If you're interested in playing GTA 5, the best and safest way is through official channels:
No. Rockstar Games has not released an official version of Grand Theft Auto V for Android or iOS. The game was designed for PC, PlayStation, and Xbox consoles. Any website or source (including names like “Pathankpk42000”) claiming to offer a “GTA 5 Beta 07 APK” is not legitimate.
The term refers to a supposed beta version (build 0.7) of GTA 5 converted into an Android APK file. Beta versions of GTA 5 did exist internally at Rockstar Games in 2012–2013, but they were for PC, PS3, and Xbox 360 — never for mobile. So-called “Beta 07” APKs are fabricated by third parties, often containing:
Even if someone ported GTA 5 to Android (impossible without Rockstar’s source code and licensing), requirements would exceed any phone’s specs: