The Game Census
Osmos cover art

Osmos

Hemisphere Games · 2009-08-18

Steam

CasualIndie

Modes: Single player · Perspectives: Bird view / Isometric

Releases: Jul 08, 2010 (iOS), Dec 10, 2010 (Mac), Jan 17, 2012 (Android), Aug 18, 2009 (PC (Microsoft Windows)), Apr 28, 2010 (Linux)

Enter the ambient world of Osmos: elegant, physics-based gameplay, dreamlike visuals, and a minimalist, electronic soundtrack. Your objective is to grow by absorbing other motes. Propel yourself by ejecting matter behind you. But be wise: ejecting matter also shrinks you. Relax - good things come to those who wait.

Osmos is a 2009 Casual and Indie game priced at $9.99, with an estimated 200,000 to 500,000 owners and a Very Positive review sentiment (86% of 1442 reviews).

3
playing now
86%
positive of 1.4k reviews
Very Positive
steam's rating (official)
200,000–500,000
owners (SteamSpy est.)
80/100
critic score (1 outlets, IGDB)
76/100
IGDB user rating (43 ratings)
1
Nexus mods (2 downloads)
7.2h
time to beat (IGDB)
platinum
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$9.99
steam price (US)

3 players in-game as of 2026-10-15 21:00 UTC (census sample)

Osmos is a 2009 puzzle video game developed by Canadian developer Hemisphere Games for various systems such as Microsoft Windows, Mac OS X, Linux, OnLive, iPad, iPhone, iPod Touch and Android. It was designed by Eddy Boxerman, founder of Hemisphere and a former developer at Ubisoft Montreal.

Health check

Quietly active
  • · 3 players in-game at the last census sample.
  • · 31 reviews in the last 8 weeks (~4/week).
  • · Review velocity up 19% vs the prior 8 weeks.
  • · Top 6% of 29,977 Casual games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 58k–116k copies

Review-multiple estimate from 1,446 total reviews — how this is computed.

All-time low: $0.99 at Humble Store (2022-04-22) · bundled 7×via IsThereAnyDeal

12-month high $9.99 · on sale 5 of 11 observed days (census price snapshots)

