PC
Project Arrhythmia Steam Key
Project Arrhythmia
"Project Arrhythmia" is a musical bullet-hell in which all things beautiful are deadly. Avoid the musically timed pulse of blocks and bars, and in the process you might just find out what this mysterious "Project Arrhythmia" is.
Action / Arcade & Indie
24 Steam Achievements
Welcome to the Team
Go to the game's Discord.
Is the sound off!?
The perfect run!
At least we finished...
That is a lot of data
Play through 100 unique levels in the Custom Levels mode.
![[ Fatal Exception ]](http://gpstatic.com/statics/product_achievements/6973-1__fatal-exception.jpg)
[ Fatal Exception ]
Start the campaign.
![[ Nanobot Model ]](http://gpstatic.com/statics/product_achievements/6973-1__nanobot-model.jpg)
[ Nanobot Model ]
![[ Para ]](http://gpstatic.com/statics/product_achievements/6973-1__para.jpg)
[ Para ]
![[ Hebi ]](http://gpstatic.com/statics/product_achievements/6973-1__hebi.jpg)
[ Hebi ]
![[ Torai ]](http://gpstatic.com/statics/product_achievements/6973-1__torai.jpg)
[ Torai ]
![[ Hashi ]](http://gpstatic.com/statics/product_achievements/6973-1__hashi.jpg)
[ Hashi ]
Perfection~
Get a P rank in any level.
At least we finished...
Get a D rank in any level.
Wait is the sound off?
Create your own story!
Mess around in the level editor.
Play your own story!
Play a custom level from the workshop.
View the credits!
![[ Missed you, Hal ]](http://gpstatic.com/statics/product_achievements/6973-1__missed-you-hal.jpg)
[ Missed you, Hal ]
![[ We Sink With the Ship ]](http://gpstatic.com/statics/product_achievements/6973-1__we-sink-with-the-ship.jpg)
[ We Sink With the Ship ]
![[ I Chose to Live ]](http://gpstatic.com/statics/product_achievements/6973-1__i-chose-to-live.jpg)
[ I Chose to Live ]
![[ Nuclear Option ]](http://gpstatic.com/statics/product_achievements/6973-1__nuclear-option.jpg)
[ Nuclear Option ]
![[ Bad Touch ]](http://gpstatic.com/statics/product_achievements/6973-1__bad-touch.jpg)
[ Bad Touch ]
Completionist
Hello, fellow researchers.
Join the discord community.
- Single-Player
- Multi-Player
- Co-op mode
- Shared/Split Screen
- Steam Achievements
- Full Controller Support
- Steam Workshop
- Steam Cloud
- Steam Leaderboards
- Incl. Level-Editor
CURRENT PROMOTIONS