

Acre is a 21Rates directory profile for bitcoin yield products. Use this page to review its website, service category, and related Bitcoin financial s...

Advanced Bitcoin Technologies AG

Advanced Bitcoin Technologies AG is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its websi...

Africa Bitcoin Corporation

Africa Bitcoin Corporation is a South Africa-based listed financial services group providing private credit and structured funding solutions to SMEs a...

Aker ASA

Aker ASA is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, an...

Alby

We envision a world where everyone can seamlessly send and receive value, just as easily as sharing information on the web today. That’s why we empow...

Alliance Resource Partners, L.P.

Alliance Resource Partners, L.P. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its websi...

Alto IRA

Alto IRA is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and relate...

Amboss

Amboss builds data, analytics, and infrastructure tools for the Bitcoin Lightning Network. Its products include a Lightning Network explorer, node and...

American Bitcoin

American Bitcoin is a Bitcoin mining and treasury company founded through a joint venture between Eric Trump and Hut 8. The company combines industria...

Anap Holdings Inc.

Anap Holdings Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service ca...

AnchorWatch

AnchorWatch is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and rel...

ArcadiaB

ArcadiaB is a 21Rates directory profile for bitcoin-backed lending services, bitcoin rewards cards, and bitcoin treasury exposure. Use this page to re...

Arch Lending

Arch Lending is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related Bi...

Arculus

Arculus is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and...

Argo Blockchain

Argo Blockchain is a UK-based Bitcoin mining and technology company focused on supporting blockchain infrastructure with an emphasis on renewable powe...

Arkade

A Bitcoin layer 2 project focused on fast transfers and asset issuance, including stablecoins and tokenized assets on Bitcoin. Arkade is relevant to t...

Athena Bitcoin Global

Athena Bitcoin Global is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service...

Auradine

Auradine is a Silicon Valley-based Bitcoin mining hardware company building the Teraflux ASIC product line. With category-leading energy efficiency of...

Aureo

Buy and sell Bitcoin with pesos in Mexico via SPEI and Lightning withdrawals....

Aven Bitcoin Card

Aven Bitcoin Card is a Bitcoin-backed Visa credit card and line-of-credit product that lets customers borrow against bitcoin collateral without sellin...

B HODL

B HODL (AQSE: HODL) is a UK-listed Bitcoin treasury company that holds 166+ BTC on its balance sheet and operates Lightning Network routing nodes as a...

BD Multimedia

BD Multimedia is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service categor...

BIGG Digital Assets Inc.

BIGG Digital Assets Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, serv...

BIT Mining Limited

BIT Mining Limited is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin finan...

BITFUFU

BITFUFU is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financial servic...

BOLT12 Pay

A self-hosted Lightning payment and identity server built around BOLT12 Offers, LNURL, BIP353, and Nostr zaps. BOLT12 Pay gives node operators a way t...

BRIX

An open-source Lightning service for receiving bitcoin payments by phone number or email. BRIX is designed to make Lightning payments easier for mains...

BTC Map

BTC Map is an open-source mapping project that helps users find and maintain locations that accept bitcoin. The project uses OpenStreetMap tagging and...

BTC Market Data Oracle

An open-source Bitcoin market data oracle for AI trading agents. The project demonstrates how agents can request market data and pay autonomously thro...

BTCPay Server

BTCPay Server is a self-hosted, open-source Bitcoin payment processor for merchants, communities, and individuals that want to accept payments without...

Bakkt

Bakkt is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin financia...

Banxa Holdings Inc.

Banxa Holdings Inc. is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related B...

Bark NWC

A Rust daemon connecting Bark Layer 2 Bitcoin wallets to Nostr Wallet Connect. Bark NWC enables Lightning-style payments from compatible mobile apps w...

Battery Finance

Institutional bitcoin-backed lending blended with income-producing real estate....

Belgravia Hartford Capital Inc.

Belgravia Hartford Capital Inc. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, a...

Bit Digital, Inc.

Bit Digital, Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cat...

Bit2Kwacha

A Zambia-based Bitcoin exchange for buying and selling BTC with local Kwacha payment rails and mobile money. Bit2Kwacha focuses on making Bitcoin liqu...

BitBite

A Bitcoin point-of-sale overlay for restaurants using BTCPay Server. BitBite lets merchants create menus with live BTC pricing and accept non-custodia...

