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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. Score via Steam as of 2026-10-22 · quoted reviews as of 2026-10-16.
“I'll break down Trinity like this. Sins (original) is an incredible game worth 60 dollars easily. The "Entrenchment" expansion adds starbases which are cool and pretty big game changers as well as mines. Probably worth no more than 10 dollars. The "Diplomacy" DLC adds envoy and…”
— a player, Steam review · 124 hrs played“People say that this version of Sins is obsolete due to the sequel (Rebellion) but it isn't. The AI is way more competent in this version. It's capable of actually attacking you properly, as opposed to the sequel where you can put the AI on hard/aggressive and still not see them…”
— a player, Steam review · 4 hrs played“DON'T BUY THIS GAME! Sins of a Solar Empire: Rebellion is the same game with additional features and better graphics.”
— a player, Steam review · 2 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-06 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 (2026-10-22). 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.
Autumn Sale: Up to 70% off Sins of a Solar Empire titles
Up to 70% off Sins of a Solar Empire titles during the 2026 Autumn Sale See all Deals Newly Released: Sins of a Solar Empire II deals: Other Sins of a Solar Empire deals: See all Deals
Publisher Sale: Up to 70% off Sins of a Solar Empire titles
Up to 70% off Sins of a Solar Empire titles during the 2026 Publisher Sale View Entire Sale Newly Released: Sins of a Solar Empire II deals: Other Sins of a Solar Empire deals: View Entire Sale
Sins of a Solar Empire II: Harbinger Releases September 3, 2026
The Fourth Faction for Sins of a Solar Empire II Releasing September 3rd, 2026 After 20 years of intrigue, the great enemy of the Vasari is revealed, ushering in new gameplay mechanics, ships, structu
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
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-13.
| 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 * * |
| 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.