You can do this in your app store any time.
iOS:
- Open Settings
- Click on the top on your name
- Click on 'Subscriptions'
- Click om 'ChatLicense'
- Click on 'cancel subscription'
Android:
- Go to the Play Store
- Click on 'Subscriptions'
- Select ChatLicense
- Click on 'Cancel subscription
- Follow the instructions
ChatLicense is a digital product that is delivered directly to the user upon purchase. The subscription is valid for one year, starting from the date of purchase. If you are not satisfied with ChatLicense, it is possible to cancel your subscription within 14 days through your app store.