To cancel your subscription, tap on the Manage Subscription button on the Settings page of Kiddopia, and follow the instructions listed to cancel a subscription.
We have listed the steps here as well:
1. Open the Settings app.
2. Tap your name.
3. Tap Subscriptions.
4. Now, scroll down a bit. Then, tap on Kiddopia.
From here, you can manage/cancel your subscription.
If there is no Cancel button or you see an expiration message in red text, the subscription is already canceled.
Refunds:
Unfortunately, we as developers of the app, do not have any control over the payment and refund process.
To get a Refund, we request you to please contact Apple support here: https://support.apple.com/contact