BitBox02

BitBox02 is a 21Rates directory profile for bitcoin wallets and self-custody tools. Use this page to review its website, service category, and related...

BitGo

BitGo is a public digital-asset infrastructure company providing regulated custody, wallets, staking, trading, financing, stablecoins, settlement, and...

BitMine

BitMine is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and...

Bitcoin Card Topup

A Bitcoin card top-up tool from Alby Labs that combines Satora swaps with Nostr Wallet Connect. It lets users top up debit cards directly from a self-...

Bitcoin Depot

Bitcoin Depot is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service categor...

Bitcoin Group SE

Bitcoin Group SE is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cate...

Bitcoin Keeper

Open-source Bitcoin vault with multisig, hardware wallet support, and inheritance planning....

Bitcoin Standard Treasury Company

Bitcoin Standard Treasury Company is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category,...

Bitcoin Suisse AG

Bitcoin Suisse AG is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitc...

Bitcoin Treasury Capital

Bitcoin Treasury Capital is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and rela...

Bitcoin Treasury Corp

Bitcoin Treasury Corp is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related...

Bitcoin Well Inc

Bitcoin Well Inc is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related Bitc...

Bitdeer Technologies Group

Bitdeer Technologies Group is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitco...

Bitfarms Ltd.

Bitfarms Ltd. is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financial ...

Bitkey

Bitkey is a 21Rates directory profile for hardware wallet and bitcoin inheritance and estate planning. Use this page to review its website, service ca...

Bitnob

Africa-focused payments platform using Bitcoin rails for cross-border transfers and virtual USD cards....

Bitstamp by Robinhood

Bitstamp by Robinhood is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related...

Bitwise

Bitwise Asset Management is a crypto-specialist investment firm founded in 2017 and based in San Francisco. The Bitwise Bitcoin ETF (BITB) launched in...

Block Earner

Block Earner is a 21Rates directory profile for bitcoin-backed lending services and bitcoin exchange services. Use this page to review its website, se...

Block, Inc.

Block, Inc. is a 21Rates directory profile for hardware wallet. Use this page to review its website, service category, and related Bitcoin financial s...

Blockstream

Blockstream is a leading Bitcoin infrastructure company that builds the financial infrastructure of the future. They are dedicated to Bitcoin developm...

Boltz

A non-custodial atomic swap service for moving value between Bitcoin, Lightning, Liquid, and related assets. Boltz gives users and applications a way ...

Bosera

Bosera is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin fin...

Boyaa Interactive International Limited

Boyaa Interactive International Limited is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review it...

Branta

Branta is a 21Rates directory profile for bitcoin payments. Use this page to review its website, service category, and related Bitcoin financial servi...

Bringin

Self-custodial Bitcoin wallet with euro off-ramping, personal vIBAN, and Visa debit card....

Bro

A private, non-custodial peer-to-peer marketplace for barter, trades, and bill payments using Nostr and the Lightning Network. Bro focuses on direct u...

Bull Bitcoin

Bull Bitcoin is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related Bitcoin ...

Bullish

Bullish is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related Bitcoin finan...

Bybit

CBIZ Crypto

CBIZ Crypto is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category,...

CI Investments

CI Global Asset Management is one of Canada's largest investment firms with over $400 billion in assets. The CI Galaxy Bitcoin ETF (BTCX-B.TO) was amo...

CL Card

CL Card is a 21Rates directory profile for bitcoin rewards cards. Use this page to review its website, service category, and related Bitcoin financial...

Cadena Bitcoin

Cadena Bitcoin is a non-custodial credit market that connects Bitcoin lenders and borrowers directly on Bitcoin's base layer. Every loan is enforced b...

Canaan Inc.

Canaan Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category,...

Cango Inc

Cango Inc is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, a...

Casa

Casa is a 21Rates directory profile for bitcoin custody services and bitcoin inheritance and estate planning. Use this page to review its website, ser...

Castle

Castle is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related Bitcoin financ...

Cathedra Bitcoin Inc.

Cathedra Bitcoin Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service...

Chapsmart

A Bitcoin-to-M-Pesa payment bridge using Nostr Wallet Connect. Chapsmart lets users send Bitcoin-powered payments to recipients who receive local curr...

