The Game Census
Monstrum cover art

Monstrum

Team Junkfish · Junkfish Limited · 2015-05-20

SteamGOGPlayStation StoreAmazonMicrosoft Store

Indie

Modes: Single player

Releases: May 20, 2015 (PC (Microsoft Windows)), Jul 16, 2015 (Linux), Jul 16, 2015 (Mac), May 22, 2020 (Xbox One), May 22, 2020 (PlayStation 4), May 22, 2020 (Nintendo Switch)

Monstrum takes the traditional survival horror formula and remixes it completely with procedurally generated levels, permadeath, and AI driven predators, ensuring that nowhere on its derelict cargo ship is ever truly safe.

9
playing now
91%
positive of 3.8k reviews
Very Positive
steam rating
200,000–500,000
owners (SteamSpy est.)
72/100
IGDB user rating (11 ratings)
gold
deck/linux tier (ProtonDB)
$17.99
steam price (US)

9 players in-game as of 2026-08-30 03:00 UTC (census sample)

Health check

Quietly active
  • · 9 players in-game at the last census sample.
  • · 164 reviews in the last 8 weeks (~21/week).
  • · Review velocity down 5% vs the prior 8 weeks.
  • · Top 11% of 17,990 Indie games in the census by review count.

Health tier since 2026-08-27

Estimated sales: 94k–226k copies

Review-multiple estimate from 3,764 total reviews — how this is computed.

Current store prices

Microsoft Store$1.49-85%
GOG$3.59-80%
lowest across shops (ITAD)$3.59-80%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $0.99 at Fanatical (2021-09-29) · bundled 11×via IsThereAnyDeal

