Mr Autofire is described as 'Rampage through levels and shoot the alien scum in the face. Or behind, your choice. Eventually you’ll get yours kicked. Tough. Sucks to be you. But! With the loot you can find, you can get bigger and badder weapons that’ll leave a string of ruined enemies in their wake!' and is a Platform Game in the Games category. There are four games similar to Mr Autofire for a variety of platforms, including Android, Android Tablet, iPad, iPhone and Steam. The best alternative is Cuphead. It's not free, so if you're looking for a free alternative, you could try Huntdown. Other Mr Autofire like games are Metal Slug (Paid) and The Bug Butcher (Paid).
Cuphead is a classic run and gun action game heavily focused on boss battles. Inspired by cartoons of the 1930s, the visuals and audio are painstakingly created with the same techniques of the era, i.e.
In the mayhem-filled streets of the future where criminal gangs rule and cops fear to tread, only the bounty hunters can free the city from the corrupt fist of felony. Lay waste to the criminal underworld and make a killing in this hard boiled action comedy arcade shooter.
The Bug Butcher is an intense action shooter, wrapped in stylistic 2D art, and smeared with humor where timing and fierce reflexes are paramount! The core mechanics hold old ties from the classic arcade shooter “Super Pang” where you shoot vertically, but with modern day twists.