The Game Census
Gibbous - A Cthulhu Adventure cover art

Gibbous - A Cthulhu Adventure

Stuck In Attic · 2019-08-07

SteamGOG

AdventureIndie

Modes: Single player · Perspectives: Side view

Releases: Oct 28, 2020 (Nintendo Switch), Aug 07, 2019 (Linux), Aug 07, 2019 (PC (Microsoft Windows)), Aug 07, 2019 (Mac)

Crazy cultists. Cthulhu. A talking cat. Gibbous takes you on an expansive, traditionally animated, hand-painted adventure. Play as three protagonists and explore a lushly rendered Lovecraft-inspired world, unraveling ancient conspiracies. A comedy cosmic horror adventure made in Transylvania!

Gibbous - A Cthulhu Adventure is an Adventure and Indie game released in 2019, priced at $19.99, with an estimated 200,000 .. 500,000 owners and a Very Positive review sentiment (90% of 2297 reviews).

3
playing now
90%
positive of 2.3k reviews
Very Positive
steam's rating (official)
200,000–500,000
owners (SteamSpy est.)
70/100
critic score (1 outlets, IGDB)
75/100
IGDB user rating (16 ratings)
platinum
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$19.99
steam price (US)

3 players in-game as of 2026-10-15 05:00 UTC (census sample)

Gibbous - A Cthulhu Adventure is a point-and-click adventure game developed and published by Romanian developer Stuck In Attic for Windows, macOS, Linux and Nintendo Switch. It was released on August 7, 2019 on Steam and GOG.

Health check

Quietly active
  • · 3 players in-game at the last census sample.
  • · 58 reviews in the last 8 weeks (~7/week).
  • · Review velocity down 29% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (215 reviews).
  • · Top 9% of 29,028 Adventure games in the census by review count.

Health tier since 2026-08-30

Estimated sales: 58k–138k copies

Review-multiple estimate from 2,305 total reviews — how this is computed.

Current store prices

Steam$1.99-90%
GOG$3.99-80%
GOG$3.99-80%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $2.99 at GOG (2022-06-06)via IsThereAnyDeal

