Free tools
Financial Tools & Utilities
Free, fast and private utilities for payment teams and developers. No sign-up, no rate limits.
BIN Checker
Look up any card BIN (Bank Identification Number) to find the card brand, type, issuing bank, and country.
Look up a BINCurrency Converter
Convert between 150+ world currencies with live exchange rates. Free, fast, and always up to date.
Convert currencySWIFT/BIC Lookup
Look up bank details from a SWIFT/BIC code or search by bank name to find the right code for international transfers.
Find a SWIFT codeCard Decline Codes
Look up any card decline response code to understand what it means, common causes, and how to fix it.
Decode a decline
Card issuing platform
Build your card program on Fyatu
Issue virtual and physical Visa & Mastercard cards programmatically — real-time webhooks, spend controls and 3D Secure built in.
- Real-time webhooks
- Spend controls
- 3D Secure
- Visa & Mastercard