The Game Census
Detective Grimoire cover art

Detective Grimoire

SFB Games · 2014-08-18

SteamGOG

AdventureIndie

Modes: Single player · Perspectives: First person, Side view

Releases: Jan 02, 2014 (Android), Jan 02, 2014 (Mac), Jan 02, 2014 (PC (Microsoft Windows)), Jan 02, 2014 (Linux)

Detective Grimoire has been called to investigate a murder. The owner of a small tourist attraction, seemingly killed by the mythical creature his attraction is based around... Explore the area, inspect the crime scene, grill suspects, solve puzzles, hunt for clues & uncover the secret of the swamp!

Detective Grimoire is an Adventure and Indie game released in 2014, priced at $1.39, with an estimated 200,000 to 500,000 owners and an Overwhelmingly Positive review sentiment (96% of 2587 reviews).

12
playing now
96%
positive of 2.6k reviews
Overwhelmingly Positive
steam's rating (official)
200,000–500,000
owners (SteamSpy est.)
70/100
IGDB user rating (17 ratings)
3.4h
time to beat (IGDB)
platinum
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$1.39
steam price (US)

12 players in-game as of 2026-10-14 13:00 UTC (census sample)

Detective Grimoire: Secret of the Swamp, also simply called Detective Grimoire, is a murder mystery point-and-click adventure game developed by SFB Games and published by Armor Games, which was released on iOS platforms on January 2, 2014. It was later released on Android, PC, Mac, Linux and Steam by SFB Games.

Health check

Healthy
  • · 12 players in-game at the last census sample.
  • · 246 reviews in the last 8 weeks (~31/week).
  • · Review velocity up 122% vs the prior 8 weeks.
  • · Top 8% of 28,623 Adventure games in the census by review count.

Health tier since 2026-08-30

Estimated sales: 65k–155k copies

Review-multiple estimate from 2,587 total reviews — how this is computed.

Current store prices

GOG$6.99

Deal snapshots via CheapShark, refreshed daily.

