To reach a 50MB size, these modded versions typically undergo extreme cuts:

Finding a fully functional version of for Android at 50MB is extremely difficult because the original game files are roughly 2.4GB to 4GB .

Legal and ethical considerations

The original cracked GTA San Andreas mods from 2014 were 32-bit. As of Android 14, Google now requires 64-bit compatibility. Many "highly compressed" mods from old YouTube videos will simply crash on a new Samsung or Pixel phone.