To manage/cancel your subscription, tap on the "Manage Subscription" button on the settings page of Kiddopia.
Alternately, you can Manage Subscriptions from
Refunds:
To request a refund for your Google Play subscription, please send the receipt that you have received in your inbox from Google Play to support@kiddopia.com
If you can’t find the latest receipt in your mailbox, you can get the receipt online: