How many people are playing Cosmoteer: Starship Architect & Commander right now?

408 people are playing Cosmoteer: Starship Architect & Commander on Steam right now, making it the 1004th most played game on Steam. In the last 24 hours it peaked at 700 players. The number updates every few minutes.

What is Cosmoteer: Starship Architect & Commander's all-time peak player count?

Cosmoteer: Starship Architect & Commander's highest concurrent player count on Steam is 13,757, reached in November 2022.

Is Cosmoteer: Starship Architect & Commander good? What do Steam reviews say?

94% of 12,112 Steam user reviews are positive (Very Positive).

How much does Cosmoteer: Starship Architect & Commander cost on Steam?

Cosmoteer: Starship Architect & Commander costs $19.99 on Steam (US).

Does Cosmoteer: Starship Architect & Commander work on Steam Deck?

Cosmoteer: Starship Architect & Commander is Playable on Steam Deck (with small issues), according to Valve's Steam Deck compatibility check.

Cosmoteer: Starship Architect & Commander

by Walternate Realities · Released Oct 24, 2022

Steam Deck PlayableLinux & Deck: Gold

Open in Steam＋ Add to list Compare

Players now

#1,004

408

▲ 0.0%vs 24h ago · updates every minute

Review score

94% positive

Very Positive12,112 reviews

Owners (est.)500K–1M

24h peak

700

Highest seen13,757

Nov 20224 years ago

Price on Steam

$19.99

Lowest ever $19.99 Oct 2026

RisingSteadyFalling

Players +0.0% in the last 24 hoursUpdated 13:23 UTC · tracking since 2018-02-01

Concurrent players

Last 7 days

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Players onlineSteam sale started

Media & details

Screenshots, achievements, specs and price history from Steam.

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Reviews

94% positive of 12,112 · Very Positive · Live from Steam

SortLanguage

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Steam Deck

Works, but may need extra effort. Results from Valve's own testing.

Steam Deck Playable

!Controller glyphs do not match deck device
!Interface text is not legible
✓Default controller config fully functional
✓Default configuration is performant

Steam Deck

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Patches & builds

Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.

Oct 26, 2026, 11:41 PM UTC
Build 26230688the current build when we started tracking1.9 GB on Windows

Betas and other versions (9)

Oct 26, 2026, 11:41 PM UTC
0.30.5 · build 26230688
Use this branch to play mods compatible with Cosmoteer version 0.30.5
Oct 26, 2026, 11:41 PM UTC
unstable · build 26230688
Bleeding-edge updates; possibly very buggy!
May 9, 2026, 6:18 PM UTC
previous-build · build 23161854
The previous game build, in case the latest build has any issues.
May 9, 2026, 6:18 PM UTC
0.30.4 · build 23161854
Use this branch to play mods compatible with Cosmoteer version 0.30.4
Mar 20, 2026, 10:13 PM UTC
0.30.3 · build 21875348
Use this branch to play mods compatible with Cosmoteer version 0.30.3
Dec 16, 2025, 3:57 AM UTC
0.30.2 · build 20774453
Update 0.30.3 broke some mods, so use this version to keep playing them.
Nov 6, 2025, 2:37 AM UTC
0.30.1 · build 19992395
Update 0.30.2 broke some mods, so use this version to keep playing them.
Nov 5, 2025, 12:26 AM UTC
0.27.2 · build 16072530
Update 0.28.0 broke some mods, so use this version to keep playing them.
Nov 5, 2025, 12:25 AM UTC
0.28.2 · build 17700495
Update 0.29.0 broke some mods, so use this version to keep playing them.

Patch notes

Oct 31, 2026
PatchCareer 2.0 Development Update
Ahoy, Cosmoteers! I'd like to start with an apology: There has been way too little communication from me (Walt, Cosmoteer's lead developer) about the status of and progress towards the upcoming "Career 2.0" update. I've so often promised "we're working on it",…
Oct 26, 2026
PatchHotfix 0.30.5a Patch Notes
Bugfix: Likely fix for Cosmoteer getting blocked by Windows Smart App Control due to a recent Windows update. Bugfix: The Thermal Cannister Missile Launcher's range/arc editor was shown offset from the launcher's centerline. The description for the Power Capac…
Oct 23, 2026
PatchUpdate 0.30.5 - Custom Ranges/Arcs, Balance Changes, Ships, & Fixes
Cosmoteer update 0.30.5 is now available! This update adds the ability to customize the range, firing arc, and direction of your weapons, adds new ships, makes various quality-of-life improvements, (hopefully) improves balance, and fixes bugs. It also likely s…
Oct 3, 2026
PatchRelease Candidate 0.30.5 - Custom Ranges/Arcs, Balance Changes, Ships, & Fixes
Release Candidate 0.30.5 - Custom Weapon Ranges & Arcs, Balance Changes, New Ships, & Bug Fixes Cosmoteer release candidate 0.30.5 is now available for testing! (To play this release candidate, you must opt in to test it. Please see this post for info on how t…
May 9, 2026
PatchHotfix 0.30.4c Patch Notes
Bugfix: When running in developer mode, mods that add new ship classes would crash the game during loading with a "cannot be used in the demo" error. (This bug was introduced in yesterday's 0.30.4b hotfix.)
May 8, 2026
PatchHotfix 0.30.4b Patch Notes
Possible fix for rare, random crashes during gameplay. Attention Linux Players: We're aware that many of you are experiencing random and often frequent freezes/crashes since the 0.30.4 update. We're currently in communications with the Proton team about these,…

Other news (1)

Jan 14, 2026
Heretic Red Demo
Hey Cosmoteers!My friend has just released a free demo for their game Heretic Red, which is a narrative-driven detective mystery game that's set in a snowy village with murder, blasphemy, and religious tension. I played the demo myself and really enjoyed it, e…

Patches & builds

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History

What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.

Review score: 94% on 2026-11-01 → 94% today (12,112 reviews)

Oct 31, 2026Price$19.99

History

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Trading cards

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Demo

Free on Steam. The demo has its own app, so its players are counted separately.

Play demo on Steam

Demo players now: 0
24h peak: 7
Highest seen: 15
Demo : full game now: —