# Games like Space Empires I

> The closest matches to Space Empires I: Sid Meier's Civilization®: Beyond Earth™, Age of Wonders: Planetfall, Horizon, Galactic Civilizations® II: Ultimate Edition, and Xenonauts. Ranked by imho.run from Steam co-play data, shared tags and reviews.

## Similar games, ranked

The full ranked list, 24 games, best match first (the HTML page shows the top 8 as cards).

1. [Sid Meier's Civilization®: Beyond Earth™](https://imho.run/games/65980/sid-meier-s-civilization-beyond-earth) — Also 4X and Grand Strategy, like Space Empires I. 9,997 Steam reviews, 58% positive. [Steam](https://store.steampowered.com/app/65980/)
2. [Age of Wonders: Planetfall](https://imho.run/games/718850/age-of-wonders-planetfall) — Also 4X and Economy, like Space Empires I. 2,768 Steam reviews, 80% positive. [Steam](https://store.steampowered.com/app/718850/)
3. [Horizon](https://imho.run/games/236130/horizon) — A frequent pick in Space Empires I players' libraries, and another Strategy. 258 Steam reviews, 58% positive. [Steam](https://store.steampowered.com/app/236130/)
4. [Galactic Civilizations® II: Ultimate Edition](https://imho.run/games/202200/galactic-civilizations-ii-ultimate-edition) — Also 4X and Grand Strategy, like Space Empires I. 797 Steam reviews, 80% positive. [Steam](https://store.steampowered.com/app/202200/)
5. [Xenonauts](https://imho.run/games/223830/xenonauts) — Also Grand Strategy and Base-Building, like Space Empires I. 2,658 Steam reviews, 86% positive. [Steam](https://store.steampowered.com/app/223830/)
6. [ENDLESS™ Space - Definitive Edition](https://imho.run/games/208140/endless-space-definitive-edition) — Also 4X and Grand Strategy, like Space Empires I. 4,276 Steam reviews, 79% positive. [Steam](https://store.steampowered.com/app/208140/)
7. [Northgard: Definitive Edition](https://imho.run/games/466560/northgard-definitive-edition) — Also 4X and Base-Building, like Space Empires I. 23,056 Steam reviews, 84% positive. [Steam](https://store.steampowered.com/app/466560/)
8. [Cataclismo](https://imho.run/games/1422440/cataclismo) — A frequent pick in Space Empires I players' libraries, and another Simulation. 2,177 Steam reviews, 89% positive. [Steam](https://store.steampowered.com/app/1422440/)
9. [Fantasy General II](https://imho.run/games/1025440/fantasy-general-ii) — Also 4X and Grand Strategy, like Space Empires I. 538 Steam reviews, 83% positive. [Steam](https://store.steampowered.com/app/1025440/)
10. [Aggressors: Ancient Rome](https://imho.run/games/783210/aggressors-ancient-rome) — Also 4X and Grand Strategy, like Space Empires I. 161 Steam reviews, 77% positive. [Steam](https://store.steampowered.com/app/783210/)
11. [Halcyon 6: Starbase Commander (LIGHTSPEED EDITION)](https://imho.run/games/651660/halcyon-6-starbase-commander-lightspeed-edition) — A frequent pick in Space Empires I players' libraries, and another RPG. 479 Steam reviews, 80% positive. [Steam](https://store.steampowered.com/app/651660/)
12. [Workers & Resources: Soviet Republic](https://imho.run/games/784150/workers-resources-soviet-republic) — Also 4X and Grand Strategy, like Space Empires I. 8,217 Steam reviews, 90% positive. [Steam](https://store.steampowered.com/app/784150/)
13. [Anno 2205™](https://imho.run/games/375910/anno-2205) — Also 4X and Economy, like Space Empires I. 2,972 Steam reviews, 69% positive. [Steam](https://store.steampowered.com/app/375910/)
14. [Stellaris](https://imho.run/games/281990/stellaris) — Also 4X and Grand Strategy, like Space Empires I. 75,169 Steam reviews, 87% positive. [Steam](https://store.steampowered.com/app/281990/)
15. [Terra Invicta](https://imho.run/games/1176470/terra-invicta) — Also 4X and Grand Strategy, like Space Empires I. 6,142 Steam reviews, 83% positive. [Steam](https://store.steampowered.com/app/1176470/)
16. [Europa Universalis IV](https://imho.run/games/236850/europa-universalis-iv) — Also 4X and Grand Strategy, like Space Empires I. 47,407 Steam reviews, 87% positive. [Steam](https://store.steampowered.com/app/236850/)
17. [AI War 2](https://imho.run/games/573410/ai-war-2) — Also 4X and Grand Strategy, like Space Empires I. 950 Steam reviews, 89% positive. [Steam](https://store.steampowered.com/app/573410/)
18. [Nexus 5X](https://imho.run/games/1983990/nexus-5x) — Also 4X and Turn-Based Combat, like Space Empires I. 717 Steam reviews, 92% positive. [Steam](https://store.steampowered.com/app/1983990/)
19. [Supreme Commander 2](https://imho.run/games/40100/supreme-commander-2) — Also Grand Strategy and Base-Building, like Space Empires I. 4,952 Steam reviews, 87% positive. [Steam](https://store.steampowered.com/app/40100/)
20. [Battlestar Galactica Deadlock](https://imho.run/games/544610/battlestar-galactica-deadlock) — Also 4X and Turn-Based Combat, like Space Empires I. 2,188 Steam reviews, 88% positive. [Steam](https://store.steampowered.com/app/544610/)
21. [Sins of a Solar Empire®: Rebellion](https://imho.run/games/204880/sins-of-a-solar-empire-rebellion) — A frequent pick in Space Empires I players' libraries, and another Action. 7,321 Steam reviews, 95% positive. [Steam](https://store.steampowered.com/app/204880/)
22. [Songs of Silence](https://imho.run/games/2195410/songs-of-silence) — Also 4X and Grand Strategy, like Space Empires I. 900 Steam reviews, 82% positive. [Steam](https://store.steampowered.com/app/2195410/)
23. [Warhammer 40,000: Gladius - Relics of War](https://imho.run/games/489630/warhammer-40-000-gladius-relics-of-war) — Also 4X and Grand Strategy, like Space Empires I. 5,122 Steam reviews, 82% positive. [Steam](https://store.steampowered.com/app/489630/)
24. [The Last Federation](https://imho.run/games/273070/the-last-federation) — Also 4X and Grand Strategy, like Space Empires I. 344 Steam reviews, 74% positive. [Steam](https://store.steampowered.com/app/273070/)

