We're sorry to hear that! Please try the following steps:
- Make sure that you have sufficient free storage space on your device
- Use Wi-Fi to install the game
- Reboot your device
- Make sure your device meets minimum requirements (version 10 for iOS, and version 5.0 for Android)
Please contact us using the form here if the above troubleshooting steps didn't solve the problem. Make sure to let our team know what steps you've already done.