The Game Census
Nightmare of Decay cover art

Nightmare of Decay

Checkmaty · 2022-05-03

Steam

ActionAdventureIndie

Modes: Single player

Releases: May 03, 2022 (PC (Microsoft Windows))

A first-person action horror game set in a nightmarish manor infested with zombies, psychotic cultists, and a horde of other horrors. Utilize an assortment of different weapons in a brutal fight for survival as you try to escape from the Nightmare of Decay.

3
playing now
96%
positive of 4.4k reviews
Overwhelmingly Positive
steam rating
100,000–200,000
owners (SteamSpy est.)
80/100
IGDB user rating (12 ratings)
platinum
deck/linux tier (ProtonDB)
$4.99
steam price (US)

3 players in-game as of 2026-08-30 04:00 UTC (census sample)

Health check

Healthy
  • · 3 players in-game at the last census sample.
  • · 268 reviews in the last 8 weeks (~34/week).
  • · Review velocity down 24% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (1,012 reviews).
  • · Top 17% of 10,791 Action games in the census by review count.

Health tier since 2026-08-30

Estimated sales: 88k–198k copies

Review-multiple estimate from 4,402 total reviews — how this is computed.

All-time low: $0.99 at Steam (2025-10-27)via IsThereAnyDeal

12-month high $4.99 · on sale 9 of 18 observed days (census price snapshots)

Review momentum

PositiveNegative
99599520222026Week of 2022-05-01: 995 positiveWeek of 2022-05-01: 17 negativeWeek of 2022-06-01: 323 positiveWeek of 2022-06-01: 6 negativeWeek of 2022-07-01: 230 positiveWeek of 2022-07-01: 9 negativeWeek of 2022-08-01: 105 positiveWeek of 2022-08-01: 10 negativeWeek of 2022-09-01: 126 positiveWeek of 2022-09-01: 4 negativeWeek of 2022-10-01: 125 positiveWeek of 2022-10-01: 6 negativeWeek of 2022-11-01: 157 positiveWeek of 2022-11-01: 8 negativeWeek of 2022-12-01: 90 positiveWeek of 2022-12-01: 5 negativeWeek of 2023-01-01: 96 positiveWeek of 2023-01-01: 5 negativeWeek of 2023-02-01: 49 positiveWeek of 2023-02-01: 4 negativeWeek of 2023-03-01: 50 positiveWeek of 2023-03-01: 2 negativeWeek of 2023-04-01: 66 positiveWeek of 2023-04-01: 3 negativeWeek of 2023-05-01: 58 positiveWeek of 2023-05-01: 3 negativeWeek of 2023-06-01: 31 positiveWeek of 2023-06-01: 3 negativeWeek of 2023-07-01: 66 positiveWeek of 2023-07-01: 3 negativeWeek of 2023-08-01: 46 positiveWeek of 2023-09-01: 47 positiveWeek of 2023-09-01: 7 negativeWeek of 2023-10-01: 52 positiveWeek of 2023-10-01: 7 negativeWeek of 2023-11-01: 62 positiveWeek of 2023-11-01: 5 negativeWeek of 2023-12-01: 79 positiveWeek of 2023-12-01: 2 negativeWeek of 2024-01-01: 80 positiveWeek of 2024-01-01: 5 negativeWeek of 2024-02-01: 39 positiveWeek of 2024-03-01: 92 positiveWeek of 2024-03-01: 5 negativeWeek of 2024-04-01: 69 positiveWeek of 2024-04-01: 5 negativeWeek of 2024-05-01: 58 positiveWeek of 2024-05-01: 3 negativeWeek of 2024-06-01: 44 positiveWeek of 2024-06-01: 4 negativeWeek of 2024-07-01: 64 positiveWeek of 2024-07-01: 6 negativeWeek of 2024-08-01: 40 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 36 positiveWeek of 2024-09-01: 5 negativeWeek of 2024-10-01: 44 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 45 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 46 positiveWeek of 2024-12-01: 4 negativeWeek of 2025-01-01: 51 positiveWeek of 2025-01-01: 2 negativeWeek of 2025-02-01: 41 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 42 positiveWeek of 2025-03-01: 3 negativeWeek of 2025-04-01: 18 positiveWeek of 2025-04-01: 4 negativeWeek of 2025-05-01: 44 positiveWeek of 2025-05-01: 6 negativeWeek of 2025-06-01: 46 positiveWeek of 2025-06-01: 7 negativeWeek of 2025-07-01: 33 positiveWeek of 2025-07-01: 6 negativeWeek of 2025-08-01: 35 positiveWeek of 2025-08-01: 2 negativeWeek of 2025-09-01: 40 positiveWeek of 2025-09-01: 3 negativeWeek of 2025-10-01: 40 positiveWeek of 2025-10-01: 2 negativeWeek of 2025-11-01: 64 positiveWeek of 2025-11-01: 4 negativeWeek of 2025-12-01: 34 positiveWeek of 2025-12-01: 2 negativeWeek of 2026-01-01: 33 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 20 positiveWeek of 2026-02-01: 3 negativeWeek of 2026-03-01: 41 positiveWeek of 2026-03-01: 2 negativeWeek of 2026-04-01: 28 positiveWeek of 2026-04-01: 1 negativeWeek of 2026-05-01: 20 positiveWeek of 2026-05-01: 2 negativeWeek of 2026-06-01: 33 positiveWeek of 2026-06-01: 3 negativeWeek of 2026-07-01: 39 positiveWeek of 2026-07-01: 5 negativeWeek of 2026-08-01: 27 positiveWeek of 2026-08-01: 2 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

