No, there is not any recurring payment involved. The download is a one-time purchase.
Is there a recurring payment/subscription for the app?
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Billing
How do I get a refund?
If you’d like to get a refund, the process is different depending on whether you purchased it on iPhone or Android. Apple doesn't give us access to individual transactions or a way to process refunds, so you would need to request a refund from Apple directly, since...
App not downloading from Google Play
Did you purchase the app on the Google Play Store for Android, but it didn't download? That’s an issue with the Google Play store, since that’s where payments happen and downloads come from. We don’t have any involvement in the process of purchasing or downloading the...