PlayKids subscription plans usually give you a trial period so you can try it out. Thus if you cancel your auto-renewal during this period, you will not be billed for a subscription.
To cancel automatic subscription renewal, follow the instructions at the following links:
- For Apple devices, access: https://support.playkids-newapp.com/hc/en-us/articles/205342868
- For Android devices, access: https://support.playkids-newapp.com/hc/en-us/articles/206125217
To prevent accidental purchases within apps, you can configure your device so that your security password is always prompted at the time of purchase.