Secure Offline Interbank Rails Powering In-person Payments
SPIN is the shared offline payment rail allowing banks and fintechs provide offline transaction capability for their customers. Whether large or small scale, institutions can tap into revenue from transactions that would otherwise have been completed with cash.
Solutions
The complete offline payment infrastructure
SPIN integrates three layers: proximity payments, nth trasaction prevention, and cross-bank settlement in a single SDK your team embeds into your existing mobile app.

Offline proximity payments
Transfers between any two customers on the SPIN network across any participating bank without internet connectivity at transaction time.

Transaction & device security
Pre-authorized spending limits, hardware-backed key storage, and cryptographic signing.

Cross-border settlement
SPIN handles the FX execution so your customers can send and receive FX or local currency in their accounts.
Join a smarter payment network
One integration connects your customers to every bank, customize your operations, and the intelligence to make every payment smarter.

Industries
For institutions pushing the boundaries of what their customers can do
SPIN integrates three layers: proximity payments, nth trasaction prevention, and cross-bank settlement in a single SDK your team embeds into your existing mobile app.
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Integration
Orchestrate payments and go-live in 5 minutes
SPIN integrates into your existing mobile banking app not as a replacement for your stack, but as a new capability within it.
- 1
Execute the Network Participation Agreement
The NPA governs rules between your institution and other member institutions
- 2
Receive SDK access for integration
Get credentials, a full sandbox environment and integration documentation for all backend endpoints.
- 3
Embed SDK in your mobile app or POS device
Add the SPIN SDK (native iOS, Android, or React Native wrapper) to your existing mobile app. The SDK handles permission management and pairing logic.
- 4
Go-live
Deploy to your customers and increase your revenue potential
FAQs
SPIN (Secure Proximity Interbank Network) is a shared payment rail that enables cross-bank offline payments so a customer at GTBank can pay a customer at 9PSB without either party going online.