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 October 29th 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 1,351 peak concurrent players over the last day.
8.9
66,359
7,450

1,351
players

2. Dungeon Crusher: Soul Hunters

A social multiplayer incremental idle rpg with clans, PvP arenas, a wonderful 3d fantasy world with a story/missions and much more. Dungeon Crusher: Soul Hunters is a game developed and published by . Released on October 30th 2024 has received 328 reviews of which 228 were positive and 100 were negative resulting in a rating of 6.6 out of 10. While seeing 857 players online at once in the last 24 hours, this game is currently ranked #2 among grand strategy games based on player count.
6.6
228
100

857
players

3. 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 445 players online at once in the last 24 hours, this game is currently ranked #3 among grand strategy games based on player count.
7.5
4,033
1,224

445
players

4. 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. With 211 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played grand strategy games.
7.0
4,168
1,664

211
players

5. 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 406 reviews of which 280 were positive and 126 were negative resulting in a rating of 6.6 out of 10. The game currently holds the #5 spot among the most played grand strategy games.
6.6
280
126

21
players

6. 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 693 reviews of which 584 were positive and 109 were negative resulting in a rating of 8.0 out of 10. The game currently holds the #6 spot among the most played grand strategy games.
8.0
584
109

3
players

7. 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 918 reviews of which 760 were positive and 158 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #7 spot among the most played grand strategy games.
7.9
760
158

2
players