ChinaAMC

ChinaAMC is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin f...

Cipher Mining

Cipher Mining is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financial ...

Clams

Privacy-first Bitcoin accounting layer for individuals and enterprises with full Lightning support....

CleanSpark, Inc.

CleanSpark, Inc. is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financi...

CoinShares

CoinShares is a European digital asset investment firm founded in 2015, managing over $6 billion in assets. After acquiring Valkyrie Funds in early 20...

Coinbase Wallet

Coinbase Wallet is a 21Rates directory profile for bitcoin wallets and self-custody tools and bitcoin exchange services. Use this page to review its w...

Coinkite

Coinkite is a 21Rates directory profile for hardware wallet. Use this page to review its website, service category, and related Bitcoin financial serv...

Coinsilium

Coinsilium is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoin fi...

Copper

Copper is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin financi...

Core Scientific

Core Scientific is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financia...

Cypherock

Cypherock is a 21Rates directory profile for hardware wallet. Use this page to review its website, service category, and related Bitcoin financial ser...

Cypherpunk Holdings Inc.

Cypherpunk Holdings Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, serv...

DDC Enterprise Limited

DDC Enterprise Limited is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and relate...

DGLegacy

DGLegacy is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and relate...

DMG Blockchain Solutions Inc.

DMG Blockchain Solutions Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website,...

DeFi Technologies

DeFi Technologies is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bit...

Debifi

Non-custodial Bitcoin-backed loans using multisig escrow....

Digihost Technology Inc.

Digihost Technology Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, serv...

DigitalX

DigitalX is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, an...

Ditto

A Nostr-powered social application adding a Bitcoin wallet that derives addresses from users' Nostr public keys. Ditto is relevant to Bitcoin-native s...

Dracotel

A privacy-focused global eSIM provider that accepts Lightning payments and emphasizes no-KYC access. Dracotel serves Bitcoin users who want telecom co...

Etana

Etana is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin financia...

Evolve

Evolve ETFs is a Toronto-based ETF provider focused on innovation-driven investment themes. The Evolve Bitcoin ETF (EBIT) was one of the early Canadia...

Exodus Movement, Inc

Exodus Movement, Inc is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service ...

FRMO Corp.

FRMO Corp. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, ...

Fidelity

Fidelity Investments is one of the largest financial services firms in the world with over $5 trillion in discretionary assets under management. Fidel...

Fidelity Digital

Fidelity Digital is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related B...

Figure Markets

Figure Markets is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related ...

Fireblocks

Fireblocks is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin fin...

Firefish

Firefish is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related Bitcoi...

First Trust

First Trust is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoi...

Fold

Fold is a Bitcoin rewards and financial-services app that lets consumers earn bitcoin back through card products, shopping rewards, and related reward...

Fold Credit Card

Fold Credit Card is a 21Rates directory profile for bitcoin rewards cards. Use this page to review its website, service category, and related Bitcoin ...

Fold Holdings Inc.

Fold Holdings Inc. is a 21Rates directory profile for bitcoin rewards cards. Use this page to review its website, service category, and related Bitcoi...

Franklin Templeton

Franklin Templeton is a global investment management firm founded in 1947 with over $1.5 trillion in assets under management. The Franklin Bitcoin ETF...

Freedomia

A no-KYC prepaid Visa card provider that supports Lightning Address top-ups. Freedomia lets users fund prepaid card balances from self-custodial Light...

GD Culture Group

GD Culture Group is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitc...

Galaxy Digital Holdings Ltd

Galaxy Digital Holdings Ltd is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category,...

GameStop Corp.

GameStop Corp. (NYSE: GME) is an American retail company and confirmed Bitcoin treasury holder. In May 2026, GameStop announced the purchase of 4,710 ...

Gateless

A TypeScript library that lets AI agents automatically pay Lightning L402 paywalls. Gateless supports LND and Nostr Wallet Connect, giving agent devel...

GenWealth

GenWealth is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and relat...

Genius Group

Genius Group is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category...

Gentreo

Gentreo is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and related...

Giga Energy

American-made electrical infrastructure and modular data centers for Bitcoin mining/high-density compute....

Global X

Global X is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin f...

Globant S.A.

Globant S.A. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category...

