Hello, As you should Know Pokémon Go requires as Minimum Compatible Version Android 4.4 Kitkat.
If your Android Version is 4.0.x, 4.1.x, 4.2.x, 4.3.x You can NOW Play Pokémon Go thanks to http://ihackedit.com/
That creates a Versione of Pokémon GO Compatible with these Android Versions.
This Special Version of Pokémon Go Exists from 0.29.0, but now it's stable and bugless.
It is Updated to the newest 0.33.0 Pokémon Go Version that was released Yesterday.
Pokémon Go 0.33.0 For Android 4.0+ Download:
https://mega.nz/#!FIt3jaAQ!Wdedn-XYvkM9wJ_jkzZIK7RD5sYfUUiFZKk2mI3wOqk
Note: I suggest to Use the Pokémon Trainer Club instead of Google to avoid issues.
Since sometimes Google doesn't load.
If you don't have a Pokémon TrainerClub Account, Just Create it.