ExchangeRate-API - An easy to use, free & reliable Exchange Rate API trusted by tens of thousands of developers since 2010!
Xone Trader - Forex Exchange and Trading
Money Exchanger - A Dedicated Team Driven By Passion To Support Currency Exchange & Remittance Sector! 🇬🇧
Fixer.io - Fixer provides a free, simple, and lightweight API for current and historical foreign exchange rates and currency conversion. The API tracks rates published daily by the European Central Bank.
FairFX - The easy way to manage your travel money online! Join the UK's smartest travellers. Spend abroad with a FairFX Currency Card in Euro, US Dollar or Sterling.
exchangeratesapi.io - Foreign exchange rates API with currency conversion.