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Unchained

Multi-Institution Custody,Collaborative Custody Bitcoin Only United States Est. 2016
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About Unchained

Unchained (Austin, est. 2016) offers collaborative multisig custody and Bitcoin-backed loans without giving up key control. Has facilitated $2+ billion in BTC transactions.

Unchained Custody Overview

Custody Type
Multi-Institution Custody,Collaborative Custody
Cold Storage
100% cold storage (user-controlled keys)
Insurance
Collaborative model — no single custodian risk
Pricing
Contact for pricing
Licenses
FinCEN MSB registration
Wallet Type
Multi-Signature (2-of-3 collaborative)

Custody Features

✗ No Qualified Custodian
✓ Yes Insurance Coverage
Not specified Asset Segregation
✗ No Proof of Reserves
✓ Yes MultiSig Support
✗ No API Access
✓ Yes Mobile App
✗ No Hardware Wallet Support
✓ Yes Institutional Services
✗ No Staking Services
✓ Yes Bitcoin Only

Security & Storage

Cold Storage100% cold storage (user-controlled keys)
Insurance CoverageCollaborative model — no single custodian risk
Qualified Custodian✗ No
Asset SegregationNot specified
Proof of Reserves✗ No
MultiSig Support✓ Yes

Compliance & Regulation

LicensesFinCEN MSB registration
KYC Required✓ Yes
Audit FrequencyRegular audits, proof of reserves
Regulatory ComplianceFinCEN-registered, collaborative custody model

Services & Features

Custody ModelMulti-Institution Custody,Collaborative Custody
JurisdictionUnited States
Supported AssetsBTC only
Minimum BalanceNone
Withdrawal LimitsNone (user-controlled, 2-of-3 keys)
Fees & PricingPersonal: $250/yr. Business: $500/yr. Concierge onboarding: $2,500 one-time. Multi-sig collaborative custody.
Founded2016
Supported WalletsTrezor, Ledger, Coldcard hardware wallets
Customer ServiceU.S.-based support, concierge onboarding ($2,500), IRA support

Technical Features

✗ No API Access
✓ Yes Mobile App
✗ No Hardware Wallet
✓ Yes Institutional

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