Cancelling the Wombat Prime subscription is simple, bears no additional costs and can be carried out at any point, as long as you have access to the Internet. 

iOS

1. Open the Settings app. 
2. Tap your name. 
3. Tap Subscriptions. (If you don’t see “Subscriptions,” tap “iTunes & App Store” instead. Then tap your Apple ID, tap View Apple ID, sign in, scroll down to Subscriptions, and tap Subscriptions.)
4. Tap on Wombat Prime.
5. Tap Cancel Subscription. If you don’t see Cancel Subscription, the subscription is already canceled and won’t renew.

Android

1. Open the Google Play Store.
2. Check if you’re signed in to the correct Google Account.
3. Tap Menu and then Subscriptions.
4. Select Wombat Prime.
5. Tap Cancel subscription.