A free program for Android, by cpp.

In Rage City: Streets of Gang Fighting & Fury Fighter, you can punch, kick, and smash your way through the city filled with bad guys to become the ultimate street fighter.

The more you fight, the more you will earn and gain power, as well as new skills and weapons.

You will be rewarded with new characters and accessories as you progress.

This is an excellent beat-em-up (BEM) style game. In this game, you can fight against other players and compete with them for rewards and character power. 

This game has tons of characters and upgrades. There are several different weapons you can use.