If you are looking for an official from the Google Play Store, you will not find it. Any website claiming to offer a direct APK + OBB file for this game is misleading you.

But don't put your rifle away just yet. If you have a powerful enough phone and a solid internet connection, there are legitimate ways to take your contracts on the go. The Challenges of Extreme-Range Sniping on Mobile Sniper Ghost Warrior Contracts 2 is famous for its 1000m+ "Extreme-Range" shots