You can refund the cost of the subscription by requesting it via [email protected] within 48 hours after the payment was made unless you got a free trial promotion.
Free Trial Promotions
Subscribers who registered to a free trial can cancel their subscription during their free trial period by following these steps:
- Open Google Play;
- In the menu, choose “Subscriptions”;
- Tap the subscription you want to cancel;
- Tap “Cancel subscription” at the bottom.
Free trial subscribers are not entitled to a refund