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.

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.

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.

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

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?

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.

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.

DARIUSBURST Chronicle Saviours is the latest installment in Taito's DARIUS series of arcade-style shooting games. Blast hordes of alien sea-monsters, and blaze your own trail through branching environments.

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.

Swim across the wide ocean with the Shark Family to enjoy the Fin-tastic Festival. Choose from five customizable characters and play either in the runner or rhythmic game mode. Sing and swim to fin-omenal songs and get rewarded with tons of musical cards to add to your album.

Dodge! Shoot! Go faster! Break the sound barrier in this unbelievably fast game and go straight for the first place in the leaderboard of BARRIER X!

Hot Shot Burn is the hilariously violent party brawler that lets you compete in the galaxy's ultimate televised blood sport. Experience crazy couch battles full of ridiculous flukes and insane skill shots for up to 4 players.

Neon Grid is an online multiplayer experience based on arcade games of old. Boost, dash, and trap your opponents until only one person or team is left standing. Leave behind a trail that fills the map as you play, navigate through it with care, as hitting any obstacle means imminent death.

Rhythm + Dating Sim. You play as a new student in Concordia Academy of Music, facing a crisis on your first day joining the Cajon Club. Music dueling, jamming with your partners, or even play with a real cajon!

TowerFall Ascension is the definitive version of the hit archery combat game. Inspired by classics from the golden age of couch multiplayer, it's a 4-player local party game centering around hilarious, intense versus matches. The core mechanics are simple and accessible, but hard to master and combat is fierce.

Do you have what it takes to beat two games at the same time? Prove your skills by controlling two ships simultaneously or join forces with a friend to overcome the challenge of this stylish Shoot'Em Up.

Cut-throat multiplayer running game that pits 4 players against each other, locally and/or online. Run, jump, swing around, and use devious weapons and pick-ups to knock opponents off-screen! One of the most competitive games you'll ever play.

Intralism - fast and hard rhythm game. Listen to music and match arcs to the beat. Master all beatmaps or create your own and challenge friends in the online multiplayer. But remember: wrong button - failed try.

This is an original 2-on-2 basketball game in SD style, with charismatic characters, and a game system based on the classic arcade beat 'em up.

Dodge the music and dance through a mesmerizing ballet of choreographed bullets, each synced to music from over a dozen international artists. Push your creativity and skills with the fully-featured Level Editor and never run out of things to dodge.

Build your own epic obstacle course and challenge the Crash Club community to conquer it! From relaxing zen courses to the impossible, build it your way with our easy-to-use level editor tools.

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. traditional hand drawn cel animation, watercolor backgrounds, and original jazz recordings.

Arcade shoot'em up. Dodge ORBs, destroy them with different weapons and superpowers, pick up bonuses and crystals to improve Chewbrick.

Never STANDBY in this fast-paced, precise platformer and get out of the glitched world! Can you do it faster than anyone?

Shoot! Dodge! and... Get Hit!? "Ikaruga" is a vertical shoot 'em up that features an unique polarity-switching gameplay. Switch the ship's polarity and "get hit and absorb" enemy bullets! Achieve High Score with the chain bonus!

From the creators of Rogue Legacy comes a "true-cooperative" action RPG. FULL METAL FURIES puts an emphasis on team play with a unique combat system where everyone is important. Play on the couch, alone or with friends, or make it an online party for up to four players!

Spaceship Hunters is a chaotic couch co-op shoot-em-up for 4 players. Working as a crew, fight your way through the worst criminals the universe has to offer.