Free to Play Grand Strategy Games on Steam
Check out this fantastic list of free-to-play grand strategy games you can enjoy on Steam right now, updated on July 15th 2025. Looking for even more free titles? Explore the complete list of the best free to play grand strategy games.
Lists & Categories
1. Crusader Kings II
Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy. Crusader Kings II is a game developed and published by . Released on February 14th 2012 has received 73,809 reviews of which 66,359 were positive and 7,450 were negative resulting in a rating of 8.9 out of 10. The game has hit the top spot as the #1 most played grand strategy game, thanks to its 1,348 peak concurrent players over the last day.
8.9
66,359
7,450
1,348
players
2. SUPREMACY: WORLD WAR 3
This Long Term Strategy Game lets you take control of the armed forces of your nation. Become responsible for its military expansion, technological research and economic development. Form alliances and wage total war for global dominance on the battlefields of World War 3. SUPREMACY: WORLD WAR 3 is a game developed and published by . Released on March 15th 2018 has received 5,257 reviews of which 4,033 were positive and 1,224 were negative resulting in a rating of 7.5 out of 10. While seeing 677 players online at once in the last 24 hours, this game is currently ranked #2 among grand strategy games based on player count.
7.5
4,033
1,224
677
players
3. Supremacy: Call of War 1942
Take over the control of one of the mighty nations during the times of World War 2 in this persisting long-term strategy game. Conquer provinces, forge alliances and build up your economy in real-time. Research top secret weapons of World War 2 and become the one true superpower! Supremacy: Call of War 1942 is a game developed and published by . Released on October 21st 2017 has received 5,832 reviews of which 4,168 were positive and 1,664 were negative resulting in a rating of 7.0 out of 10. While seeing 303 players online at once in the last 24 hours, this game is currently ranked #3 among grand strategy games based on player count.
7.0
4,168
1,664
303
players
4. Iron Order 1919
An unique long-term strategy game with week-long matches with up to 101 players, set in the alternate reality of 1919. Iron Order 1919 is a game developed and published by . Released on August 24th 2022 has received 390 reviews of which 270 were positive and 120 were negative resulting in a rating of 6.6 out of 10. The game currently holds the #4 spot among the most played grand strategy games.
6.6
270
120
27
players
5. 3 Days War
3 Days War is a unique multiplayer strategy war game. Integrating the mechanics of RTS+4X, it allows dozens of players to engage in a three-day real-time strategy competitionon. Commanders, use your skills, strategies, games and even deception to become the ultimate winner! 3 Days War is a game developed and published by . Released on April 16th 2023 has received 664 reviews of which 563 were positive and 101 were negative resulting in a rating of 8.0 out of 10. The game currently holds the #5 spot among the most played grand strategy games.
8.0
563
101
5
players
6. Half-Earth Socialism
Try your hand as a global planner of a future society. Play with a wide range of technologies and policies spanning different fields and ideologies. Will you lead the world to ecological utopia or planetary ruin? Half-Earth Socialism is a game developed and published by . Released on July 19th 2022 has received 904 reviews of which 748 were positive and 156 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #6 spot among the most played grand strategy games.
7.9
748
156
3
players
7. HackHub: Free Trial
Unravel cyber secrets and foil mass surveillance as a skilled hacker in HackHub. Challenge authority, rewrite the rules, and emerge as the ultimate digital rebel. HackHub: Free Trial is a game developed and published by . Released on November 04th 2024 has received 558 reviews of which 535 were positive and 23 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #7 spot among the most played grand strategy games.
8.9
535
23
2
players