This is certainly Counter-Strike 1. 6 working just fine on a mobile telephone. Servers and everything.
Could it be the ideal way to play the sport? No. But it's much more practical than folks looking to get Doom running on calculators and ATMs.
The touch controls look like a pain, but this being Android, it will not be hard hooking proper peripherals up to your tablet/phone if you need more precision. Counter Strike Hacks and Cheats
Remember that this is actual CS one particular. 6. Not an excitement, not a stream, but the game itself working on the mobile OPERATING-SYSTEM. Making things even more impressive is the truth it's the work of one guy, Alibek Omarov. CS Wallhack
If you want to try it out, likely to need 1. 6 in your Steam are the cause of some of the necessary data files. For everything else (including instructions), head here.