The Game Census
Afterbeat (Project Arrhythmia) cover art

Afterbeat (Project Arrhythmia)

Vitamin Games · Kwalee · 2019-06-14

Steam

ActionAdventureIndieStrategyEarly Access

Modes: Single player, Multiplayer, Co-operative

Releases: Sep 01, 2026 (PC (Microsoft Windows))

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

Afterbeat (Project Arrhythmia) is an Action, Adventure, Indie, and Strategy title released in 2019, priced at $14.99, with an Overwhelmingly Positive review sentiment (95% of 2680 reviews) and an owner estimate of 0 .. 20,000.

95%
positive of 2.7k reviews
Overwhelmingly Positive
steam rating
0–20,000
owners (SteamSpy est.)
70/100
IGDB user rating (4 ratings)
platinum
deck/linux tier (ProtonDB)
$14.99
steam price (US)

Set in 207X, a mysterious disease called "LNNS" has been ravaging the world. A lone AI researcher, Anna Schroeder, attempts to find the cure with her trusty supercomputer companion HAL. Stumbling upon various “Projects,” the duo decides to investigate the efficacy of a cure using a pulse/rhythm-based interface.(Storyline via IGDB)

Health check

Quietly active
  • · 197 reviews in the last 8 weeks (~25/week).
  • · Review velocity up 17% vs the prior 8 weeks.
  • · Top 22% of 10,862 Action games in the census by review count.
Estimated sales: 67k–161k copies

Review-multiple estimate from 2,680 total reviews — how this is computed.

All-time low: $8.99 at Steam (2019-10-28)via IsThereAnyDeal

12-month high $14.99 · on sale 14 of 15 observed days (census price snapshots)

Review momentum

PositiveNegative
747420192026Week of 2019-06-01: 44 positiveWeek of 2019-06-01: 1 negativeWeek of 2019-07-01: 9 positiveWeek of 2019-08-01: 7 positiveWeek of 2019-08-01: 1 negativeWeek of 2019-09-01: 5 positiveWeek of 2019-10-01: 13 positiveWeek of 2019-11-01: 54 positiveWeek of 2019-12-01: 36 positiveWeek of 2019-12-01: 1 negativeWeek of 2020-01-01: 41 positiveWeek of 2020-01-01: 1 negativeWeek of 2020-02-01: 49 positiveWeek of 2020-03-01: 43 positiveWeek of 2020-04-01: 38 positiveWeek of 2020-04-01: 1 negativeWeek of 2020-05-01: 43 positiveWeek of 2020-05-01: 1 negativeWeek of 2020-06-01: 51 positiveWeek of 2020-06-01: 1 negativeWeek of 2020-07-01: 74 positiveWeek of 2020-07-01: 3 negativeWeek of 2020-08-01: 70 positiveWeek of 2020-08-01: 2 negativeWeek of 2020-09-01: 65 positiveWeek of 2020-09-01: 4 negativeWeek of 2020-10-01: 65 positiveWeek of 2020-10-01: 3 negativeWeek of 2020-11-01: 58 positiveWeek of 2020-11-01: 2 negativeWeek of 2020-12-01: 61 positiveWeek of 2020-12-01: 2 negativeWeek of 2021-01-01: 59 positiveWeek of 2021-01-01: 1 negativeWeek of 2021-02-01: 47 positiveWeek of 2021-02-01: 2 negativeWeek of 2021-03-01: 32 positiveWeek of 2021-04-01: 30 positiveWeek of 2021-05-01: 28 positiveWeek of 2021-05-01: 2 negativeWeek of 2021-06-01: 27 positiveWeek of 2021-06-01: 1 negativeWeek of 2021-07-01: 24 positiveWeek of 2021-07-01: 1 negativeWeek of 2021-08-01: 40 positiveWeek of 2021-08-01: 2 negativeWeek of 2021-09-01: 18 positiveWeek of 2021-10-01: 27 positiveWeek of 2021-10-01: 1 negativeWeek of 2021-11-01: 32 positiveWeek of 2021-11-01: 2 negativeWeek of 2021-12-01: 40 positiveWeek of 2021-12-01: 4 negativeWeek of 2022-01-01: 28 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 43 positiveWeek of 2022-02-01: 1 negativeWeek of 2022-03-01: 27 positiveWeek of 2022-03-01: 2 negativeWeek of 2022-04-01: 15 positiveWeek of 2022-04-01: 1 negativeWeek of 2022-05-01: 31 positiveWeek of 2022-05-01: 1 negativeWeek of 2022-06-01: 36 positiveWeek of 2022-06-01: 3 negativeWeek of 2022-07-01: 28 positiveWeek of 2022-08-01: 20 positiveWeek of 2022-08-01: 3 negativeWeek of 2022-09-01: 21 positiveWeek of 2022-10-01: 26 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-11-01: 35 positiveWeek of 2022-12-01: 38 positiveWeek of 2022-12-01: 1 negativeWeek of 2023-01-01: 23 positiveWeek of 2023-01-01: 1 negativeWeek of 2023-02-01: 25 positiveWeek of 2023-02-01: 2 negativeWeek of 2023-03-01: 18 positiveWeek of 2023-03-01: 1 negativeWeek of 2023-04-01: 24 positiveWeek of 2023-04-01: 2 negativeWeek of 2023-05-01: 21 positiveWeek of 2023-05-01: 3 negativeWeek of 2023-06-01: 30 positiveWeek of 2023-06-01: 1 negativeWeek of 2023-07-01: 35 positiveWeek of 2023-07-01: 1 negativeWeek of 2023-08-01: 28 positiveWeek of 2023-08-01: 1 negativeWeek of 2023-09-01: 31 positiveWeek of 2023-09-01: 1 negativeWeek of 2023-10-01: 20 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 38 positiveWeek of 2023-12-01: 25 positiveWeek of 2024-01-01: 18 positiveWeek of 2024-01-01: 4 negativeWeek of 2024-02-01: 30 positiveWeek of 2024-03-01: 23 positiveWeek of 2024-03-01: 2 negativeWeek of 2024-04-01: 17 positiveWeek of 2024-05-01: 11 positiveWeek of 2024-05-01: 5 negativeWeek of 2024-06-01: 26 positiveWeek of 2024-06-01: 4 negativeWeek of 2024-07-01: 33 positiveWeek of 2024-07-01: 4 negativeWeek of 2024-08-01: 26 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 17 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 19 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 24 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 21 positiveWeek of 2025-01-01: 26 positiveWeek of 2025-01-01: 1 negativeWeek of 2025-02-01: 25 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 18 positiveWeek of 2025-03-01: 2 negativeWeek of 2025-04-01: 16 positiveWeek of 2025-04-01: 3 negativeWeek of 2025-05-01: 25 positiveWeek of 2025-06-01: 31 positiveWeek of 2025-06-01: 4 negativeWeek of 2025-07-01: 19 positiveWeek of 2025-07-01: 2 negativeWeek of 2025-08-01: 21 positiveWeek of 2025-08-01: 2 negativeWeek of 2025-09-01: 11 positiveWeek of 2025-09-01: 2 negativeWeek of 2025-10-01: 15 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 15 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 15 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 23 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 13 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 17 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 38 positiveWeek of 2026-04-01: 2 negativeWeek of 2026-05-01: 36 positiveWeek of 2026-05-01: 3 negativeWeek of 2026-06-01: 17 positiveWeek of 2026-07-01: 26 positiveWeek of 2026-07-01: 2 negativeWeek of 2026-08-01: 2 positiveWeek of 2026-08-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Price history

