For a native shooter experience built specifically for touchscreens, you should use the official Google Play Store to download:

If you own the game on PC or console, you can play it on your Android device using :

: Features iconic MW2 maps like Highrise and characters like Ghost and Price .

: Apps like Steam Link or StarDesk allow you to run the game on your PC and cast the screen and controls to your Android phone or tablet. Official Mobile Alternatives

: The game requires significant graphical power—at minimum a NVIDIA GeForce GTX 960 —which mobile chipsets cannot natively emulate for a AAA console experience. How to Actually Play MW2 on Android