Unchained Bitcoin Loan Review 2026: Multisig Collateral, No Credit Check

The Short Answer

Unchained offers the most security-forward Bitcoin-backed loans in the US. Your collateral is held in a 2-of-3 multisig vault where you control one key — meaning Unchained cannot move your Bitcoin unilaterally. The tradeoff is a higher minimum loan ($10,000) and rates around 13–15% APR. If security of your collateral matters to you, Unchained is the right choice.

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Who Is Unchained?

Unchained Capital (now operating as Unchained) was founded in 2016 in Austin, Texas. It's one of the oldest and most respected Bitcoin-native financial companies in the US — they offer Bitcoin IRAs, collaborative custody, and Bitcoin-backed loans, all built on multisig infrastructure.

Their philosophy is explicitly Bitcoin-only and deeply custody-focused. Unchained doesn't touch altcoins. Every product they build is designed around the principle that you should never fully surrender your keys.

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How Unchained Loans Work

Unchained loans use a 2-of-3 multisig vault as collateral:

• Key 1: You hold it (hardware wallet or Unchained's key management service)
• Key 2: Unchained holds it
• Key 3: A third party (partner institution or co-signer) holds it

To move the Bitcoin collateral, 2 of 3 keys must sign. This means:

• Unchained cannot steal your Bitcoin (they only have 1 key)
• You cannot withdraw the collateral without Unchained's cooperation during the loan
• If Unchained goes bankrupt, you can recover your collateral using your key + the third party key

This structure is fundamentally different from Ledn or Nexo, where your collateral is held in a custodial account you don't control.

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Loan Terms in 2026

Feature	Details
Minimum loan	$10,000
Maximum loan	$2M+ (institutional)
LTV ratio	Up to 40–50%
Interest rate	13–15% APR
Loan term	12 months (renewable)
Credit check	None
Collateral	Bitcoin only
Custody model	2-of-3 multisig
Liquidation	Margin calls at ~65–70% LTV
US availability	All 50 states

Example: Borrow $50,000 against $125,000 worth of Bitcoin (40% LTV). At 14% APR on a 12-month term, that's ~$5,833 in interest for the year. At term end, repay principal + interest and receive your Bitcoin back.

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The Multisig Collateral Advantage

This is what sets Unchained apart. Every other major Bitcoin lending platform holds your collateral in their own custody — if they get hacked, go bankrupt (like BlockFi and Celsius in 2022), or simply mismanage funds, your Bitcoin is at risk.

With Unchained's multisig structure:

Bankruptcy protection: If Unchained goes under, you and the third-party keyholder can recover the collateral without Unchained's participation. The Bitcoin doesn't sit in Unchained's balance sheet.

Hack resistance: Attackers can't drain collateral by compromising Unchained's systems alone — they'd need to compromise two separate keyholder operations simultaneously.

Transparency: Unchained's multisig vaults are verifiable on-chain. You can check that your specific UTXOs are locked in a 2-of-3 multisig address.

For most Bitcoin holders who lived through 2022, this matters a lot. BlockFi and Celsius both took customer deposits into undisclosed risky positions. Unchained's model prevents this structurally.

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Rates and Fees

Unchained charges:

• Interest: 13–15% APR (fixed for the loan term)
• Origination fee: ~1% (varies by loan size)
• No prepayment penalty: Pay off early without penalty
• No monthly fees: Interest accrues and is paid at maturity or monthly (your choice)

Compared to Ledn (~11–13% APR) and SALT Lending (~12–16% APR), Unchained's rates are in the middle of the market. You pay a small premium for the multisig collateral security.

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Liquidation: How It Works

Unchained issues a margin call when your LTV reaches a predetermined threshold (typically 60–65%). You have three options:

1. Add collateral: Send more Bitcoin to restore the LTV ratio
2. Repay partial loan: Pay down the principal to reduce LTV
3. Sell collateral: Unchained liquidates a portion to bring LTV back in range

Important: Unlike some platforms, Unchained requires the 2-of-3 multisig to execute a liquidation. This means they can't instantly sell your Bitcoin — there's a process. Some borrowers see this as additional protection; others see it as operational complexity.

For detailed LTV guidance, see our Bitcoin loan LTV ratio guide.

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Unchained vs Ledn vs SALT

Feature	Unchained	Ledn	SALT
Minimum loan	$10,000	$500	$5,000
APR	13–15%	11–13%	12–16%
LTV max	40–50%	50%	70%
Custody model	2-of-3 multisig	Custodial	Custodial
Credit check	No	No	No
Supported assets	BTC only	BTC, USDC	BTC, ETH, others
US availability	All 50 states	Select states	Select states

For a detailed comparison see our Unchained vs Ledn vs Coinbase loan comparison.

The core tradeoff: Unchained offers superior collateral security but higher minimum loan size. Ledn is more accessible with a $500 minimum and marginally lower rates. SALT offers higher LTV for borrowers who need to maximize how much they can borrow.

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The Application Process

Unchained loans have a more involved application than competitors:

1. Create account: Verify identity (standard KYC)
2. Set up multisig vault: Unchained helps you set up the 2-of-3 vault, including which hardware wallet you'll use for your key
3. Transfer collateral: Move Bitcoin to the multisig address
4. Loan disbursement: USD wired to your bank account, typically within 1–3 business days
5. Ongoing: Monitor LTV in the Unchained dashboard; add collateral if needed

The vault setup step is unique to Unchained. For borrowers comfortable with hardware wallets, it's straightforward. For beginners, Unchained provides support and even offers a collaborative custody service where they help you manage keys.

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Who Should Use Unchained?

Ideal for:

• Bitcoin holders with at least $25,000–50,000 in BTC who need liquidity
• People who watched 2022 unfold and don't trust custodial lenders
• HODLers who want to borrow against BTC without selling (tax strategy)
• Users comfortable with hardware wallets and multisig

Look elsewhere if:

• You need less than $10,000 (minimum loan is too high)
• You want the highest LTV possible (Unchained is conservative at 40–50%)
• You're new to Bitcoin and not comfortable managing a hardware wallet key

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Frequently Asked Questions

Is Unchained regulated? Yes. Unchained operates as a licensed lender in the US, complying with state lending regulations.

What happens if Bitcoin's price crashes 50%? At 40% LTV, a 50% Bitcoin price drop would take your LTV to ~80% — well into margin call territory. Always borrow conservatively and keep LTV below 30% for buffer.

Can I use a Ledger or Coldcard? Yes. Unchained supports all major hardware wallets: Ledger, Trezor, Coldcard, and others.

What if I lose my key? Unchained has a key recovery process. The third-party keyholder can also sign with Unchained's key to return the collateral if you can prove identity and ownership.

Are there tax implications? Borrowing against Bitcoin is not a taxable event in the US (as of 2026). This is one of the primary reasons HODLers use Bitcoin loans — get liquidity without triggering capital gains.

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Bottom Line

Unchained is the most security-forward Bitcoin loan provider in the US. The 2-of-3 multisig collateral structure is genuinely differentiated — no other mainstream lender gives borrowers this level of key control.

You pay for it: 13–15% APR and a $10,000 minimum aren't the most accessible terms in the market. But for Bitcoin holders with meaningful collateral who care deeply about custody, Unchained is the right call.

See also: Ledn Bitcoin Loan Review 2026 | Bitcoin Backed Loans Complete Guide | Bitcoin Loan LTV Ratio Guide