How do I restrict in-app purchases on my Android device?
- Open the Google Play Store app
- Tap the 'Menu' button
- Then select 'Settings'
- Scroll down to the 'User Controls' section and select 'Require password for purchases'
- Then select the first option 'For all purchases through Google Play on this device'
- Your Google Play password will now be required for all purchases
Automatic In-App Purchases are now disabled and a password will be required to enable purchases on your device.