Forex historical data is an important aspect when it comes to market analysis, especially when creating an indicator, script, or expert that relies on the historical data analysis for operations. Currency API – Free Trial Several APIs are currently available online and developers and traders can sign up with them for historical data queries. But, one will require to first check whether the API allows querying of historical data because some do not. Also, with some APIs, one will have to sign up for a higher plan to be able to query historical data using the API calls. One of