Android

1. Require password entry for in-app purchases

Purchases are made using your saved payment information, held in your Google Play Store account.
If you want to avoid accidental purchases on your Android device and require password entry for each in-app purchase, please follow the instructions in the following Google Play article:

• Require verification for purchases.

2. Set parental restrictions for in-app purchases in Google Play

Parental Restrictions can be applied to an Android device to limit the content that can be downloaded or purchased, require purchase approvals from Google Play on that device, depending on the age range for which the content is intended.
For more information, please visit:

• How to set up parental controls on Google Play
• Purchase approvals on Google Play

3. How can I limit my spending in the game?

If you want to limit your spending in Twilight Towers, you can set a budget for your Google Play expenses. For more information, please visit: 

• https://support.google.com/googleplay/answer/9281767?hl=en

iOS

1. Require password entry for in-app purchases

Purchases are made using your saved payment information, held in your App Store account.
If you want to avoid accidental purchases on your iOS device and require password entry for each in-app purchase, please follow the instructions in the following Apple article:

• Require a password for purchases in the App Store and other Apple services

2. Set parental restrictions for in-app purchases in iOS

Parental Restrictions can be applied to an iOS device to limit the content that can be downloaded or purchased, require purchase approvals from iOS on that device, depending on the age range for which the content is intended.
For more information, please visit:

• Use parental controls on your child’s iPhone or iPad
• Approve what kids buy with Ask to Buy