12-month high $19.99 · on sale 84 of 111 observed days · $1.00 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
18318320192026Week of 2019-08-01: 183 positiveWeek of 2019-08-01: 32 negativeWeek of 2019-09-01: 29 positiveWeek of 2019-09-01: 7 negativeWeek of 2019-10-01: 19 positiveWeek of 2019-10-01: 5 negativeWeek of 2019-11-01: 61 positiveWeek of 2019-11-01: 2 negativeWeek of 2019-12-01: 35 positiveWeek of 2019-12-01: 3 negativeWeek of 2020-01-01: 31 positiveWeek of 2020-01-01: 5 negativeWeek of 2020-02-01: 22 positiveWeek of 2020-02-01: 3 negativeWeek of 2020-03-01: 27 positiveWeek of 2020-03-01: 5 negativeWeek of 2020-04-01: 21 positiveWeek of 2020-04-01: 2 negativeWeek of 2020-05-01: 37 positiveWeek of 2020-05-01: 4 negativeWeek of 2020-06-01: 22 positiveWeek of 2020-06-01: 1 negativeWeek of 2020-07-01: 54 positiveWeek of 2020-07-01: 6 negativeWeek of 2020-08-01: 36 positiveWeek of 2020-08-01: 4 negativeWeek of 2020-09-01: 28 positiveWeek of 2020-09-01: 1 negativeWeek of 2020-10-01: 17 positiveWeek of 2020-10-01: 4 negativeWeek of 2020-11-01: 52 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 73 positiveWeek of 2020-12-01: 7 negativeWeek of 2021-01-01: 84 positiveWeek of 2021-01-01: 6 negativeWeek of 2021-02-01: 68 positiveWeek of 2021-02-01: 4 negativeWeek of 2021-03-01: 26 positiveWeek of 2021-03-01: 3 negativeWeek of 2021-04-01: 25 positiveWeek of 2021-04-01: 5 negativeWeek of 2021-05-01: 28 positiveWeek of 2021-05-01: 3 negativeWeek of 2021-06-01: 34 positiveWeek of 2021-06-01: 4 negativeWeek of 2021-07-01: 41 positiveWeek of 2021-08-01: 23 positiveWeek of 2021-08-01: 2 negativeWeek of 2021-09-01: 22 positiveWeek of 2021-09-01: 4 negativeWeek of 2021-10-01: 18 positiveWeek of 2021-10-01: 5 negativeWeek of 2021-11-01: 25 positiveWeek of 2021-11-01: 3 negativeWeek of 2021-12-01: 27 positiveWeek of 2021-12-01: 5 negativeWeek of 2022-01-01: 48 positiveWeek of 2022-01-01: 4 negativeWeek of 2022-02-01: 28 positiveWeek of 2022-02-01: 4 negativeWeek of 2022-03-01: 23 positiveWeek of 2022-03-01: 1 negativeWeek of 2022-04-01: 20 positiveWeek of 2022-04-01: 3 negativeWeek of 2022-05-01: 20 positiveWeek of 2022-05-01: 1 negativeWeek of 2022-06-01: 11 positiveWeek of 2022-06-01: 4 negativeWeek of 2022-07-01: 17 positiveWeek of 2022-07-01: 6 negativeWeek of 2022-08-01: 19 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 24 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-10-01: 18 positiveWeek of 2022-10-01: 3 negativeWeek of 2022-11-01: 18 positiveWeek of 2022-11-01: 4 negativeWeek of 2022-12-01: 17 positiveWeek of 2022-12-01: 7 negativeWeek of 2023-01-01: 22 positiveWeek of 2023-01-01: 5 negativeWeek of 2023-02-01: 9 positiveWeek of 2023-02-01: 2 negativeWeek of 2023-03-01: 15 positiveWeek of 2023-03-01: 3 negativeWeek of 2023-04-01: 37 positiveWeek of 2023-04-01: 3 negativeWeek of 2023-05-01: 13 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 10 positiveWeek of 2023-07-01: 17 positiveWeek of 2023-07-01: 3 negativeWeek of 2023-08-01: 15 positiveWeek of 2023-09-01: 15 positiveWeek of 2023-09-01: 3 negativeWeek of 2023-10-01: 14 positiveWeek of 2023-11-01: 15 positiveWeek of 2023-11-01: 1 negativeWeek of 2023-12-01: 12 positiveWeek of 2023-12-01: 3 negativeWeek of 2024-01-01: 14 positiveWeek of 2024-01-01: 5 negativeWeek of 2024-02-01: 12 positiveWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 16 positiveWeek of 2024-03-01: 2 negativeWeek of 2024-04-01: 15 positiveWeek of 2024-04-01: 1 negativeWeek of 2024-05-01: 10 positiveWeek of 2024-06-01: 9 positiveWeek of 2024-07-01: 5 positiveWeek of 2024-07-01: 1 negativeWeek of 2024-08-01: 9 positiveWeek of 2024-09-01: 11 positiveWeek of 2024-09-01: 4 negativeWeek of 2024-10-01: 10 positiveWeek of 2024-10-01: 1 negativeWeek of 2024-11-01: 6 positiveWeek of 2024-11-01: 2 negativeWeek of 2024-12-01: 5 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 5 positiveWeek of 2025-02-01: 6 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 7 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 6 positiveWeek of 2025-05-01: 10 positiveWeek of 2025-05-01: 3 negativeWeek of 2025-06-01: 5 positiveWeek of 2025-07-01: 11 positiveWeek of 2025-07-01: 3 negativeWeek of 2025-08-01: 4 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 10 positiveWeek of 2025-09-01: 1 negativeWeek of 2025-10-01: 12 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 14 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 8 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 8 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 5 positiveWeek of 2026-02-01: 3 negativeWeek of 2026-03-01: 8 positiveWeek of 2026-04-01: 10 positiveWeek of 2026-04-01: 2 negativeWeek of 2026-05-01: 6 positiveWeek of 2026-06-01: 1 positiveWeek of 2026-07-01: 4 positiveWeek of 2026-08-01: 5 positiveWeek of 2026-08-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