All-time low: $1.39 at Steam (2016-11-23) · bundled 2×via IsThereAnyDeal

12-month high $6.99 · on sale 58 of 89 observed days · $5.60 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
10410420182026Week of 2018-01-01: 18 positiveWeek of 2018-01-01: 1 negativeWeek of 2018-02-01: 8 positiveWeek of 2018-02-01: 1 negativeWeek of 2018-03-01: 6 positiveWeek of 2018-04-01: 6 positiveWeek of 2018-05-01: 6 positiveWeek of 2018-06-01: 14 positiveWeek of 2018-07-01: 6 positiveWeek of 2018-07-01: 1 negativeWeek of 2018-08-01: 9 positiveWeek of 2018-09-01: 2 positiveWeek of 2018-10-01: 3 positiveWeek of 2018-11-01: 9 positiveWeek of 2018-12-01: 8 positiveWeek of 2018-12-01: 2 negativeWeek of 2019-01-01: 4 positiveWeek of 2019-02-01: 11 positiveWeek of 2019-03-01: 2 positiveWeek of 2019-04-01: 8 positiveWeek of 2019-05-01: 6 positiveWeek of 2019-06-01: 16 positiveWeek of 2019-07-01: 11 positiveWeek of 2019-08-01: 4 positiveWeek of 2019-08-01: 1 negativeWeek of 2019-09-01: 3 positiveWeek of 2019-09-01: 1 negativeWeek of 2019-10-01: 10 positiveWeek of 2019-11-01: 12 positiveWeek of 2019-12-01: 26 positiveWeek of 2020-01-01: 11 positiveWeek of 2020-01-01: 2 negativeWeek of 2020-02-01: 11 positiveWeek of 2020-03-01: 22 positiveWeek of 2020-04-01: 17 positiveWeek of 2020-05-01: 27 positiveWeek of 2020-06-01: 17 positiveWeek of 2020-07-01: 14 positiveWeek of 2020-08-01: 8 positiveWeek of 2020-08-01: 2 negativeWeek of 2020-09-01: 9 positiveWeek of 2020-10-01: 7 positiveWeek of 2020-10-01: 1 negativeWeek of 2020-11-01: 8 positiveWeek of 2020-12-01: 19 positiveWeek of 2020-12-01: 1 negativeWeek of 2021-01-01: 13 positiveWeek of 2021-01-01: 1 negativeWeek of 2021-02-01: 10 positiveWeek of 2021-03-01: 5 positiveWeek of 2021-03-01: 1 negativeWeek of 2021-04-01: 4 positiveWeek of 2021-05-01: 3 positiveWeek of 2021-06-01: 7 positiveWeek of 2021-07-01: 12 positiveWeek of 2021-08-01: 10 positiveWeek of 2021-09-01: 5 positiveWeek of 2021-09-01: 1 negativeWeek of 2021-10-01: 4 positiveWeek of 2021-11-01: 8 positiveWeek of 2021-12-01: 12 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 10 positiveWeek of 2022-01-01: 2 negativeWeek of 2022-02-01: 6 positiveWeek of 2022-03-01: 7 positiveWeek of 2022-04-01: 11 positiveWeek of 2022-04-01: 1 negativeWeek of 2022-05-01: 6 positiveWeek of 2022-06-01: 10 positiveWeek of 2022-07-01: 21 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 6 positiveWeek of 2022-09-01: 2 positiveWeek of 2022-10-01: 7 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-11-01: 11 positiveWeek of 2022-12-01: 10 positiveWeek of 2023-01-01: 17 positiveWeek of 2023-02-01: 14 positiveWeek of 2023-03-01: 17 positiveWeek of 2023-04-01: 23 positiveWeek of 2023-05-01: 8 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 11 positiveWeek of 2023-07-01: 18 positiveWeek of 2023-07-01: 1 negativeWeek of 2023-08-01: 15 positiveWeek of 2023-08-01: 2 negativeWeek of 2023-09-01: 16 positiveWeek of 2023-09-01: 1 negativeWeek of 2023-10-01: 11 positiveWeek of 2023-11-01: 9 positiveWeek of 2023-12-01: 31 positiveWeek of 2024-01-01: 20 positiveWeek of 2024-02-01: 18 positiveWeek of 2024-02-01: 2 negativeWeek of 2024-03-01: 16 positiveWeek of 2024-04-01: 10 positiveWeek of 2024-04-01: 1 negativeWeek of 2024-05-01: 21 positiveWeek of 2024-06-01: 18 positiveWeek of 2024-07-01: 29 positiveWeek of 2024-08-01: 15 positiveWeek of 2024-09-01: 13 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 9 positiveWeek of 2024-10-01: 1 negativeWeek of 2024-11-01: 13 positiveWeek of 2024-12-01: 15 positiveWeek of 2024-12-01: 2 negativeWeek of 2025-01-01: 19 positiveWeek of 2025-02-01: 5 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 22 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 7 positiveWeek of 2025-05-01: 8 positiveWeek of 2025-06-01: 27 positiveWeek of 2025-07-01: 12 positiveWeek of 2025-08-01: 20 positiveWeek of 2025-09-01: 9 positiveWeek of 2025-10-01: 12 positiveWeek of 2025-11-01: 15 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 6 positiveWeek of 2026-01-01: 33 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 13 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 29 positiveWeek of 2026-04-01: 22 positiveWeek of 2026-05-01: 10 positiveWeek of 2026-05-01: 1 negativeWeek of 2026-06-01: 24 positiveWeek of 2026-07-01: 104 positiveWeek of 2026-07-01: 2 negativeWeek of 2026-08-01: 67 positiveWeek of 2026-08-01: 6 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

