Why is my mobile device constantly freezing or crashing while using certain apps?

Restart your device.
Sometimes this simple step can resolve any issues with apps freezing or crashing.
Check for updates.
Make sure your device has the latest version of the operating system as well as the latest app updates.
Check your mobile data connection.
Make sure you have a strong cellular or Wi-Fi connection to use the app properly.
Clear the app cache and data.
Clearing the cache memory of the app can help the device free up some space and run the app smoothly.
Uninstall and reinstall the app.
Sometimes reinstalling the app can solve this kind of issue.