Goodfood Market Corp

Goodfood Market Corp is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and relat...

Grayscale

Grayscale Investments is a crypto-focused asset manager and a subsidiary of Digital Currency Group. Grayscale launched the Bitcoin Trust (GBTC) in 201...

Greenidge Generation Holdings

Greenidge Generation Holdings is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bi...

Gridless

Gridless develops and operates Bitcoin mining sites with renewable, rural mini grid energy providers in Africa. The company acts as a flexible buyer o...

Gryphon Digital Mining

Gryphon Digital Mining is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin f...

H100 Group

H100 Group is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoin fi...

HIVE Digital Technologies

HIVE Digital Technologies is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoi...

HK Asia Holdings

HK Asia Holdings is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cate...

Harvest

Harvest is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin fi...

HashKey

HashKey is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin financ...

Hashdex

Hashdex is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin fi...

Heatbit

Heatbit is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financial servic...

Hex Trust

Hex Trust is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin fina...

Hodl Hodl

Hodl Hodl is a noncustodial peer to peer Bitcoin trading platform. Buyers and sellers trade globally using payment methods they choose, while Bitcoin ...

Horizon

Horizon is a 21Rates directory profile for bitcoin real estate services. Use this page to review its website, service category, and related Bitcoin fi...

Horizon Kinetics Holding Corp

Horizon Kinetics Holding Corp is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website,...

Hut 8 Mining Corp

Hut 8 Mining Corp is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financ...

Hyperscale Data

Hyperscale Data, Inc. is a NYSE American-listed AI data-center company offering colocation and hosting services through its Sentinum subsidiary, with ...

IBEX

Lightning-native payment processor for conferences, merchants, and enterprise settlement....

IRA Financial

IRA Financial is a 21Rates directory profile for ira. Use this page to review its website, service category, and related Bitcoin financial services in...

Intchains Group Limited

Intchains Group Limited is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, servi...

Intesa Sanpaolo

Intesa Sanpaolo is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service categ...

Invesco

Invesco is a global independent investment management firm with approximately $1.8 trillion in assets under management. The Invesco Galaxy Bitcoin ETF...

Investview, Inc.

Investview, Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cate...

Invity

Invity is a Prague-based, MiCA-licensed Bitcoin investment app from the SatoshiLabs family. The platform focuses on Bitcoin accumulation and managemen...

Iris Energy

Iris Energy is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financial se...

Jasmine International PCL

Jasmine International PCL is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, ser...

Jetking Infotrain Ltd.

Jetking Infotrain Ltd. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and relate...

K Wave Media

K Wave Media is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category...

K33 AB

K33 AB is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and ...

KULR Technology Group

KULR Technology Group is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related...

Keystone

Keystone is a 21Rates directory profile for bitcoin wallets and self-custody tools. Use this page to review its website, service category, and related...

KindlyMD, Inc.

KindlyMD, Inc. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoi...

Komainu

Komainu is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin financ...

Kontrol Technologies

Kontrol Technologies is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service ...

Kraken

Kraken is a global cryptocurrency exchange and custody provider serving retail and institutional clients. Its platform supports buying, selling, tradi...

Kraken Wallet

Kraken Wallet is a 21Rates directory profile for bitcoin wallets and self-custody tools and bitcoin exchange services. Use this page to review its web...

Krux

Krux is a 21Rates directory profile for bitcoin wallets and self-custody tools and bitcoin custody services. Use this page to review its website, serv...

LM Funding America

LM Funding America is a 21Rates directory profile for etf. Use this page to review its website, service category, and related Bitcoin financial servic...

LN-Health

An open-source Python tool for Lightning node operators that runs diagnostic checks and produces a health score. LN-Health helps operators evaluate sy...

LNAlias.com

A Lightning address service that lets users claim custom payment handles on their own domain without requiring sign-up, email addresses, or identity v...

LNbits

LNbits is a free, open-source Bitcoin Lightning wallet/accounts and payments software platform. It provides self-hostable tools for wallet accounts, p...

LQWD Technologies Corp.

LQWD Technologies Corp. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and relat...

Lantern

Lantern is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related Bitcoin...

Lava

Lava is a Bitcoin-native financial services platform for borrowing against BTC and earning bitcoin rewards. Its BLOC product offers Bitcoin-backed cre...

