is a free JSON API for foreign exchange rates and currency conversion. It is published by the European Central Bank and rates are updated daily around 4pm CET.

And it's super easy to connect to Grow! Here's how:
Say you have some financial data in Xero or Quickbooks that is recorded in USD, but you want to take some revenue and convert it to GBP or Pounds.

Add a new report and select the Custom REST API Connection. 


Headers: base USD

key = symbols, value = AUD,EUR,GBP

Request Method: GET

Press Connect, and that's it! You can then join the reports and convert your values.

Common currencies include:

  • EUR - Euro
  • GBP – Great British Pounds
  • SGD – Singapore Dollar
  • USD – US Dollar

While this service is useful, please note that it is maintained by a third party and not by Grow. Contact the provider for any discrepancies in currency rates.

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