Here is the secret pros use:

There are two primary ways to use Cheat Engine on Android: the standalone APK and the more powerful method. Method 1: The Standalone APK (Root Required) View topic - Android CE 64bit support - Cheat Engine

: Modern Android versions (Android 10+) have strict SELinux policies that can block the server from attaching to processes. Users often need to set SELinux to Permissive mode ( setenforce 0 ) for the server to function.

For games or your own apps → educational and generally acceptable.