Ledger

Ledger is a 21Rates directory profile for hardware wallet. Use this page to review its website, service category, and related Bitcoin financial servic...

Ledn

Ledn is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related Bitcoin fi...

Liana Wallet

Non-custodial Bitcoin wallet with built-in inheritance and timelock protection....

Lightning Dev Kit

Lightning Dev Kit (LDK) is an open-source Lightning implementation packaged as a flexible SDK for building Bitcoin Lightning applications. It gives de...

Lightning Labs

Lightning Labs develops open-source, secure, and scalable software for the Bitcoin Lightning Network, including Lightning Terminal and related non-cus...

Lightning Memory

An open-source memory and reputation layer for Lightning-enabled agents. Lightning Memory focuses on transaction context, vendor reputation, anomaly d...

Lightspark

Lightspark provides enterprise-grade Lightning Network infrastructure including managed Lightning nodes, payment APIs, and the Spark self-custody Laye...

Linekong Interactive Group Co., Ltd

Linekong Interactive Group Co., Ltd is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its we...

Ln.bot

A developer platform for adding L402 monetization to API endpoints with minimal integration work. Ln.bot provides middleware for Express.js and .NET, ...

Lolli

Lolli is a Bitcoin and cash back rewards app that lets users earn free Bitcoin or cash at 25,000+ top stores including Walmart, Macy's, Amazon, and Hi...

Lygos

Non-custodial Bitcoin-backed loans using native DLC technology....

MARA Holdings, Inc.

MARA Holdings, Inc. is a 21Rates directory profile for bitcoin mining and bitcoin treasury exposure. Use this page to review its website, service cate...

Manna Bitcoin Wallet

Manna Bitcoin Wallet is a non-custodial Bitcoin wallet from Manna Open Economy LLC that supports Bitcoin, Liquid Bitcoin/L-BTC, and Lightning payment ...

Matador Technologies Inc

Matador Technologies Inc is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, serv...

Meanwhile

Meanwhile is a 21Rates directory profile for bitcoin inheritance and estate planning and life insurance. Use this page to review its website, service ...

MercadoLibre, Inc.

MercadoLibre, Inc. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bi...

Metaplanet Inc.

Metaplanet Inc. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitco...

Mezo

Mezo is a Bitcoin finance platform that launched to mainnet in May 2025. It offers the first full-stack Bitcoin economy including MUSD (a BTC-backed s...

MicroAlgo Inc

MicroAlgo Inc is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service categor...

Microcloud Hologram

Microcloud Hologram is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related B...

Milo

Milo is a licensed U.S. mortgage lender headquartered in Miami, Florida, founded in 2018 by CEO Josip Rupena. The company pioneered the crypto mortgag...

Ming Shing Group

Ming Shing Group is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cate...

Mogo Inc.

Mogo Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, a...

Money Badger

Money Badger provides Bitcoin payment infrastructure for South African merchants and consumers. The platform helps businesses accept Bitcoin and Light...

Moon Inc.

Moon Inc. is a Hong Kong-listed prepaid distribution and telecommunications company expanding into Bitcoin-forward consumer products, including Bitcoi...

Murano Global Investments Plc

Murano Global Investments Plc is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website,...

Méliuz

Méliuz is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoin financ...

NEXON Co., Ltd.

NEXON Co., Ltd. is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related...

NGRAVE

NGRAVE is a 21Rates directory profile for bitcoin wallets and self-custody tools. Use this page to review its website, service category, and related B...

NYDIG

NYDIG is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin financia...

Nano Labs

Nano Labs is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, a...

Nebeus

Nebeus is a 21Rates directory profile for bitcoin exchange services, bitcoin rewards cards, and bitcoin payments. Use this page to review its website,...

Neowiz holdings

Neowiz holdings is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service categ...

Neptune Digital Assets

Neptune Digital Assets is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, servic...

Net Holding A.S.

Net Holding A.S. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cate...

Netcoins

Netcoins is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related Bitcoin fina...

Nexo

Nexo is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related Bitcoin fi...

Next Technology Holding Inc.

Next Technology Holding Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, ...

Numo

Numo is an open-source Android point-of-sale app that helps merchants accept Bitcoin payments with NFC tap-to-pay, Cashu ecash, and Lightning invoices...

