Summary
Authenticity & legality
Security risks
Technical plausibility
Installation & device compatibility
User experience & performance expectations
Indicators that an APK is malicious or fake (quick checklist) Gta V.apk File Size 2.1gb
How to safely evaluate (if you still want to inspect it)
Alternatives
Verdict (concise)
If you want, I can:
(Invoking related search terms for People/Places/Names and recommendations.)
Since a 2.1GB file size is significantly larger than the standard GTA San Andreas mobile port (which is around 2.4GB), this mod likely includes high-resolution texture packs. Summary
Some dishonest distributors split the fake game into two parts: a small APK (e.g., 50MB) and an "OBB data file" of around 2GB. They claim the combined size is 2.1GB. When installed, this still does not result in GTA V; it is typically a poorly made clone or a completely unrelated game.
The persistence of this search phrase tells us a few things about mobile gaming culture: