01
Scan a merchant QR code
Open NexaChain Buyer and scan a payment QR generated by a NexaChain merchant.
NexaChain Buyer
Pay with stablecoins.In person or remotely.
Scan a merchant QR code or open a secure payment link, review every detail, and authorize the transaction directly from your self-custodied wallet.
Self-custodiedBNB Smart ChainTransparent fee review
Payment confirmation
NexaChain Buyer
N
Item
Coffee
10.00 USDT
Item amount10.00 USDT
Platform fee · 2%0.20 USDT
Total10.20 USDT
NetworkBNB Smart Chain
Wallet controlBuyer
You review and authorize the payment before your wallet signs the transaction locally.
Simple payment experience
From payment request to on-chain settlement.
NexaChain gives buyers a clear payment journey without taking custody of their assets.
02
Review the full payment
Check the item, merchant, payment amount, platform fee, total, token, and network before continuing.
03
Authorize locally
Your wallet signs the transaction securely on your device. NexaChain never controls your private key.
04
Settle directly on-chain
The payment is submitted to BNB Smart Chain and recorded transparently on the blockchain.
QR
Pay by scanning a QR code
Scan a payment request displayed by a merchant, verify the item and total, then approve the payment from your wallet.
✓Fast in-person checkout
✓Merchant and item details shown before payment
✓Clear fee and total breakdown
↗
Pay through a secure link
Open a NexaChain payment link shared through messaging, email, or another digital channel and complete the same review and authorization process.
✓Suitable for remote payments
✓Works across common communication channels
✓Same transparent confirmation experience
Your wallet. Your authorization.
Designed around self-custody.
NexaChain provides the payment interface while the buyer remains in control of the wallet and transaction authorization.
Keys remain local
Private keys are generated and stored on the buyer’s device rather than on NexaChain servers.
No custodial balance
NexaChain does not hold the buyer’s cryptocurrency or maintain a platform-controlled account balance.
Buyer approval required
The transaction proceeds only after the buyer reviews the details and authorizes the payment.
Blockchain settlement
Completed payments are settled and verifiable on BNB Smart Chain.
Supported payments
Built for payments on BNB Smart Chain.
Buyers can review and authorize supported token payments directly from the NexaChain Buyer app.
Network
BNB Smart Chain
U
USDT
Supported within the NexaChain payment experience on BNB Smart Chain.
U
USDC
Supported within the NexaChain payment experience on BNB Smart Chain.
B
BNB
Supported within the NexaChain payment experience on BNB Smart Chain.
Buyers must maintain sufficient BNB to cover applicable blockchain network fees.
NexaChain Buyer
Ready to make your first NexaChain payment?
Download the Buyer app, create your self-custodied wallet, and begin paying participating merchants with supported digital assets.
Available for Android on Google Play.