Subscriptions on Play are for an indefinite term, and you’ll be charged at the beginning of each billing cycle according to your subscription terms (for example, weekly or annually), unless you unsubscribe.
Important: When you uninstall an app, your subscription won't cancel. To cancel a subscription, tap your profile icon, then select “Payments & subscriptions” > “Subscriptions.” Tap the subscription you want to cancel, then choose “Cancel subscription.”