Nunchuk

Nunchuk is a 21Rates directory profile for bitcoin custody services and bitcoin inheritance and estate planning. Use this page to review its website, ...

O21 Solutions

We develop and implement Bitcoin-powered corporate strategy, transforming value chains with strategic expertise and tailored advisory services, with a...

OP_RETURN Social

A permissionless social protocol and app built on Bitcoin. OP_RETURN Social brings social posting, profiles, feeds, replies, and reposts into a Bitcoi...

Onramp

Onramp is a Bitcoin financial platform built around Multi-Institution Custody, using a 2-of-3 multisig model with keys distributed across Onramp, BitG...

OpenAgents

OpenAgents is an open-source Bitcoin-native AI lab building distributed compute infrastructure for machine learning. Its Pylon product lets everyday P...

OpenNode

OpenNode is a Bitcoin payment processor that enables merchants to accept Bitcoin payments via Lightning Network and on-chain. It offers a Stripe app i...

Ordain

A Lightning-powered creative funding platform where communities can pool bounties for short films and media projects. Ordain applies Bitcoin payments ...

Oshi

Oshi provides Bitcoin rewards software for businesses that want to replace points-based loyalty programs with real bitcoin incentives. The platform le...

Osprey

Osprey is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin fin...

P2P Sats

A read-only Bitcoin order book aggregator for peer-to-peer markets. P2P Sats brings together offers from Mostro, lnp2pbot, RoboSats, and Peach using N...

PPQ.ai

An AI and agent services platform that added support for the Machine Payments Protocol. PPQ.ai is relevant to the Bitcoin ecosystem because it connect...

Pando Finance

Pando Finance is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitc...

Passport

Passport is a 21Rates directory profile for bitcoin wallets and self-custody tools. Use this page to review its website, service category, and related...

Peach Bitcoin

A peer-to-peer Bitcoin marketplace for buying and selling bitcoin directly with other users. Peach Bitcoin emphasizes self-custody and recently remove...

Phoenix Digital Assets

Phoenix Digital Assets is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, servic...

Phoenix Group PLC

Phoenix Group PLC is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cat...

Phoenix Wallet

Phoenix Wallet is a self-custodial Lightning Network wallet developed by ACINQ, the team behind the Lightning specification and Eclair. Phoenix offers...

Planet Ventures Inc.

Planet Ventures Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service ...

Predyx

Predyx is a Bitcoin-based prediction market that lets anyone create markets and take positions using sats over the Lightning Network. The platform is ...

Prenetics

Prenetics is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoin fin...

ProCap BTC

ProCap BTC is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoin fi...

ProShares

ProShares is a leading provider of leveraged, inverse, and alternative ETFs with over $70 billion in assets. ProShares launched the Bitcoin Strategy E...

Purpose Investments

Purpose Investments is a Canadian asset management firm that launched the Purpose Bitcoin ETF (BTCC) in February 2021 — the first Bitcoin ETF in North...

QR Asset Management

QR Asset Management is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and relate...

Relai App

Relai is a Swiss made, Bitcoin only mobile app for buying, selling, saving, and self custodying Bitcoin. The app supports one time and recurring purch...

Remixpoint

Remixpoint is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, ...

Resolvr

Bitcoin-native insurance infrastructure for custodians, miners, and corporate treasuries....

Revolution Mortgage

Revolution Mortgage is a 21Rates directory profile for bitcoin real estate services and bitcoin-backed lending services. Use this page to review its w...

Rhino Bitcoin

Rhino Bitcoin is a Miami-based, Bitcoin-only financial services app that positions itself as an all-in-one Bitcoin banking platform. It lets users buy...

Riot Platforms, Inc.

Riot Platforms, Inc. is a 21Rates directory profile for bitcoin mining and bitcoin treasury exposure. Use this page to review its website, service cat...

River

River is a 21Rates directory profile for bitcoin custody services and bitcoin exchange services. Use this page to review its website, service category...

RockWallet

RockWallet is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related Bitcoin fi...

Roxom

Roxom is a Bitcoin-denominated capital markets platform where users can trade Bitcoin treasury stocks, traditional equities, Bitcoin-settled futures, ...

Rumble Inc.

Rumble Inc. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoin f...

