The Game Census
MUTATION PHASE cover art

MUTATION PHASE

IGRODELSKY · 2018-10-05

Steam

ActionIndie

Modes: Single player

Releases: Oct 05, 2018 (PC (Microsoft Windows))

MUTATION PHASE is a horror-shooter with a first-person view, which narrates the consequences of experiments with sound waves. You have to survive among hordes of mutants and get out of the danger zone.

MUTATION PHASE is a 2018 Action and Indie game priced at $4.99, with an estimated 50,000 .. 100,000 owners and a Mixed review sentiment (67% of 42 reviews).

0
playing now
67%
positive of 42 reviews
Mixed
steam's rating (official)
50,000–100,000
owners (SteamSpy est.)
Unknown
Steam Deck (Valve)
SteamOS: 0
$4.99
steam price (US)

0 players in-game as of 2026-10-14 19:00 UTC (census sample)

Health check

Quiet
  • · 0 players in-game at the last census sample.
  • · 5 reviews in the last 8 weeks (~1/week).
  • · Review velocity down 62% vs the prior 8 weeks.
  • · Top 56% of 27,675 Action games in the census by review count.

Health tier since 2026-09-02

All-time low: $0.79 at Steam (2019-06-26) · bundled 4×via IsThereAnyDeal

12-month high $4.99 · on sale 4 of 8 observed days (census price snapshots)

Review momentum

PositiveNegative
3320182026Week of 2018-07-01: 1 negativeWeek of 2018-08-01: 1 positiveWeek of 2018-10-01: 2 positiveWeek of 2019-02-01: 1 positiveWeek of 2019-03-01: 3 positiveWeek of 2019-03-01: 1 negativeWeek of 2019-06-01: 1 negativeWeek of 2019-07-01: 1 positiveWeek of 2019-08-01: 3 positiveWeek of 2019-09-01: 1 positiveWeek of 2019-11-01: 1 positiveWeek of 2020-02-01: 1 positiveWeek of 2020-02-01: 1 negativeWeek of 2021-07-01: 1 positiveWeek of 2021-10-01: 1 positiveWeek of 2022-02-01: 1 negativeWeek of 2026-01-01: 1 positiveWeek of 2026-04-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

002026-09-15 05:00 — 0 players2026-09-16 13:00 — 0 players2026-09-17 20:00 — 0 players2026-09-19 04:00 — 0 players2026-09-20 11:00 — 0 players2026-09-21 19:00 — 0 players2026-09-23 03:00 — 0 players2026-09-24 10:00 — 0 players2026-09-25 18:00 — 0 players2026-09-27 01:00 — 0 players2026-09-28 09:00 — 0 players2026-09-29 16:00 — 0 players2026-10-01 00:00 — 0 players2026-10-02 07:00 — 0 players2026-10-03 15:00 — 0 players2026-10-04 23:00 — 0 players2026-10-06 06:00 — 0 players2026-10-07 14:00 — 0 players2026-10-08 21:00 — 0 players2026-10-10 05:00 — 0 players2026-10-11 12:00 — 0 players2026-10-12 20:00 — 0 players2026-10-14 04:00 — 0 players2026-10-14 19:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$7.99$0.792018-07-302026-07-092018-07-30 — best price $6.392018-11-21 — best price $3.992018-12-20 — best price $3.192019-02-04 — best price $2.392019-03-08 — best price $1.592019-06-26 — best price $0.792019-08-08 — best price $0.792019-08-21 — best price $3.992019-09-30 — best price $3.992019-11-01 — best price $3.992019-12-03 — best price $3.992020-01-02 — best price $3.992020-01-27 — best price $3.992020-02-17 — best price $3.992020-04-06 — best price $3.992020-06-08 — best price $3.992020-07-09 — best price $3.992020-09-14 — best price $3.992020-11-02 — best price $3.992020-12-01 — best price $3.992021-01-05 — best price $3.992021-02-15 — best price $3.992021-12-22 — best price $1.992022-10-25 — best price $2.492023-06-29 — best price $2.492023-10-26 — best price $3.242023-11-21 — best price $3.242023-12-21 — best price $3.242024-06-27 — best price $1.492024-10-28 — best price $0.992024-11-27 — best price $0.992024-12-20 — best price $1.492025-03-13 — best price $2.492025-06-26 — best price $1.492025-09-29 — best price $1.492025-10-27 — best price $0.992025-12-14 — best price $0.992026-03-19 — best price $1.992026-06-25 — best price $1.492026-07-09 — best price $4.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

8
achievements tracked
18%
earned "Survival time 1"
15.2%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsFamily Sharing

1 supported languages: English

Player tags

3DFPSDarkGoreIndieActionCombatHorrorSci-fiShooter

Census log

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

Players also track

Don't Knock TwiceTanziaGentleMoon 2Park BoundRICORogue HeistApsulov: End of GodsTorchlight III

Similarity via IGDB.

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