In order to cancel a Covve Pro subscription you will need to cancel your subscription payments (either through iTunes, Paypal or Google Play).
Google Play subscription
To cancel your paypal subscription:
1.Go to Paypal and log in to your account.
2.Click ‘Profile’ near the top of the page.
3.Select ‘My money'.
4.In the ‘My pre-approved payments’ section, click ‘Update'.
5.Select Covve and click ‘Cancel’.
6.Click ‘Cancel Profile’ to confirm your request
When going to your "profile" be sure to double click on the tab to open the full Profile page as you may not get all the options if you just hover you mouse over it. Once the page loads you will see the section that says "my money.