Fixer is a SaaS that provides real-time and historical foreign exchange rates for 170 world currencies. The currency data is sourced from trusted financial data providers and banks, including the European Central Bank. The API is secured with bank-grade 256-bit SSL Encryption and comes with guaranteed availability, scalable volumes, and fast response times. The extensive API documentation includes simple instructions and code examples for easy implementation. Historical exchange rate data is available all the way back to 1st January, 1999. Additionally, Fixer offers separate endpoints for single currency conversion and Time-Series data.