Review momentum

PositiveNegative
212120182026Week of 2018-01-01: 5 positiveWeek of 2018-02-01: 1 positiveWeek of 2018-03-01: 2 positiveWeek of 2018-04-01: 1 positiveWeek of 2018-05-01: 2 positiveWeek of 2018-06-01: 2 positiveWeek of 2018-07-01: 3 positiveWeek of 2018-07-01: 1 negativeWeek of 2018-09-01: 3 positiveWeek of 2018-10-01: 1 positiveWeek of 2018-10-01: 1 negativeWeek of 2018-11-01: 2 positiveWeek of 2018-11-01: 1 negativeWeek of 2018-12-01: 2 positiveWeek of 2018-12-01: 2 negativeWeek of 2019-01-01: 2 positiveWeek of 2019-02-01: 4 positiveWeek of 2019-03-01: 3 positiveWeek of 2019-04-01: 2 negativeWeek of 2019-05-01: 1 positiveWeek of 2019-06-01: 5 positiveWeek of 2019-06-01: 1 negativeWeek of 2019-07-01: 7 positiveWeek of 2019-07-01: 1 negativeWeek of 2019-08-01: 2 positiveWeek of 2019-09-01: 1 positiveWeek of 2019-11-01: 7 positiveWeek of 2019-12-01: 2 positiveWeek of 2020-01-01: 7 positiveWeek of 2020-02-01: 3 positiveWeek of 2020-02-01: 1 negativeWeek of 2020-03-01: 2 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 3 positiveWeek of 2020-04-01: 1 negativeWeek of 2020-05-01: 7 positiveWeek of 2020-05-01: 1 negativeWeek of 2020-06-01: 2 positiveWeek of 2020-06-01: 1 negativeWeek of 2020-07-01: 2 positiveWeek of 2020-07-01: 1 negativeWeek of 2020-10-01: 1 positiveWeek of 2020-10-01: 3 negativeWeek of 2020-11-01: 5 positiveWeek of 2020-11-01: 2 negativeWeek of 2020-12-01: 4 positiveWeek of 2021-01-01: 10 positiveWeek of 2021-01-01: 1 negativeWeek of 2021-02-01: 2 positiveWeek of 2021-03-01: 3 positiveWeek of 2021-04-01: 2 positiveWeek of 2021-04-01: 1 negativeWeek of 2021-05-01: 4 positiveWeek of 2021-06-01: 2 positiveWeek of 2021-07-01: 1 positiveWeek of 2021-07-01: 2 negativeWeek of 2021-08-01: 3 positiveWeek of 2021-09-01: 3 positiveWeek of 2021-10-01: 4 positiveWeek of 2021-10-01: 1 negativeWeek of 2021-11-01: 1 positiveWeek of 2021-11-01: 1 negativeWeek of 2021-12-01: 3 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 7 positiveWeek of 2022-02-01: 2 positiveWeek of 2022-02-01: 1 negativeWeek of 2022-03-01: 3 positiveWeek of 2022-04-01: 4 positiveWeek of 2022-04-01: 1 negativeWeek of 2022-05-01: 4 positiveWeek of 2022-05-01: 1 negativeWeek of 2022-06-01: 1 positiveWeek of 2022-07-01: 2 positiveWeek of 2022-08-01: 3 positiveWeek of 2022-09-01: 1 positiveWeek of 2022-10-01: 2 positiveWeek of 2022-11-01: 2 positiveWeek of 2022-12-01: 9 positiveWeek of 2022-12-01: 1 negativeWeek of 2023-01-01: 1 positiveWeek of 2023-03-01: 1 positiveWeek of 2023-04-01: 2 positiveWeek of 2023-05-01: 2 positiveWeek of 2023-06-01: 2 positiveWeek of 2023-07-01: 21 positiveWeek of 2023-07-01: 12 negativeWeek of 2023-08-01: 6 positiveWeek of 2023-08-01: 1 negativeWeek of 2023-09-01: 3 positiveWeek of 2023-09-01: 1 negativeWeek of 2023-10-01: 2 positiveWeek of 2023-11-01: 9 positiveWeek of 2023-11-01: 3 negativeWeek of 2023-12-01: 5 positiveWeek of 2023-12-01: 2 negativeWeek of 2024-01-01: 2 positiveWeek of 2024-01-01: 1 negativeWeek of 2024-02-01: 3 positiveWeek of 2024-03-01: 3 positiveWeek of 2024-04-01: 3 positiveWeek of 2024-04-01: 1 negativeWeek of 2024-05-01: 3 positiveWeek of 2024-06-01: 2 positiveWeek of 2024-07-01: 3 positiveWeek of 2024-07-01: 1 negativeWeek of 2024-08-01: 1 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 3 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 3 positiveWeek of 2024-10-01: 1 negativeWeek of 2024-11-01: 3 positiveWeek of 2025-01-01: 3 positiveWeek of 2025-01-01: 1 negativeWeek of 2025-02-01: 2 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 3 positiveWeek of 2025-05-01: 1 positiveWeek of 2025-06-01: 4 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 4 positiveWeek of 2025-07-01: 3 negativeWeek of 2025-08-01: 5 positiveWeek of 2025-09-01: 2 positiveWeek of 2025-10-01: 1 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 1 positiveWeek of 2025-12-01: 7 positiveWeek of 2025-12-01: 2 negativeWeek of 2026-01-01: 8 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 1 positiveWeek of 2026-04-01: 2 positiveWeek of 2026-05-01: 1 positiveWeek of 2026-06-01: 2 positiveWeek of 2026-07-01: 5 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 2 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

