Hi Exenocap,
Product Default Currency allows you select currency per product at back office (administration panel).
Youtube Link: https://www.youtube.com/watch?v=wG2lECrE4VE
Documentation page: https://codeaffairs.com/product-default-currency/
We refund your payment date 25.04.2016 via paypal. We was write to you. Of course it will be possible new version.
Thank You,
Best Regards.