12-month high $17.99 · on sale 100 of 143 observed days · $0.50 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
505020182026Week of 2018-01-01: 18 positiveWeek of 2018-01-01: 2 negativeWeek of 2018-02-01: 19 positiveWeek of 2018-02-01: 2 negativeWeek of 2018-03-01: 18 positiveWeek of 2018-03-01: 1 negativeWeek of 2018-04-01: 21 positiveWeek of 2018-04-01: 5 negativeWeek of 2018-05-01: 12 positiveWeek of 2018-05-01: 3 negativeWeek of 2018-06-01: 19 positiveWeek of 2018-06-01: 1 negativeWeek of 2018-07-01: 20 positiveWeek of 2018-07-01: 4 negativeWeek of 2018-08-01: 12 positiveWeek of 2018-08-01: 3 negativeWeek of 2018-09-01: 10 positiveWeek of 2018-10-01: 21 positiveWeek of 2018-10-01: 5 negativeWeek of 2018-11-01: 34 positiveWeek of 2018-11-01: 2 negativeWeek of 2018-12-01: 13 positiveWeek of 2018-12-01: 4 negativeWeek of 2019-01-01: 20 positiveWeek of 2019-01-01: 4 negativeWeek of 2019-02-01: 7 positiveWeek of 2019-02-01: 1 negativeWeek of 2019-03-01: 24 positiveWeek of 2019-03-01: 2 negativeWeek of 2019-04-01: 12 positiveWeek of 2019-04-01: 2 negativeWeek of 2019-05-01: 17 positiveWeek of 2019-05-01: 2 negativeWeek of 2019-06-01: 36 positiveWeek of 2019-06-01: 2 negativeWeek of 2019-07-01: 37 positiveWeek of 2019-07-01: 6 negativeWeek of 2019-08-01: 5 positiveWeek of 2019-08-01: 2 negativeWeek of 2019-09-01: 9 positiveWeek of 2019-09-01: 6 negativeWeek of 2019-10-01: 15 positiveWeek of 2019-10-01: 1 negativeWeek of 2019-11-01: 50 positiveWeek of 2019-11-01: 2 negativeWeek of 2019-12-01: 39 positiveWeek of 2019-12-01: 6 negativeWeek of 2020-01-01: 30 positiveWeek of 2020-01-01: 1 negativeWeek of 2020-02-01: 33 positiveWeek of 2020-02-01: 2 negativeWeek of 2020-03-01: 32 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 43 positiveWeek of 2020-04-01: 1 negativeWeek of 2020-05-01: 35 positiveWeek of 2020-05-01: 1 negativeWeek of 2020-06-01: 34 positiveWeek of 2020-06-01: 2 negativeWeek of 2020-07-01: 44 positiveWeek of 2020-07-01: 2 negativeWeek of 2020-08-01: 44 positiveWeek of 2020-08-01: 2 negativeWeek of 2020-09-01: 26 positiveWeek of 2020-09-01: 1 negativeWeek of 2020-10-01: 24 positiveWeek of 2020-11-01: 22 positiveWeek of 2020-11-01: 2 negativeWeek of 2020-12-01: 36 positiveWeek of 2020-12-01: 2 negativeWeek of 2021-01-01: 38 positiveWeek of 2021-02-01: 24 positiveWeek of 2021-03-01: 18 positiveWeek of 2021-03-01: 1 negativeWeek of 2021-04-01: 18 positiveWeek of 2021-04-01: 2 negativeWeek of 2021-05-01: 22 positiveWeek of 2021-05-01: 1 negativeWeek of 2021-06-01: 15 positiveWeek of 2021-07-01: 40 positiveWeek of 2021-07-01: 2 negativeWeek of 2021-08-01: 22 positiveWeek of 2021-08-01: 1 negativeWeek of 2021-09-01: 18 positiveWeek of 2021-10-01: 16 positiveWeek of 2021-10-01: 4 negativeWeek of 2021-11-01: 31 positiveWeek of 2021-12-01: 21 positiveWeek of 2022-01-01: 29 positiveWeek of 2022-02-01: 19 positiveWeek of 2022-03-01: 15 positiveWeek of 2022-03-01: 2 negativeWeek of 2022-04-01: 15 positiveWeek of 2022-05-01: 35 positiveWeek of 2022-05-01: 1 negativeWeek of 2022-06-01: 28 positiveWeek of 2022-06-01: 2 negativeWeek of 2022-07-01: 30 positiveWeek of 2022-07-01: 4 negativeWeek of 2022-08-01: 16 positiveWeek of 2022-08-01: 3 negativeWeek of 2022-09-01: 13 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-10-01: 18 positiveWeek of 2022-10-01: 4 negativeWeek of 2022-11-01: 17 positiveWeek of 2022-11-01: 3 negativeWeek of 2022-12-01: 24 positiveWeek of 2022-12-01: 3 negativeWeek of 2023-01-01: 18 positiveWeek of 2023-01-01: 2 negativeWeek of 2023-02-01: 13 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 16 positiveWeek of 2023-04-01: 21 positiveWeek of 2023-05-01: 14 positiveWeek of 2023-06-01: 13 positiveWeek of 2023-06-01: 1 negativeWeek of 2023-07-01: 32 positiveWeek of 2023-07-01: 2 negativeWeek of 2023-08-01: 25 positiveWeek of 2023-08-01: 4 negativeWeek of 2023-09-01: 19 positiveWeek of 2023-09-01: 3 negativeWeek of 2023-10-01: 14 positiveWeek of 2023-11-01: 19 positiveWeek of 2023-11-01: 2 negativeWeek of 2023-12-01: 16 positiveWeek of 2024-01-01: 18 positiveWeek of 2024-01-01: 2 negativeWeek of 2024-02-01: 16 positiveWeek of 2024-02-01: 2 negativeWeek of 2024-03-01: 22 positiveWeek of 2024-03-01: 3 negativeWeek of 2024-04-01: 16 positiveWeek of 2024-04-01: 2 negativeWeek of 2024-05-01: 19 positiveWeek of 2024-05-01: 3 negativeWeek of 2024-06-01: 19 positiveWeek of 2024-06-01: 2 negativeWeek of 2024-07-01: 21 positiveWeek of 2024-07-01: 2 negativeWeek of 2024-08-01: 14 positiveWeek of 2024-08-01: 3 negativeWeek of 2024-09-01: 13 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 19 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 25 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 27 positiveWeek of 2024-12-01: 2 negativeWeek of 2025-01-01: 22 positiveWeek of 2025-01-01: 2 negativeWeek of 2025-02-01: 16 positiveWeek of 2025-02-01: 4 negativeWeek of 2025-03-01: 38 positiveWeek of 2025-03-01: 3 negativeWeek of 2025-04-01: 28 positiveWeek of 2025-05-01: 18 positiveWeek of 2025-05-01: 2 negativeWeek of 2025-06-01: 19 positiveWeek of 2025-06-01: 10 negativeWeek of 2025-07-01: 19 positiveWeek of 2025-07-01: 4 negativeWeek of 2025-08-01: 14 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 10 positiveWeek of 2025-09-01: 1 negativeWeek of 2025-10-01: 25 positiveWeek of 2025-10-01: 4 negativeWeek of 2025-11-01: 13 positiveWeek of 2025-11-01: 5 negativeWeek of 2025-12-01: 14 positiveWeek of 2025-12-01: 2 negativeWeek of 2026-01-01: 26 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 8 positiveWeek of 2026-02-01: 2 negativeWeek of 2026-03-01: 21 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 17 positiveWeek of 2026-04-01: 4 negativeWeek of 2026-05-01: 22 positiveWeek of 2026-06-01: 20 positiveWeek of 2026-06-01: 1 negativeWeek of 2026-07-01: 21 positiveWeek of 2026-07-01: 3 negativeWeek of 2026-08-01: 21 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

