River vs. Unchained: Both bitcoin-only, very different on custody.
About River
River is a bitcoin-only brokerage founded in 2019 and focused on US-based long-term holders. It is custodial: River holds all client bitcoin keys in full-reserve, in-house multisig cold storage across geographically distributed US locations, and has never lent or rehypothecated client bitcoin. River publishes monthly cryptographic proof of reserves, is SOC 1 and SOC 2 Type II certified, and has operated without a known security incident since founding. Beyond buying and holding bitcoin, River has expanded into cash yield, direct deposit, and Lightning payments.
Who each is for
River is for
Clients building a bitcoin position at any size, or those who want cash yield, Lightning payments, and direct deposit without managing their own keys.
Unchained is for
Holders with a meaningful bitcoin position who want sovereign key control, an IRA, or a formal inheritance plan; and business entities seeking dollar liquidity through bitcoin-backed loans.
Common questions
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About this guide
These comparisons are maintained by Unchained. We have tried to represent every service accurately and fairly, and where another service does something well that Unchained does not, we say so. Unchained appears as the reference point throughout because every page is built around a single question: how does this service differ from Unchained? That framing is why Unchained is more prominently featured, not because we consider it the default right answer for every reader.