$14.99$8.992019-06-152026-07-292019-06-15 — best price $10.792019-11-01 — best price $11.992020-10-29 — best price $9.592020-12-01 — best price $11.992021-02-11 — best price $9.592021-03-29 — best price $11.992021-10-28 — best price $8.992021-12-01 — best price $11.992022-01-27 — best price $8.992022-02-21 — best price $11.992022-06-23 — best price $8.992022-07-18 — best price $11.992022-12-22 — best price $8.992023-02-19 — best price $11.992023-06-29 — best price $8.992023-11-28 — best price $11.992024-02-12 — best price $8.992024-03-21 — best price $11.992024-08-19 — best price $8.992024-12-04 — best price $11.992025-02-10 — best price $8.992025-03-20 — best price $11.992025-06-26 — best price $8.992025-12-15 — best price $11.992026-01-17 — best price $8.992026-03-26 — best price $11.992026-06-25 — best price $8.992026-07-20 — best price $11.992026-07-29 — best price $14.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

19
achievements tracked
33.6%
earned "[ Nanobot Model ]"
0.1%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsFull controller supportSingle-playerMulti-playerCo-opShared/Split Screen Co-opShared/Split ScreenSteam AchievementsFull controller supportSteam WorkshopGamepad RecommendedDualShock Controller Support1 DLC

1 supported languages: English

Where its players are

Share of Steam reviews by language (top languages measured) — a proxy for where the player base lives.

Player tags

2DCo-opIndieMusicActionArcadeRhythmDifficultBullet HellLocal Co-Op

Census log

Computed from census-recorded observations only — dates are observation dates.

Recent updates

Players also track

Dude SimulatorRICODream AloneApsulov: End of GodsFreedom FingerTorchlight III

Similarity via IGDB.

Official site ↗Discord ↗