We highly suggest you:

1. Restart your device and reopen the game.
2. Update your game to the latest version.
3. Make sure your device's operating system is updated to the latest version.
4. Make sure your device meets our minimum system requirements.

For Android devices, you can try to update your Android System WebView component: Update it here

If the problem persists, please contact our customer support with the following info:

• When does the game crash (e.g. after launch, during a level)?
• Is the crash a constant manner or is it a sudden issue certain actions (eg. claiming rewards, completing a level)?
• When did this issue first occur (eg. after updating the game)?