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Sins of a Solar Empire: Trinity®
In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.
“Older and not as complex as Stellaris, but still gives you the universal strategy play.”
— a player, Steam review · 174 hrs played“best space sim in years”
— a player, Steam review · 27 hrs played“I used to beat this and other stardock games on the hardest difficulties. Now the "FIXED" it and as soon as you start to win it turns on AI cheating to keep you from winning. Even on normal mode. Even if you take 3/4 of the planets and have tones of money and resources, it still…”
— a player, Steam review · 30 hrs playedPlayer activity
Monthly average concurrent players. Live count fetched 2026-07-23 23:40 UTC · history via SteamCharts.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Ashes of the Singularity II Demo Available Now on Steam Next Fest
Free massive-scale RTS demo includes two factions, 8-player multiplayer, three maps and full skirmish mode Play the demo Stardock Entertainment and Oxide Games announced today that a free demo for Ash
Announcing: Massive Scale RTS Game Ashes of the Singularity II
Highly anticipated sequel features larger battles, advanced units, and a new campaign to lead humanity against hostile AI takeover Wishlist Ashes II Now Stardock and Oxide Games today announced Ashes
NOW OUT: Sins of a Solar Empire II
Empires will rise and fall as Sins of a Solar Empire II is now available to purchase on Steam. A new era begins as the sequel to one of the most beloved strategy titles of all time releases today on S
Sins of a Solar Empire II Launch Date Announced
Coming to Steam August 15, 2024 Sequel to beloved strategy title features new asymmetric playstyles, dynamically changing maps, deeper tactical combat, expanded strategic depth, and more. Check out Ri
Sins of a Solar Empire II Releasing on Steam this Summer
Sequel to beloved strategy title features new asymmetric playstyles, dynamically changing maps, deeper tactical combat, expanded strategic depth, and more https://store.steampowered.com/app/1575940/ T
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-20.
| Genres | Indie, Strategy |
| Player tags | 4X · PvP · PvE · Real-Time · Strategy · RTS · Space Sim · 3D · Base-Building · Space · Tactical · Sci-fi (SteamSpy community voting) |
| Features | Single-player · Multi-player · PvP · LAN PvP · Co-op · LAN Co-op · Custom Volume Controls · Adjustable Difficulty |
| Languages | English * * |
| Estimated owners | 100,000 – 200,000 (SteamSpy) |
| Official site | https://www.sinsofasolarempire.com |
Minimum system requirements (PC)
Minimum: OS *: Windows 10 / 8.1 / 7 / Vista SP2 / XP SP3 Processor: Intel Pentium 4 1.8 GHz or Equivalent Memory: 512 MB RAM Graphics: 128 MB DirectX 9.0c Compatible Video Card w/Pixel Shader 2.0 Support DirectX®: dx90c Hard Drive: 4 GB HD space Sound: DirectX 9.0c Compatible Sound Card Other Requirements: Broadband Internet connection, also to activate this game you must create a Stardock account while launching the game on Steam.