SALT Lending

SALT Lending is a 21Rates directory profile for bitcoin-backed lending services. Use this page to review its website, service category, and related Bi...

SATO Technologies Corp

SATO Technologies Corp is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, servic...

SBC Medical Group Holdings Inc

SBC Medical Group Holdings Inc is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website...

SOS Limited

SOS Limited is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category,...

STRIKE

Strike is a 21Rates directory profile for bitcoin exchange services, bitcoin custody services, and bitcoin-backed lending services. Use this page to r...

SafeKey

SafeKey is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and related...

Samara Asset Group

Samara Asset Group is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service ca...

Satlantis

Satlantis is a Bitcoin-native social events platform for creating, managing, discovering, and monetizing events. Its FAQ describes event ticketing, Bi...

Satochip

Satochip builds open-source NFC smartcard hardware wallet products for self-custody, including the Satochip hardware wallet, Satodime cold-storage car...

Satoshi Energy

Bitcoin-native energy brokerage/software connecting data centers with renewable power....

Satsback

Satsback is a Lightning-native Bitcoin cashback rewards platform founded by Tom Chojnacki. It lets shoppers earn sats on everyday purchases at 10,000+...

Satsgate

A developer tool for monetizing APIs and applications with Lightning L402 paywalls. Satsgate lets builders charge in sats without operating their own ...

Satsuma Technology

Satsuma Technology is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bi...

Schwab

Schwab is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin fin...

SeedSigner

SeedSigner is an open-source, air-gapped DIY Bitcoin signing device project focused on affordable self-custody and multisignature security. Users buil...

Semler Scientific

Semler Scientific is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bit...

Sequans Communications S.A.

Sequans Communications S.A. is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and r...

Simple Proof

Bitcoin timestamping and verification for any digital media. World's first nation state use of Bitcoin to protect a national election and a video surv...

Simplify

Simplify Asset Management is a New York-based ETF provider specializing in options-based and alternative strategies. The Simplify US Equity PLUS Bitco...

Situation Room

A real-time Bitcoin and macro intelligence dashboard with live prices, on-chain metrics, mining data, and AI-generated briefings. Situation Room is po...

Sixty-Six Capital Inc

Sixty-Six Capital Inc is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service...

Soluna Holdings

Soluna Holdings is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financia...

SpaceX

Specter

Specter is a 21Rates directory profile for bitcoin wallets and self-custody tools. Use this page to review its website, service category, and related ...

Speed

Speed is a 21Rates directory profile for bitcoin payments. Use this page to review its website, service category, and related Bitcoin financial servic...

Sphere 3D

Sphere 3D is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, a...

Stacked

Stacked, formerly Lightning Pay, is a New Zealand Bitcoin-only platform that lets users buy Bitcoin, use a self-custody wallet, send and receive over ...

Strategy

Strategy is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoin fina...

Strive

Strive, Inc. is a publicly traded Bitcoin treasury company. Use this page to review its services and related Bitcoin financial services information....

Substr

A Reddit-style community platform built on Nostr for decentralized and censorship-resistant discussion. While not exclusively financial services, Subs...

Surge

Surge.Credit is a Bitcoin-backed dollar credit line that lets users lock BTC in verifiable Taproot vaults, borrow dollars against their holdings, and ...

Swan

Swan is a 21Rates directory profile for bitcoin exchange services and bitcoin custody services. Use this page to review its website, service category,...

T. Rowe Price

T. Rowe Price is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service categor...

Tando

Spend bitcoin anywhere M-Pesa is accepted in Kenya with zero transaction fees....

Tangem

Tangem is a 21Rates directory profile for hardware wallet. Use this page to review its website, service category, and related Bitcoin financial servic...

TeraWulf

TeraWulf is a 21Rates directory profile for bitcoin mining. Use this page to review its website, service category, and related Bitcoin financial servi...

Tesla, Inc.

Tesla, Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category,...

Tetra Trust

Tetra Trust is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin fi...

The Blockchain Group

The Blockchain Group is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service ...

The Brooker Group

The Brooker Group is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cat...

The Fold Card

The Fold Card is a 21Rates directory profile for bitcoin rewards cards. Use this page to review its website, service category, and related Bitcoin fin...

The Smarter Web Company PLC

The Smarter Web Company PLC is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and r...