902026-09-16 23:00 — 4 players2026-09-18 06:00 — 2 players2026-09-19 14:00 — 0 players2026-09-20 21:00 — 3 players2026-09-22 05:00 — 0 players2026-09-23 12:00 — 2 players2026-09-24 20:00 — 4 players2026-09-26 03:00 — 4 players2026-09-27 11:00 — 2 players2026-09-28 18:00 — 3 players2026-09-30 02:00 — 0 players2026-10-01 09:00 — 2 players2026-10-02 17:00 — 4 players2026-10-04 01:00 — 2 players2026-10-05 09:00 — 2 players2026-10-06 16:00 — 3 players2026-10-08 00:00 — 4 players2026-10-09 07:00 — 3 players2026-10-10 15:00 — 9 players2026-10-11 22:00 — 2 players2026-10-13 06:00 — 2 players2026-10-14 13:00 — 4 players2026-10-15 21:00 — 3 players
Concurrent players, hourly average, last 30 days (census samples).
282Jul 2012Jul 2026Jul 2012 — avg 14 · peak 33Dec 2012 — avg 10 · peak 36May 2013 — avg 5 · peak 14Oct 2013 — avg 4 · peak 13Mar 2014 — avg 4 · peak 14Aug 2014 — avg 4 · peak 13Jan 2015 — avg 5 · peak 21Jun 2015 — avg 5 · peak 17Nov 2015 — avg 4 · peak 16Apr 2016 — avg 3 · peak 15Sep 2016 — avg 3 · peak 9Feb 2017 — avg 3 · peak 10Jul 2017 — avg 3 · peak 11Dec 2017 — avg 4 · peak 12May 2018 — avg 2 · peak 11Oct 2018 — avg 2 · peak 11Mar 2019 — avg 3 · peak 13Aug 2019 — avg 2 · peak 9Jan 2020 — avg 3 · peak 10Jun 2020 — avg 3 · peak 12Nov 2020 — avg 3 · peak 11Apr 2021 — avg 3 · peak 12Sep 2021 — avg 3 · peak 9Feb 2022 — avg 2 · peak 9Jul 2022 — avg 2 · peak 8Dec 2022 — avg 3 · peak 11May 2023 — avg 2 · peak 5Oct 2023 — avg 4 · peak 12Mar 2024 — avg 3 · peak 8Aug 2024 — avg 2 · peak 9Jan 2025 — avg 4 · peak 19Jun 2025 — avg 3 · peak 17Dec 2025 — avg 4 · peak 15May 2026 — avg 3 · peak 8Jul 2026 — avg 2 · peak 8
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$9.99$1.492015-01-012026-03-272015-01-01 — best price $3.992015-07-05 — best price $9.992016-01-15 — best price $1.992016-05-20 — best price $9.992016-11-25 — best price $2.992017-05-11 — best price $2.992017-10-26 — best price $2.492018-01-04 — best price $9.992018-07-05 — best price $9.992018-11-19 — best price $3.002018-12-20 — best price $2.992019-02-04 — best price $2.992019-06-26 — best price $3.992019-10-29 — best price $2.252019-11-29 — best price $9.992020-01-02 — best price $9.992020-01-27 — best price $9.992020-07-09 — best price $9.992020-11-02 — best price $9.992020-12-22 — best price $2.992021-02-11 — best price $4.992021-06-24 — best price $2.992021-10-28 — best price $2.242021-12-01 — best price $9.992022-01-06 — best price $9.992022-02-04 — best price $9.992022-09-06 — best price $9.992022-12-22 — best price $2.092023-03-24 — best price $9.992023-06-30 — best price $2.092023-09-18 — best price $2.992023-11-29 — best price $9.992024-05-23 — best price $2.992024-12-19 — best price $2.992025-06-26 — best price $2.252026-01-05 — best price $9.992026-03-20 — best price $3.002026-03-27 — best price $9.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

3242026-06-01 — 11 pageviews2026-06-05 — 20 pageviews2026-06-09 — 15 pageviews2026-06-13 — 10 pageviews2026-06-17 — 14 pageviews2026-06-21 — 12 pageviews2026-06-25 — 25 pageviews2026-06-29 — 10 pageviews2026-07-03 — 9 pageviews2026-07-07 — 16 pageviews2026-07-11 — 13 pageviews2026-07-15 — 16 pageviews2026-07-19 — 11 pageviews2026-07-23 — 10 pageviews2026-07-27 — 17 pageviews2026-07-31 — 10 pageviews2026-08-04 — 4 pageviews2026-08-08 — 12 pageviews2026-08-12 — 15 pageviews2026-08-16 — 13 pageviews2026-08-20 — 19 pageviews2026-08-24 — 14 pageviews2026-08-28 — 11 pageviews2026-09-01 — 21 pageviews2026-09-05 — 15 pageviews2026-09-09 — 9 pageviews2026-09-13 — 13 pageviews2026-09-17 — 16 pageviews2026-09-21 — 17 pageviews2026-09-25 — 25 pageviews2026-09-29 — 13 pageviews2026-10-03 — 17 pageviews2026-10-07 — 15 pageviews2026-10-11 — 18 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

11
achievements tracked
71.9%
earned "Disciple of the Osmos"
2.9%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSLinuxSingle-playerSteam AchievementsFamily Sharing

5 supported languages: English, French, German, Spanish - Spain, Italian

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)18,3163%11
GFWL (Xbox)7730%12

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

Player tags

2DIndieSpaceArcadeCasualPuzzleAmbientPhysicsRelaxingDifficult

Census log

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

Players also track

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Similarity via IGDB.

Official site ↗Wikipedia ↗