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Afterbeat (Project Arrhythmia) Wiki

A musical bullet-hell where all things beautiful are deadly. Dodge well little nanobot, you don't have much time.

Steam ↗Windows
GameWiki EditorialReviewed 5 guide topics

GET YOUR BEARINGS

About Afterbeat (Project Arrhythmia)

Afterbeat is a musical bullet‑hell where rhythm drives every hazard. Over twenty handcrafted stages pulse with light and sound, each scene advancing a sci‑fi story about the LMNS disease and researcher Anna Schroeder.

The game supports up to four players in local split‑screen co‑op and includes a built‑in level editor that lets anyone sync obstacles to any music, feeding a thriving Steam Workshop of thousands of community levels.

01 / THE GUIDE

Complete Story Mode

The single‑player campaign offers more than twenty hand‑crafted levels, each timed to music and woven into a narrative about LMNS and Anna’s search for a cure. Anna and her supercomputer HAL investigate “Projects” using a pulse‑based interface.

Multiple endings are tied to Anna’s judgment of player performance, so the way you navigate each beat‑driven scene can change the story’s conclusion.

  • Anna will judge how you do, so pay attention to her assessment as you play through each scene.
  • Listen for musical intensity spikes, as they often precede tougher hazard patterns.

02 / THE GUIDE

Local Co‑op Play

Up to four players can share a single screen, tackling the same rhythm‑driven challenges together. The split‑screen layout requires each participant to dodge beats and blocks in sync with the music.

Co‑op demands coordination, because hazards appear across the shared view and everyone must navigate the evolving scenes in time with the beat.

  • Communicate timing cues verbally to avoid overlapping movements.
  • Spread characters across the screen to reduce crowding during dense bullet patterns.
Afterbeat (Project Arrhythmia) official gameplay screenshot
Publisher-provided gameplay image · Vitamin Games

03 / THE GUIDE

Robust Level Editor

Afterbeat includes a built‑in editor that lets users design stages using any chosen music track. Designers place beats, pulses, and blocks to create rhythm‑synchronized obstacles that match their soundtrack.

Created levels can be uploaded directly to the Steam Workshop, where they become part of the game’s integrated content library.

  • Test a level with a short music clip before finalizing to ensure timing feels natural.
  • Vary block patterns throughout a track to keep players engaged.

04 / THE GUIDE

Community Levels & Workshop

The Steam Workshop hosts a wealth of user‑created content, with over two thousand community levels already uploaded. These levels use the same rhythm‑based mechanics as the core game.

Because the workshop is fully integrated, players can browse, download, and play community creations without leaving the game, providing a constantly expanding pool of challenges.

  • Sort workshop entries by recent uploads to discover the newest rhythm challenges.
  • Try levels that use unfamiliar music genres for a varied gameplay experience.

05 / THE GUIDE

Full Controller Support

Afterbeat lists full controller support, allowing navigation of beats and hazards with gamepads such as DualShock and DualSense. The feature is recommended for a comfortable rhythm experience.

Controller compatibility extends to Remote Play, enabling the game to be streamed to a TV while still using a gamepad for input.

  • Try both DualShock and DualSense controllers to see which feels more responsive for fast sections.
  • A gamepad is recommended for comfortable play, so consider using one during rapid sequences.

WATCH THE GAME

Afterbeat (Project Arrhythmia) videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

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COMMUNITY

Player discussion

    QUICK ANSWERS

    Afterbeat (Project Arrhythmia) FAQ

    How many endings can the story campaign have?

    The campaign features multiple endings, determined by Anna’s assessment of your performance throughout the levels.

    What is the maximum number of players in local co‑op?

    Up to four players can join a single screen session, sharing the same rhythm‑driven challenges.

    Can I create and share my own levels?

    Yes, the built‑in editor lets you design levels with any music and upload them to the Steam Workshop for community access.

    More Afterbeat (Project Arrhythmia) guides

    SOURCES & CREDITS

    Official resources and further reading

    Original editorial guidance. Game imagery and trailers are provided by the publisher through Steam. Media and reference links checked 2026-10-23. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.