602026-08-11 19:00 — 2 players2026-08-12 11:00 — 1 players2026-08-13 03:00 — 5 players2026-08-13 18:00 — 1 players2026-08-14 10:00 — 2 players2026-08-15 02:00 — 2 players2026-08-15 18:00 — 5 players2026-08-16 10:00 — 2 players2026-08-17 02:00 — 2 players2026-08-17 18:00 — 6 players2026-08-18 09:00 — 0 players2026-08-19 01:00 — 3 players2026-08-19 17:00 — 4 players2026-08-20 09:00 — 3 players2026-08-21 00:00 — 2 players2026-08-21 16:00 — 3 players2026-08-22 08:00 — 0 players2026-08-23 00:00 — 4 players2026-08-23 16:00 — 4 players2026-08-24 07:00 — 2 players2026-08-24 23:00 — 0 players2026-08-25 15:00 — 2 players2026-08-26 07:00 — 2 players2026-08-27 00:00 — 3 players2026-08-27 15:00 — 5 players2026-08-28 07:00 — 1 players2026-08-28 23:00 — 3 players2026-08-29 15:00 — 6 players2026-08-30 04:00 — 3 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$4.99$0.992022-05-032026-08-032022-05-03 — best price $3.992022-07-07 — best price $4.992022-09-05 — best price $3.992022-11-01 — best price $4.992022-12-22 — best price $3.492023-01-30 — best price $4.992023-04-03 — best price $3.492023-05-22 — best price $4.992023-07-31 — best price $3.492023-09-18 — best price $4.992023-12-04 — best price $2.992024-01-04 — best price $4.992024-03-14 — best price $2.492024-04-15 — best price $4.992024-06-27 — best price $2.492024-08-12 — best price $4.992024-10-28 — best price $1.992024-12-04 — best price $4.992025-01-27 — best price $2.492025-03-20 — best price $4.992025-05-26 — best price $1.492025-07-10 — best price $4.992025-09-29 — best price $1.992025-11-03 — best price $4.992026-01-19 — best price $2.492026-03-26 — best price $4.992026-06-01 — best price $2.492026-07-09 — best price $4.992026-08-03 — best price $4.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

16
achievements tracked
65.3%
earned "Fresh Meat"
4.5%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam CloudFamily Sharing

15 supported languages: English, French, Polish, Russian, Simplified Chinese, Traditional Chinese, Spanish - Latin America, Portuguese - Brazil, Italian, German, Czech, Hungarian…

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)2,5897%16

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

Player tags

FPSGoreIndieRetro1990'sActionDemonsHorrorViolentZombies

Census log

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

Players also track

Don't Knock TwiceMasochisiaDARQ: Complete EditionRebel Galaxy OutlawApsulov: End of GodsTorchlight III

Similarity via IGDB.