Afterbeat Cover Art

Afterbeat (Project Arrhythmia)

Indie 434.58 MB 2.6K views

Game Overview

Beauty becomes a hazard in this neon rhythm bullet-hell, where every flash, pulse, and geometric shape can kill you if your timing slips. Set in 207X during the spread of the devastating LMNS disease, Afterbeat follows researcher Anna Schroeder and her supercomputer partner HAL as they investigate strange experimental “Projects” through a rhythm-driven interface. Its story gives the abstract action a welcome sense of purpose, but the dominant mood is still an intense audiovisual assault: colorful, hypnotic, and frequently unforgiving. Formerly known as Project Arrhythmia, it treats music less as background noise than the blueprint for every danger on screen.

Players guide a small icon through dense obstacle patterns, reading incoming bullets, shifting walls, spinning shapes, and sudden environmental changes while staying alive through each song. Levels evolve in sync with the soundtrack, so survival depends on recognizing rhythms as much as reacting quickly; memorization, concentration, and calm movement matter more than spraying enemies with weapons. Story Mode supplies more than 20 authored stages, each built around distinct music and visual scenarios, while performance is judged after each run. Local co-op supports up to four players, turning carefully timed dodging into either a coordinated group challenge or a gloriously chaotic attempt to keep everyone alive.

Its greatest strength is the way it translates songs into playable motion rather than merely attaching a beat to conventional arcade action. Visuals can be dazzling enough to obscure the threats, making the game deliberately demand that players learn when to trust their eyes, their ears, and repeated practice. A powerful level editor also lets creators build stages around their own music, and the large library of community-made levels gives skilled players far more to tackle after the campaign ends. Fans of Geometry Dash, rhythm games, and punishing bullet-hell challenges find plenty to enjoy, while newcomers should expect a demanding but readable learning curve rather than a casual music-game ride.

Screenshots

Installation

  1. Select the Download button at the top of this page to open UploadHaven.
  2. On UploadHaven, wait for any countdown, then select Free Download. Optional: UploadHaven Pro for faster downloads.
  3. When complete, extract the archive to a Afterbeat (Project Arrhythmia) folder using 7-Zip.
  4. Open the extracted folder and start the game normally.
  5. For errors, check Setup Guide & Troubleshooting below. Keep your security software enabled.

System Requirements

  • Requires a 64-bit processor and operating system
  • OS: Windows 10 (64-bit)
  • Processor: Intel Core i5-10400F @ 2.90GHz or AMD Ryzen 5 3600
  • Memory: 8 GB RAM
  • Graphics: NVIDIA GeForce GTX 1050 Ti or AMD Radeon RX 560
  • DirectX: Version 11
  • Storage: 5 GB available space
  • Additional Notes: For the level editor computer’s of this kind can sometimes suffer
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Setup Guide & Troubleshooting

How do I fix missing DLL errors for Afterbeat (Project Arrhythmia)?

After extracting Afterbeat (Project Arrhythmia), navigate to the _Redist or _CommonRedist folder inside the game directory and install DirectX, Vcredist, and any other dependencies included.

What should I do if the downloaded file is corrupted?

The full archive is 434.58 MB — make sure your download completed fully before extracting. Use 7-Zip to extract the files. If you still see a "file corrupted" error, re-download and try again.

Do I need to run the game as administrator?

Usually, no. Start the game normally from the extracted folder. If you see a permissions or save error, check that the folder is writable and follow the game's documented fix. Only grant administrator access when a trusted game's specific setup requires it.

How do I update my GPU drivers for this game?

Afterbeat (Project Arrhythmia) requires a NVIDIA GeForce GTX 1050 Ti or AMD Radeon RX 560 or equivalent. Update your NVIDIA or AMD drivers to the latest version for the best performance.

The game won't launch — what should I try?

Check that extraction completed and your PC meets the system requirements, including Version 11. Note any error message before choosing a fix. If it identifies a missing runtime, install the required DirectX components or Microsoft Visual C++ Redistributable from Microsoft.

My antivirus is blocking the game — is it safe?

A warning needs to be investigated; the download source alone cannot confirm that a file is safe. Keep your security software enabled and review the detection details. Do not run or restore a flagged file unless you have verified that it is a false positive. If you are unsure, leave it quarantined.

Need more help? Browse our FAQ & Troubleshooting Guide for solutions to common issues.
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