1102026-09-15 14:00 — 5 players2026-09-16 22:00 — 4 players2026-09-18 06:00 — 3 players2026-09-19 13:00 — 5 players2026-09-20 21:00 — 7 players2026-09-22 05:00 — 1 players2026-09-23 12:00 — 1 players2026-09-24 20:00 — 2 players2026-09-26 03:00 — 6 players2026-09-27 11:00 — 6 players2026-09-28 18:00 — 7 players2026-09-30 02:00 — 4 players2026-10-01 09:00 — 4 players2026-10-02 17:00 — 9 players2026-10-04 01:00 — 8 players2026-10-05 08:00 — 2 players2026-10-06 16:00 — 5 players2026-10-07 23:00 — 5 players2026-10-09 07:00 — 6 players2026-10-10 14:00 — 11 players2026-10-11 22:00 — 6 players2026-10-13 06:00 — 2 players2026-10-14 13:00 — 4 players2026-10-15 05:00 — 3 players
Concurrent players, hourly average, last 30 days (census samples).
773Aug 2019Aug 2026Aug 2019 — avg 77 · peak 293Nov 2019 — avg 13 · peak 54Feb 2020 — avg 7 · peak 31May 2020 — avg 14 · peak 61Aug 2020 — avg 15 · peak 53Nov 2020 — avg 16 · peak 53Feb 2021 — avg 24 · peak 88May 2021 — avg 13 · peak 59Aug 2021 — avg 8 · peak 27Nov 2021 — avg 10 · peak 34Feb 2022 — avg 11 · peak 38May 2022 — avg 6 · peak 21Aug 2022 — avg 6 · peak 15Nov 2022 — avg 8 · peak 31Feb 2023 — avg 5 · peak 18May 2023 — avg 7 · peak 29Aug 2023 — avg 8 · peak 38Nov 2023 — avg 6 · peak 19Feb 2024 — avg 4 · peak 15May 2024 — avg 4 · peak 15Aug 2024 — avg 4 · peak 13Nov 2024 — avg 5 · peak 15Feb 2025 — avg 3 · peak 11Jun 2025 — avg 3 · peak 16Sep 2025 — avg 4 · peak 16Dec 2025 — avg 5 · peak 17Mar 2026 — avg 3 · peak 16Jun 2026 — avg 3 · peak 11Aug 2026 — avg 4 · peak 15
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$24.15$1.992019-08-072026-10-152019-08-07 — best price $17.992019-12-03 — best price $19.992020-03-09 — best price $19.992020-08-07 — best price $19.992020-11-05 — best price $24.152021-01-05 — best price $19.992021-05-09 — best price $22.572021-09-24 — best price $9.992021-12-09 — best price $4.992022-02-14 — best price $4.992022-05-20 — best price $19.992022-09-05 — best price $5.992022-12-22 — best price $3.992023-03-16 — best price $3.992023-05-25 — best price $19.992023-10-30 — best price $10.732023-12-18 — best price $19.992024-02-11 — best price $19.992024-04-12 — best price $19.992024-06-27 — best price $7.992024-09-02 — best price $19.992024-11-11 — best price $19.992025-01-24 — best price $5.992025-03-20 — best price $19.992025-05-26 — best price $4.992025-08-07 — best price $3.992025-10-06 — best price $19.992025-11-17 — best price $3.992026-01-26 — best price $19.992026-03-19 — best price $3.992026-05-02 — best price $4.992026-07-09 — best price $19.992026-08-16 — best price $3.992026-09-01 — best price $3.992026-09-11 — best price $3.992026-09-21 — best price $19.992026-10-01 — best price $3.992026-10-11 — best price $19.992026-10-15 — best price $3.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

1932026-05-31 — 5 pageviews2026-06-04 — 6 pageviews2026-06-08 — 5 pageviews2026-06-12 — 9 pageviews2026-06-16 — 6 pageviews2026-06-20 — 11 pageviews2026-06-24 — 14 pageviews2026-06-28 — 9 pageviews2026-07-02 — 3 pageviews2026-07-06 — 10 pageviews2026-07-10 — 7 pageviews2026-07-14 — 7 pageviews2026-07-18 — 3 pageviews2026-07-22 — 6 pageviews2026-07-26 — 7 pageviews2026-07-30 — 9 pageviews2026-08-03 — 12 pageviews2026-08-07 — 8 pageviews2026-08-11 — 4 pageviews2026-08-15 — 13 pageviews2026-08-19 — 7 pageviews2026-08-23 — 12 pageviews2026-08-27 — 9 pageviews2026-08-31 — 5 pageviews2026-09-04 — 9 pageviews2026-09-08 — 11 pageviews2026-09-12 — 8 pageviews2026-09-16 — 12 pageviews2026-09-20 — 12 pageviews2026-09-24 — 4 pageviews2026-09-28 — 6 pageviews2026-10-02 — 11 pageviews2026-10-06 — 8 pageviews2026-10-10 — 9 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

48
achievements tracked
84.9%
earned "Grimoire grabber"
37.4%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSLinuxSingle-playerSteam AchievementsSteam CloudFamily Sharing2 DLC

13 supported languages: English, French, Italian, German, Spanish - Spain, Hungarian, Romanian, Russian, Arabic, Korean, Simplified Chinese, Japanese…

Post-launch support: 2 DLC released, first 2019-08-07 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)1,81019%48
Switch (Nintendo)130%0

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

CuteDarkFunnyIndieComedyHorrorPuzzleFantasyAdventureStory Rich

Census log

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

Recent updates

Players also track

Anna's QuestDon't Knock TwiceHouse of CaravanMasochisiaRusty Lake HotelPLANET ALPHAUnforeseen IncidentsRusty Lake: Roots

Similarity via IGDB.

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