Check out this fantastic list of free-to-play 4x games you can enjoy on Steam right now, updated on May 19th 2026. Looking for even more free titles? Explore the complete list of the best free to play 4x games on Steam.
More Games
1. Doomsday × Ghost in the Shell
Fight the Posthuman crisis in the Ghost in the Shell collab! Doomsday × Ghost in the Shell is a strategy, strategy rpg and 4x game. Released on June 25th 2023 has received 864 reviews of which 568 were positive and 296 were negative resulting in a rating of 6.4 out of 10. The game has hit the top spot as the #1 most played 4x game, thanks to its 467 peak concurrent players over the last day.
6.4
568
296
467
players
2. Viking Rise
Race against other players to explore Valhalla and conquer Midgard! Viking Rise is a strategy, rpg and 4x game. Released on May 21st 2024 has received 909 reviews of which 636 were positive and 273 were negative resulting in a rating of 6.7 out of 10. While seeing 462 players online at once in the last 24 hours, this game is currently ranked #2 among 4x games based on player count.
6.7
636
273
462
players
3. CivIdle
CivIdle is an idle/incremental game that allows you to lead your own civilization through thousands of years from ancient times to the modern era. Expand your territory, explore a vast tech tree, build various wonders, and trade with global players: empire must grow and numbers must go up! CivIdle is a idler, base building and automation game. Released on December 04th 2025 has received 1,023 reviews of which 761 were positive and 262 were negative resulting in a rating of 7.1 out of 10. While seeing 385 players online at once in the last 24 hours, this game is currently ranked #3 among 4x games based on player count.
7.1
761
262
385
players
4. Demise of Nations
Demise of Nations is a 4X turn-based grand strategy wargame covering the rise of Rome till the fall of modern civilization. Demise of Nations is a strategy, indie and 4x game. Released on August 08th 2017 has received 523 reviews of which 423 were positive and 100 were negative resulting in a rating of 7.6 out of 10. The game currently holds the #4 spot among the most played 4x games.
7.6
423
100
4
players
5. Gods and Idols
Take the role of a newly ascended deity in Gods and Idols. Carve your place among the stars in an open, dynamic, and massive MMORTS universe. Command the powers of the cosmos, form alliances, and use your worshipers as instruments to further your goals. Gods and Idols is a 4x, god game and rts game. Released on December 12th 2016 has received 756 reviews of which 531 were positive and 225 were negative resulting in a rating of 6.8 out of 10. The game currently holds the #5 spot among the most played 4x games.
6.8
531
225
More 4X & Related Games
Love 4X games? Dive into even more! Our extensive collection is ready to be explored with these easy links. Filter by price, uncover new titles and grab incredible deals to pinpoint your ideal game.