The Game Census
The Monster Inside cover art

The Monster Inside

Random Seed Games · 2017-08-01

Steam

Free To PlayIndie

Modes: Single player

Releases: Aug 01, 2017 (PC (Microsoft Windows)), Aug 01, 2017 (Mac), Aug 01, 2017 (Linux)

A film noir style audio-visual novella. A mysterious woman... a string of murders... and a man with a hidden past.

The Monster Inside is a free-to-play Indie and Free To Play game released in 2017, with an estimated 100,000 .. 200,000 owners and a Very Positive review sentiment (88% of 2103 reviews).

0
playing now
88%
positive of 2.1k reviews
Very Positive
steam's rating (official)
100,000–200,000
owners (SteamSpy est.)
58/100
IGDB user rating (7 ratings)
platinum
deck/linux tier (ProtonDB)
Unsupported
Steam Deck (Valve)
SteamOS: Unsupported
Free
steam price (US)

0 players in-game as of 2026-10-14 15:00 UTC (census sample)

Health check

Quietly active
  • · 0 players in-game at the last census sample.
  • · 88 reviews in the last 8 weeks (~11/week).
  • · Review velocity down 29% vs the prior 8 weeks.
  • · Top 8% of 9,495 Free To Play games in the census by review count.

Health tier since 2026-08-30

Review momentum

PositiveNegative
363620182026Week of 2018-01-01: 36 positiveWeek of 2018-01-01: 1 negativeWeek of 2018-02-01: 20 positiveWeek of 2018-02-01: 2 negativeWeek of 2018-03-01: 17 positiveWeek of 2018-03-01: 2 negativeWeek of 2018-04-01: 26 positiveWeek of 2018-04-01: 2 negativeWeek of 2018-05-01: 18 positiveWeek of 2018-05-01: 2 negativeWeek of 2018-06-01: 15 positiveWeek of 2018-06-01: 1 negativeWeek of 2018-07-01: 16 positiveWeek of 2018-07-01: 1 negativeWeek of 2018-08-01: 7 positiveWeek of 2018-08-01: 1 negativeWeek of 2018-09-01: 5 positiveWeek of 2018-09-01: 3 negativeWeek of 2018-10-01: 10 positiveWeek of 2018-10-01: 1 negativeWeek of 2018-11-01: 11 positiveWeek of 2018-11-01: 3 negativeWeek of 2018-12-01: 13 positiveWeek of 2018-12-01: 1 negativeWeek of 2019-01-01: 4 positiveWeek of 2019-01-01: 4 negativeWeek of 2019-02-01: 5 positiveWeek of 2019-02-01: 1 negativeWeek of 2019-03-01: 2 positiveWeek of 2019-03-01: 3 negativeWeek of 2019-04-01: 4 positiveWeek of 2019-04-01: 1 negativeWeek of 2019-05-01: 18 positiveWeek of 2019-06-01: 8 positiveWeek of 2019-06-01: 2 negativeWeek of 2019-07-01: 8 positiveWeek of 2019-07-01: 1 negativeWeek of 2019-08-01: 4 positiveWeek of 2019-09-01: 6 positiveWeek of 2019-09-01: 1 negativeWeek of 2019-10-01: 1 negativeWeek of 2019-11-01: 12 positiveWeek of 2019-12-01: 6 positiveWeek of 2019-12-01: 4 negativeWeek of 2020-01-01: 7 positiveWeek of 2020-01-01: 1 negativeWeek of 2020-02-01: 11 positiveWeek of 2020-02-01: 1 negativeWeek of 2020-03-01: 5 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 10 positiveWeek of 2020-05-01: 7 positiveWeek of 2020-05-01: 2 negativeWeek of 2020-06-01: 9 positiveWeek of 2020-06-01: 3 negativeWeek of 2020-07-01: 11 positiveWeek of 2020-08-01: 12 positiveWeek of 2020-09-01: 1 positiveWeek of 2020-09-01: 1 negativeWeek of 2020-10-01: 3 positiveWeek of 2020-10-01: 1 negativeWeek of 2020-11-01: 3 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 11 positiveWeek of 2020-12-01: 2 negativeWeek of 2021-01-01: 15 positiveWeek of 2021-01-01: 1 negativeWeek of 2021-02-01: 18 positiveWeek of 2021-02-01: 2 negativeWeek of 2021-03-01: 16 positiveWeek of 2021-03-01: 2 negativeWeek of 2021-04-01: 15 positiveWeek of 2021-04-01: 2 negativeWeek of 2021-05-01: 20 positiveWeek of 2021-05-01: 2 negativeWeek of 2021-06-01: 14 positiveWeek of 2021-06-01: 1 negativeWeek of 2021-07-01: 17 positiveWeek of 2021-08-01: 15 positiveWeek of 2021-09-01: 15 positiveWeek of 2021-09-01: 2 negativeWeek of 2021-10-01: 16 positiveWeek of 2021-10-01: 4 negativeWeek of 2021-11-01: 13 positiveWeek of 2021-12-01: 17 positiveWeek of 2021-12-01: 3 negativeWeek of 2022-01-01: 16 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 13 positiveWeek of 2022-03-01: 11 positiveWeek of 2022-03-01: 3 negativeWeek of 2022-04-01: 10 positiveWeek of 2022-04-01: 4 negativeWeek of 2022-05-01: 16 positiveWeek of 2022-05-01: 2 negativeWeek of 2022-06-01: 12 positiveWeek of 2022-06-01: 1 negativeWeek of 2022-07-01: 20 positiveWeek of 2022-07-01: 3 negativeWeek of 2022-08-01: 13 positiveWeek of 2022-08-01: 4 negativeWeek of 2022-09-01: 10 positiveWeek of 2022-09-01: 2 negativeWeek of 2022-10-01: 12 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-11-01: 10 positiveWeek of 2022-11-01: 1 negativeWeek of 2022-12-01: 19 positiveWeek of 2022-12-01: 2 negativeWeek of 2023-01-01: 16 positiveWeek of 2023-02-01: 22 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 18 positiveWeek of 2023-03-01: 1 negativeWeek of 2023-04-01: 16 positiveWeek of 2023-04-01: 6 negativeWeek of 2023-05-01: 17 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 12 positiveWeek of 2023-06-01: 3 negativeWeek of 2023-07-01: 19 positiveWeek of 2023-07-01: 2 negativeWeek of 2023-08-01: 20 positiveWeek of 2023-08-01: 2 negativeWeek of 2023-09-01: 6 positiveWeek of 2023-10-01: 18 positiveWeek of 2023-10-01: 2 negativeWeek of 2023-11-01: 7 positiveWeek of 2023-11-01: 1 negativeWeek of 2023-12-01: 12 positiveWeek of 2023-12-01: 4 negativeWeek of 2024-01-01: 25 positiveWeek of 2024-01-01: 6 negativeWeek of 2024-02-01: 17 positiveWeek of 2024-02-01: 2 negativeWeek of 2024-03-01: 18 positiveWeek of 2024-03-01: 2 negativeWeek of 2024-04-01: 16 positiveWeek of 2024-05-01: 20 positiveWeek of 2024-06-01: 15 positiveWeek of 2024-06-01: 4 negativeWeek of 2024-07-01: 14 positiveWeek of 2024-07-01: 3 negativeWeek of 2024-08-01: 24 positiveWeek of 2024-08-01: 3 negativeWeek of 2024-09-01: 8 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 12 positiveWeek of 2024-10-01: 5 negativeWeek of 2024-11-01: 12 positiveWeek of 2024-11-01: 2 negativeWeek of 2024-12-01: 11 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 19 positiveWeek of 2025-01-01: 2 negativeWeek of 2025-02-01: 11 positiveWeek of 2025-02-01: 2 negativeWeek of 2025-03-01: 10 positiveWeek of 2025-03-01: 3 negativeWeek of 2025-04-01: 14 positiveWeek of 2025-04-01: 2 negativeWeek of 2025-05-01: 16 positiveWeek of 2025-05-01: 3 negativeWeek of 2025-06-01: 14 positiveWeek of 2025-06-01: 3 negativeWeek of 2025-07-01: 14 positiveWeek of 2025-07-01: 4 negativeWeek of 2025-08-01: 16 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 11 positiveWeek of 2025-09-01: 1 negativeWeek of 2025-10-01: 10 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 13 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 4 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 15 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 10 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 8 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 11 positiveWeek of 2026-04-01: 2 negativeWeek of 2026-05-01: 12 positiveWeek of 2026-06-01: 10 positiveWeek of 2026-06-01: 1 negativeWeek of 2026-07-01: 10 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 7 positiveWeek of 2026-08-01: 2 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