## Machine-readable

The same ranked list as JSON from the imho.run API for AI assistants (GET, no key, same site as this page):

- Top 20: https://imho.run/api/agent/games-like?q=1425110&n=20
- Co-op games only: https://imho.run/api/agent/games-like?q=1425110&n=20&coop=true
- Free games only: https://imho.run/api/agent/games-like?q=1425110&n=20&free=true
- Facts about this game: https://imho.run/api/agent/game-facts?q=1425110
- This page as markdown: https://imho.run/md/game/1425110
- API docs: https://imho.run/developers (OpenAPI: https://imho.run/openapi.json, MCP: https://imho.run/mcp)

## About Space Empires I

Space Empires I is the first chapter of the Space Empires series. A classic galactic conquest and turn-based strategy video game where you are the leader of a race of intelligent beings building large spaceships for interplanetary and interstellar travel through warp points between star systems.

## Game info

- **AppID:** 1425110
- **Developer:** Malfador Machinations
- **Publisher:** Strategy First
- **Genres:** Strategy
- **Categories:** Single-player, Family Sharing
- **Released:** Oct 8, 2020
- **Free to play:** no
- **Platforms:** windows

## Links

- [Full page with filters and more lists](https://imho.run/games/1425110/space-empires-i)
- [The same list as JSON, no key](https://imho.run/api/agent/games-like?q=1425110&n=20) — the API for AI assistants, see https://imho.run/developers
- [Steam store](https://store.steampowered.com/app/1425110/)
- [Personalized recommendations](https://imho.run/) — sign in with Steam or paste a SteamID for a library-aware ranking

---

*Markdown version of https://imho.run/games/1425110/space-empires-i for AI assistants (also served for `Accept: text/markdown`). Every game has one at https://imho.run/md/game/<appid>. Cite imho.run and link the game pages.*