3152026-08-06 23:00 — 8 players2026-08-07 07:00 — 16 players2026-08-07 15:00 — 20 players2026-08-07 23:00 — 10 players2026-08-08 07:00 — 13 players2026-08-08 15:00 — 20 players2026-08-08 23:00 — 5 players2026-08-09 07:00 — 20 players2026-08-09 15:00 — 15 players2026-08-09 23:00 — 14 players2026-08-10 07:00 — 13 players2026-08-10 15:00 — 21 players2026-08-10 23:00 — 10 players2026-08-11 07:00 — 11 players2026-08-11 15:00 — 17 players2026-08-12 23:00 — 8 players2026-08-14 06:00 — 6 players2026-08-15 14:00 — 17 players2026-08-16 22:00 — 13 players2026-08-18 06:00 — 15 players2026-08-19 13:00 — 15 players2026-08-20 21:00 — 5 players2026-08-22 04:00 — 12 players2026-08-23 12:00 — 18 players2026-08-24 20:00 — 10 players2026-08-26 04:00 — 11 players2026-08-27 11:00 — 18 players2026-08-28 19:00 — 15 players2026-08-30 03:00 — 9 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$17.99$2.592015-01-282026-08-302015-01-28 — best price $10.832015-05-11 — best price $13.492015-09-03 — best price $13.492016-05-24 — best price $17.992017-01-26 — best price $17.992017-11-22 — best price $4.492018-08-23 — best price $17.992019-05-15 — best price $3.592020-01-27 — best price $17.992020-06-26 — best price $13.222020-08-13 — best price $16.092020-09-20 — best price $16.092020-10-31 — best price $17.992020-12-08 — best price $17.992021-01-26 — best price $17.992021-04-05 — best price $17.992021-05-12 — best price $15.192021-11-15 — best price $15.192022-05-09 — best price $3.592022-10-24 — best price $3.602023-02-07 — best price $3.592023-06-23 — best price $3.592023-10-03 — best price $17.992024-01-06 — best price $17.992024-04-10 — best price $17.992024-07-11 — best price $17.992024-09-02 — best price $17.992024-11-06 — best price $17.992025-01-20 — best price $2.872025-04-11 — best price $17.992025-06-26 — best price $3.432025-09-06 — best price $3.602025-11-05 — best price $17.992026-01-19 — best price $3.592026-03-24 — best price $17.992026-05-25 — best price $5.392026-08-03 — best price $2.782026-08-30 — best price $3.59
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

16
achievements tracked
36.1%
earned "Charlie's Devils"
13.7%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSLinuxFull controller supportSingle-playerSteam AchievementsFull controller supportVR SupportedVR SupportRemote Play on TVFamily Sharing1 DLC

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)2,61413%16
PS4 (PlayStation)48426%17
Xbox One (Xbox)23017%16
Switch (Nintendo)50%0

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Player tags

VRIndieHorrorStealthSurvivalDifficultRogue-likeRogue-liteAtmosphericPerma Death

Census log

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

Players also track

Don't Knock TwiceDARQ: Complete EditionForce of NatureThe Blackout ClubDream AloneApsulov: End of GodsPacify

Similarity via IGDB.

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