102026-09-15 00:00 — 1 players2026-09-16 08:00 — 1 players2026-09-17 16:00 — 0 players2026-09-18 23:00 — 0 players2026-09-20 07:00 — 0 players2026-09-21 14:00 — 0 players2026-09-22 22:00 — 0 players2026-09-24 05:00 — 0 players2026-09-25 13:00 — 0 players2026-09-26 20:00 — 0 players2026-09-28 04:00 — 0 players2026-09-29 11:00 — 1 players2026-09-30 19:00 — 0 players2026-10-02 02:00 — 0 players2026-10-03 10:00 — 1 players2026-10-04 18:00 — 0 players2026-10-06 02:00 — 0 players2026-10-07 09:00 — 0 players2026-10-08 17:00 — 0 players2026-10-10 00:00 — 0 players2026-10-11 08:00 — 0 players2026-10-12 15:00 — 1 players2026-10-13 23:00 — 0 players2026-10-14 15:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Completion

7
achievements tracked
62%
earned "Complete Chapter 1"
47%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSLinuxSingle-playerSteam AchievementsFamily Sharing

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)4,99696%7

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

Where its players are

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

Player tags

NoirIndieShortHorrorMysteryDetectiveAtmosphericFree to PlaySingleplayerVisual Novel

Census log

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

Players also track

Music Inside: A VR Rhythm Game

Similarity via IGDB.