1802026-09-14 22:00 — 7 players2026-09-16 06:00 — 3 players2026-09-17 14:00 — 6 players2026-09-18 21:00 — 8 players2026-09-20 05:00 — 3 players2026-09-21 13:00 — 2 players2026-09-22 20:00 — 8 players2026-09-24 04:00 — 3 players2026-09-25 11:00 — 2 players2026-09-26 19:00 — 16 players2026-09-28 02:00 — 5 players2026-09-29 10:00 — 0 players2026-09-30 17:00 — 6 players2026-10-02 01:00 — 12 players2026-10-03 08:00 — 9 players2026-10-04 16:00 — 18 players2026-10-06 00:00 — 11 players2026-10-07 07:00 — 10 players2026-10-08 15:00 — 12 players2026-10-09 22:00 — 14 players2026-10-11 06:00 — 8 players2026-10-12 14:00 — 7 players2026-10-13 21:00 — 15 players2026-10-14 13:00 — 12 players
Concurrent players, hourly average, last 30 days (census samples).
261Aug 2014Aug 2026Aug 2014 — avg 12 · peak 47Dec 2014 — avg 2 · peak 9Apr 2015 — avg 2 · peak 9Aug 2015 — avg 1 · peak 8Dec 2015 — avg 5 · peak 21Apr 2016 — avg 2 · peak 8Aug 2016 — avg 2 · peak 8Dec 2016 — avg 3 · peak 14Apr 2017 — avg 3 · peak 18Aug 2017 — avg 1 · peak 6Dec 2017 — avg 2 · peak 10Apr 2018 — avg 1 · peak 6Aug 2018 — avg 1 · peak 5Dec 2018 — avg 1 · peak 7Apr 2019 — avg 1 · peak 4Aug 2019 — avg 1 · peak 5Dec 2019 — avg 3 · peak 14Apr 2020 — avg 5 · peak 24Aug 2020 — avg 2 · peak 8Dec 2020 — avg 2 · peak 9Apr 2021 — avg 1 · peak 5Aug 2021 — avg 1 · peak 5Dec 2021 — avg 2 · peak 8Jun 2022 — avg 3 · peak 12Dec 2022 — avg 2 · peak 8Apr 2023 — avg 3 · peak 13Aug 2023 — avg 3 · peak 16Dec 2023 — avg 3 · peak 12Apr 2024 — avg 2 · peak 7Aug 2024 — avg 3 · peak 12Mar 2025 — avg 4 · peak 16Sep 2025 — avg 2 · peak 12Mar 2026 — avg 3 · peak 8Aug 2026 — avg 14 · peak 45
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$8.99$1.392015-01-012026-10-142015-01-01 — best price $5.242015-10-29 — best price $1.742016-05-08 — best price $2.372016-07-09 — best price $6.992016-11-23 — best price $1.392017-05-25 — best price $6.992017-11-22 — best price $1.392018-07-05 — best price $6.992019-01-10 — best price $1.392019-07-08 — best price $6.992020-01-02 — best price $6.992020-05-21 — best price $6.992020-12-22 — best price $1.392021-07-08 — best price $6.992021-12-20 — best price $1.392022-03-12 — best price $6.992022-07-25 — best price $1.392022-12-01 — best price $6.992023-02-20 — best price $1.392023-04-17 — best price $6.992023-07-13 — best price $6.992023-11-02 — best price $6.992024-01-13 — best price $6.992024-03-20 — best price $6.992024-07-10 — best price $1.392024-12-19 — best price $1.392025-03-08 — best price $6.992025-05-15 — best price $6.992025-07-22 — best price $1.392025-09-22 — best price $6.992025-11-06 — best price $1.392026-01-21 — best price $6.992026-04-09 — best price $1.392026-06-25 — best price $1.392026-08-30 — best price $1.392026-09-09 — best price $1.392026-09-19 — best price $1.392026-09-29 — best price $1.392026-10-09 — best price $6.992026-10-14 — best price $6.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

217182026-05-31 — 34 pageviews2026-06-04 — 32 pageviews2026-06-08 — 78 pageviews2026-06-12 — 43 pageviews2026-06-16 — 27 pageviews2026-06-20 — 23 pageviews2026-06-24 — 26 pageviews2026-06-28 — 59 pageviews2026-07-02 — 28 pageviews2026-07-06 — 18 pageviews2026-07-10 — 56 pageviews2026-07-14 — 84 pageviews2026-07-18 — 211 pageviews2026-07-22 — 180 pageviews2026-07-26 — 128 pageviews2026-07-30 — 132 pageviews2026-08-03 — 80 pageviews2026-08-07 — 80 pageviews2026-08-11 — 67 pageviews2026-08-15 — 60 pageviews2026-08-19 — 41 pageviews2026-08-23 — 76 pageviews2026-08-27 — 47 pageviews2026-08-31 — 60 pageviews2026-09-04 — 44 pageviews2026-09-08 — 45 pageviews2026-09-12 — 44 pageviews2026-09-16 — 21 pageviews2026-09-20 — 41 pageviews2026-09-24 — 34 pageviews2026-09-28 — 32 pageviews2026-10-02 — 40 pageviews2026-10-06 — 31 pageviews2026-10-10 — 21 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

9
achievements tracked
79.5%
earned "Let's Get Started"
51.5%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsFamily Sharing1 DLC

Post-launch support: 1 DLC released, first 2015-12-07 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)2,88859%9

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

2DCrimeFunnyComedyPuzzleMysteryColorfulDetectiveStory RichExploration

Census log

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

Recent updates

Players also track

Legends of EisenwaldRusty Lake HotelFigmentUnforeseen IncidentsUse Your WordsRusty Lake: RootsThimbleweed Park™Pikuniku

Similarity via IGDB.

Official site ↗Wikipedia ↗