We changed the purchase method for subscription orders in the release of Foxit MobilePDF for iOS V6.7. And we rebranded the Foxit Mobile application into Foxit PDF Editor Mobile since version 11.
Now the subscription purchased in the Foxit Mobile application V6.7 and later versions become into Apple's in-app purchases. You could cancel subscription for Foxit Mobile application as you cancel App store subscriptions for other apps on iPhone or iPad as usual.
1. On your iPhone or iPad,go to Settings > [your name] > iTunes & App Store.
2. Tap your Apple ID at the top of the screen, then tap View Apple ID. You might need to sign in with your Apple ID.
3. Scroll to Subscriptions, then tap it.
4.Find Foxit PDF Editor or Foxit MobilePDF for iOS subscription and tap it.
5.Tap Cancel Subscription option there, and tap Confirm in the pop-up Confirm Cancellation window to end the subscription for Foxit Mobile application.