Using Free JSON APIs for Currency Conversion
Free JSON APIs are invaluable for integrating real-time and historical currency conversion into applications. Popular APIs like ExchangeRate-API and Open Exchange Rates offer real-time currency rates, free exchange rates, and historic money converter data for over 160 currencies. Developers can easily access these APIs by signing up for an API key and making HTTP GET requests to obtain and parse the data. Regular updates ensure accuracy, while universal converter tools enhance global usability. These APIs provide a cost-effective solution for developers needing a currency converter free for their projects. Please visit
https://currencylayer.com/

Currencylayer API - Currency Converter and Exchange Rates API

Access the Currencylayer API, a free and startup-friendly currency converter JSON API offering real-time & historical exchange rates for 168 world currencies.