currency layer
The currency exchange API gathers data from tens of thousands of sources, including international banks, financial institutions, financial suppliers, and other enterprises. It includes both current, and correct data and historical data that could be months or years old. You can use any of the various currency conversion APIs that are available online. When selecting a currency exchange API, keep in mind the criterion of reliable information, API affordability, and accurate security supplied. To get your hands on the greatest currency converter API, search for "free currency converter API javascript."