To cancel a subscription on an Android device, open the Google Play app and go to Subscriptions. Select the subscription to be cancelled and follow the instructions. iPhone users can access subscriptions through the Settings app. It is recommended to contact the subscription company first to ensure correct notice and determine if there is a minimum contract. For computer users, go to the App Store and click on your account settings, then navigate to Subscriptions to cancel. On a PC, go to Users & Accounts and select Subscriptions to find the subscription and cancel it. Web-based services like Trim can also assist in tracking and canceling subscriptions. To cancel a subscription on a website, click on the overflow menu and select Cancel subscription.