Top similar games like Project Arrhythmia:

"Just Shapes & Beats" is a chaotic co-op musical bullet-hell based on three simple things: avoid Shapes, move to the kick-ass Beats, and die, repeatedly.

A Dance of Fire and Ice is a strict rhythm game. Keep your focus as you guide two orbiting planets along a winding path without breaking their perfect equilibrium.

Mint Dodgers is a simple game where this weird world that you're stuck in doesn't want you there! Dodge falling and flying mints, toxic rain, rocks, spikes, and so much more to come. Are you able to stick around long enough to defeat King Mint?

The WILDEST ANIME FIGHT. Fly super fast, smash your friends through skyscrapers and break the planet with one punch! Up to 4 players local & 2 online. Now with workshop for INFINITE CHARACTERS!

Ride your music in more ways than ever before. Audiosurf 2 is the music game for your entire music collection. Hundreds of mods/skins on Workshop. Free demo available.

ASTROSMASH® was originally a Shoot´em up game for the Intellivision® console in 1981. This reimagined version is based on the game’s original theme and gameplay but much more exciting and challenging. The new graphics are phenomenal and the amazing background music adds a lot of excitement.

A fast paced action shooter inspired by the arcade classic Super Pang! Use a wide selection of weapons and powerups to tear through increasingly challenging levels.

THE BEAT REVOLVES AROUND YOU in Beatblock, the headspinning rhythm-action game! Move your paddle and block to the beat in simple yet deviously bombastic levels, each complete with their own unique theming and visuals.

How far can you go up? Play rock, paper, and scissors while riding an elevator with no maximum floor.

It’s Super Crazy Rhythm Castle, the chaotic rhythm adventure! A puzzling co-op mashup unlike anything you've ever heard. Solo, or with a band of up to three friends … … Can you conquer the castle?

A challenging arcade game about dual-wielding and interactive music that will have you going "just one more try!".

Knight Squad is an insane 1 to 8 players chaotic arena friendship destroyer. Take on current friends and future frenemies in any of the incredibly fun game modes, ranging from Last Man Standing to Medieval soccer. All of that using only weapons from the Middle Ages… and laser guns… and miniguns.

Experience your music collection like never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.

Save patients with your rhythm mastery! Rhythm Doctor is a rhythm game where you heal patients by defibrillating in time to their heartbeats. Learn each patient's unique heartbeat and defeat boss viruses trying to sabotage your rhythm, all set to heart-pumping, soul-soothing music.

Drop It: Block Paradise is all about using various physic game mechanics, like gravity, bouncy blocks, bombs and more to safely get the Stars to the ground floor to solve Physics-based Puzzle levels. Featuring 250+ Puzzle Levels, Chaotic Versus Mode, Level Editor & Online Levels await you!

Jamestown: Legend Of The Lost Colony is a neo-classical top-down shooter for up to 4 players, set on 17th-century British Colonial Mars. It features all the intensity, depth, and lovingly handcrafted pixels of a classic arcade shooter, with a modern twist: deeply-integrated cooperative gameplay.

Straima is a devilishly difficult pulse-pumper platformer for 1-4 players. It includes several game modes, selectable powers and gameplay mutators, as well as a full feature level editor with Steam Workshop support so you can design and share your weird creations with chums for immense joy.