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Cash App is Block's consumer finance app with Bitcoin features for buying, selling, sending, receiving, and withdrawing bitcoin. Cash App says customers can buy bitcoin with as little as $1, send bitcoin by QR code, use the Lightning Network for near-instant transfers, withdraw bitcoin to self-custody, and that customer bitcoin is held 1:1 in full reserve with most bitcoin kept in cold storage.
Last updated: July 15, 2026
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