Please note that since the payments are collected by Appstore and Google Play directly, we as a software developer cannot refund your purchase.

If you made an accident purchase on Appstore, please use Apple's report a problem form.

If you have made a purchase on Play Market, please follow this howto.

However, if you face a persistent technical problem, want to request a feature or share your feedback, please click the  
 feedback form in the application: click the cogwheel icon and select a corresponding inquiry type.