How many people are playing Universe Sandbox Legacy right now?

16 people are playing Universe Sandbox Legacy on Steam right now, making it the 5990th most played game on Steam. In the last 24 hours it peaked at 16 players. The number updates every few minutes.

What is Universe Sandbox Legacy's all-time peak player count?

Universe Sandbox Legacy's highest concurrent player count on Steam is 16, reached in November 2026.

Is Universe Sandbox Legacy good? What do Steam reviews say?

80% of 2,978 Steam user reviews are positive (Very Positive).

How much does Universe Sandbox Legacy cost on Steam?

Universe Sandbox Legacy isn't currently sold on Steam.

Does Universe Sandbox Legacy work on Steam Deck?

Universe Sandbox Legacy is Unsupported on Steam Deck, according to Valve's Steam Deck compatibility check.

Universe Sandbox Legacy

by Giant Army · Released Apr 29, 2011

Steam Deck UnsupportedLinux & Deck: Borked

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Players now

#5,990

newvs 24h ago · updates every minute

Review score

80% positive

Very Positive2,978 reviews

Owners (est.)500K–1M

24h peak

Highest seen16

Nov 3, 2026just now

Price on Steam

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Concurrent players

Last 7 days · history since Nov 3, 2026

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Players onlineSteam sale started

Media & details

Screenshots, achievements, specs and price history from Steam.

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Where to buy

Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.

Steam Official

Prices update every 6 hours

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Other authorized stores

No authorized Steam key store lists this game right now.

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Editions and bundles on Steam

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Reviews

80% positive of 2,978 · Very Positive · Live from Steam

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Steam Deck

Does not work on Steam Deck. Results from Valve's own testing.

Steam Deck Unsupported

✕Steam osdoes not support

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.

Patch notes

Aug 29, 2011
PatchUniverse Sandbox Getting Stellar Update (Not a Pun) Next Year, Mac Compatibility Too
Dan Dixon, escaped former This is Vegas producer now working on improving his galaxy and planet-smashing sim, Universe Sandbox , told me at PAX that he's working on a significant update to his terrific not-quite-a-game. He expects will be out next year. The ne…

Other news (10)

Sep 19, 2016
Have You Played Universe Sandbox?
Have You Played? is an endless stream of game retrospectives. One a day, every day of the year, perhaps for all time. Some days you just want to watch the world burn. Sometimes you want to spin the world of its axis and watch as its mass is consumed by the sun…
Aug 25, 2015
Little Bang: Universe Sandbox 2 On Steam Early Access
Aug 24, 2015
Universe Sandbox ², the long awaited sequel, is now available on Steam
Universe Sandbox ² is now available now on Steam: http://store.steampowered.com/app/230290/ Universe Sandbox ² is in alpha and very much unfinished, but it already blows away the original version with improved physics, climate simulations, material properties,…
Aug 24, 2015
Universe Sandbox ², the long awaited sequel, is now available on Steam
Universe Sandbox ² is now available now on Steam: http://store.steampowered.com/app/230290/ Universe Sandbox ² is in alpha and very much unfinished, but it already blows away the original version with improved physics, climate simulations, material properties,…
Aug 28, 2014
Universe Sandbox ², the long awaited sequel, is now available for purchase
Get instant access to the Universe Sandbox ² Alpha on Steam for Windows, Mac, and Linux and pre-order the finished game. Available for purchase at http://universesandbox.com/2 While you buy though our website (via the Humble Bundle people), you'll redeem your …
Aug 28, 2014
Universe Sandbox ², the long awaited sequel, is now available for purchase
Get instant access to the Universe Sandbox ² Alpha on Steam for Windows, Mac, and Linux and pre-order the finished game. Available for purchase at http://universesandbox.com/2 While you buy though our website (via the Humble Bundle people), you'll redeem your …
Jun 3, 2013
Daily Deal - Universe Sandbox, 75% Off
Today's Deal: Save 75% on Universe Sandbox ! Look for the deals each day on the front page of Steam. Or follow us on twitter or Facebook for instant notifications wherever you are! Offer ends Monday at 10AM Pacific Time
Oct 8, 2011
Daily Deal - Universe Sandbox 50% off!
Today's Deal: Save 50% off Universe Sandbox ! Look for the deals each day on the front page of Steam. Or follow us on twitter or Facebook for instant notifications wherever you are!
May 25, 2011
What if You Could Play Pool with the Moon or Smash Galaxies Together?
A reader who was tired of my stories about L.A. Noire recently wondered why I hadn't written about Universe Sandbox . What's that? A simulation of the universe I can run on a Windows computer? And here I am at work on a Mac? At least I can watch the trailer of…
Apr 29, 2011
Now Available - Universe Sandbox
Universe Sandbox , the ultimate space simulator, is now available on Steam and is 10% off until May 6th at 10AM Pacific Time. Create and destroy on a scale youve never imagined! Spawn a massive moon to tear apart Saturns rings or launch a rogue sta…

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.

No changes recorded yet.

History

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Trading cards

This game has Steam Trading Cards. We're pricing the set now; check back in a few minutes.

Trading cards

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Universe Sandbox Legacy player count and quick facts

How many people are playing Universe Sandbox Legacy right now?: 16 people are playing Universe Sandbox Legacy on Steam right now, making it the 5990th most played game on Steam. In the last 24 hours it peaked at 16 players. The number updates every few minutes.
What is Universe Sandbox Legacy's all-time peak player count?: Universe Sandbox Legacy's highest concurrent player count on Steam is 16, reached in November 2026.
Is Universe Sandbox Legacy good? What do Steam reviews say?: 80% of 2,978 Steam user reviews are positive (Very Positive).
How much does Universe Sandbox Legacy cost on Steam?: Universe Sandbox Legacy isn't currently sold on Steam.
Does Universe Sandbox Legacy work on Steam Deck?: Universe Sandbox Legacy is Unsupported on Steam Deck, according to Valve's Steam Deck compatibility check.

Live data from Steam, tracked by SteamPlayerBase.