Bitcoin
Mortgage

Lock a BTC notional. Pay over time.
A simple on-chain BNPL schedule with fixed installments.

Start BNPL View My Loans

8.0–9.5%

APR (by down payment)

30d

Grace Period

0.1-100

BTC Range

Protocol Transparency

Live on-chain stats and verified contract addresses.

Total Loans

—

All-time created

Active Loans

—

Currently active

Treasury USDC

—

Actual on-chain balance

BTC Claimed

—

Accounting value

Smart Contract Addresses

Loan Manager

0x804F81eF6E869Cd3e630DCE3763eB2B28A5BedabView →

Treasury Manager

0xfA7D6af5DB2C6190ED3502fEae5B8FdED3B3aaDcView →

Price Oracle

0x1d98EA8d81Da1E204c3CFfE00b694D3610dFab60View →

Voucher NFT

0x978742fFb7Cb9ca7576E161ec0bF2cC9B3BC4c06View →

Auditable on BaseScan

All contract addresses above link to BaseScan. Verify bytecode, read events, and inspect state.

Shown address format: 0x804F...edab

Admin controls →

Fixed Price Lock

Lock in Bitcoin's price at loan creation. Benefit from price appreciation while paying fixed installments.

Transparent & Fair

8.0–9.5% APR based on down payment, 30-day grace period, and clear fee structure. No hidden costs or surprises.

Flexible Terms

Choose from 1 month to 30 years. Early unlock option available with 20% fee on remaining balance.

How It Works

Four simple steps to buy Bitcoin with fixed installments

Learn more about the protocol

Choose Your Terms

Select BTC amount and tenure. See instant payment calculation.

Create Loan

Approve USDC and create your plan. Terms lock instantly on-chain.

Auto Payments

Payments follow the on-chain schedule. Keep USDC funded to avoid missed payments.

Redeem Your Voucher

Once fully paid, redeem your on-chain voucher (receipt) to finalize the BNPL lifecycle.

BitcoinMortgage