The9 Limited

The9 Limited is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category...

Theya

Theya is your Bitcoin operating system, offering bespoke self-custody for individuals, families, businesses, advisors, and wealth managers....

Thumzup

Thumzup is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and...

Trezor

Trezor, part of SatoshiLabs Group, makes open-source hardware wallets for secure crypto self-custody and cold storage. Its lineup includes the Trezor ...

Trump Media & Technology Group Corp.

Trump Media & Technology Group Corp. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its w...

Trust & Will

Trust & Will is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and re...

Twenty One Capital

Twenty One Capital (NYSE: XXI) is a Bitcoin-native public company founded by Jack Mallers and backed by Tether and SoftBank. Listed December 9, 2025 w...

Two Prime

Two Prime is an institutional Bitcoin financial-services firm offering SEC-registered investment strategies, bitcoin-backed financing, trading and cap...

Unchained

Unchained is a 21Rates directory profile for bitcoin exchange services, bitcoin custody services, and bitcoin-backed lending services. Use this page t...

Uphold

Uphold is a 21Rates directory profile for bitcoin exchange services. Use this page to review its website, service category, and related Bitcoin financ...

Valkyrie

Valkyrie was a Nashville-based digital asset fund manager acquired by CoinShares in January 2024. Before the acquisition, Valkyrie launched the Bitcoi...

Value Creation Co., Ltd.

Value Creation Co., Ltd. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, serv...

VanEck

VanEck is a global investment manager founded in 1955 with over $100 billion in assets under management. The firm has been active in digital assets si...

Vanadi Coffee, SA

Vanadi Coffee, SA is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service cat...

Vanguard

Vanguard is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoin f...

Vault12

Vault12 is a 21Rates directory profile for bitcoin inheritance and estate planning. Use this page to review its website, service category, and related...

Vaultz Capital

Vaultz Capital is a 21Rates directory profile for bitcoin treasury exposure. Use this page to review its website, service category, and related Bitcoi...

VerifiedX

VerifiedX is a Bitcoin DeFi infrastructure project that describes itself as a financial operating system for Bitcoin. It supports programmable financi...

Vinanz

Vinanz is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and ...

Virtu Financial, Inc.

Virtu Financial, Inc. is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service...

Volatility Shares

Volatility Shares is an ETF issuer specializing in leveraged cryptocurrency products. Its flagship fund, the 2x Bitcoin Strategy ETF (BITX), offers 2x...

Volt Equity

Volt Equity is a 21Rates directory profile for bitcoin ETF or fund exposure. Use this page to review its website, service category, and related Bitcoi...

Voltage

Voltage provides Bitcoin and Lightning payment infrastructure for financial platforms, exchanges, wallets, neobanks, payment service providers, and ga...

WEMADE

WEMADE is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and ...

Wallet of Satoshi

Wallet of Satoshi is a Bitcoin and Lightning wallet for iOS and Android focused on simple setup, Lightning payments, on-chain Bitcoin sends, and human...

West Main Self Storage

West Main Self Storage is a Middletown, Rhode Island self-storage facility with a Bitcoin treasury strategy. Its Bitcoin-focused site describes the bu...

WisdomTree

WisdomTree is a New York-based asset manager and ETF sponsor with approximately $110 billion in assets under management. The WisdomTree Bitcoin Fund (...

Wolf

Wolf is a New York City Bitcoin startup accelerator that brings selected founders and teams to an eight-week in-person program. The program provides g...

WonderFi

WonderFi is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, an...

Xapo Bank

Xapo Bank is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, a...

YUXING

YUXING is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and ...

Zaprite

Serverless Bitcoin payments gateway/invoicing for businesses and wallets....

bitmax

bitmax is a 21Rates directory profile for Bitcoin-related company research and comparison. Use this page to review its website, service category, and ...

iShares

iShares is BlackRock's ETF brand and the world's largest ETF provider. The iShares Bitcoin Trust (IBIT) launched in January 2024 and quickly became th...

nadanada

A privacy-first provider of eSIM, VPN, and phone services that accepts Bitcoin payments. Formerly LNVPN, nadanada emphasizes no data collection and ad...

sFOX

sFOX is a 21Rates directory profile for bitcoin custody services. Use this page to review its website, service category, and related Bitcoin financial...