Free games like Cubic Cosmos
Below are 8 free-to-play Steam games similar to Cubic Cosmos, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Cubic Cosmos page.
Ranked picks
- 1
Die in the Dungeon: Origins
Free-to-play alternative to Cubic Cosmos — no purchase or trial window. Shares Strategy with Cubic Cosmos.
Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!
- 2
The Last Sovereign
Free-to-play alternative to Cubic Cosmos — no purchase or trial window. Shares Strategy with Cubic Cosmos.
Explore a world torn between armies of lust and purity in which everything is more complex than it seems, deciding the fate of nations through might, politics, and finance. Every decision matters in an intricate saga that tracks thousands of variables.
- 3
Limbus Company
Free-to-play alternative to Cubic Cosmos — no purchase or trial window.
As the Executive Manager of Limbus Company, lead your group of twelve Sinners, venture into the buried facilities of Lobotomy Corporation, and lay claim on the Golden Boughs.
- 4
Dota Underlords
Free-to-play alternative to Cubic Cosmos — no purchase or trial window. Shares Strategy with Cubic Cosmos.
Hire a crew and destroy your rivals in this new strategy battler set in the world of Dota. Introducing Season One: Explore White Spire and earn rewards on the Battle Pass. Pick from several different game modes, play on your own or with friends, and take advantage of crossplay on PC and mobile.
- 5
Super Auto Pets
Free-to-play alternative to Cubic Cosmos — no purchase or trial window. Shares Strategy with Cubic Cosmos.
Build the strongest team of pets and tussle with your friends!
- 6
Minion Masters
Free-to-play alternative to Cubic Cosmos — no purchase or trial window. Shares Strategy with Cubic Cosmos.
An addictive fast-paced hybrid of Card games & Tower-Defense. Play 1v1 - or bring a friend for 2v2 - and engage in epic online multiplayer battles full of innovative strategy and awesome plays! Collect 200+ cards with unique mechanics, all free!
- 7
Bloons TD Battles
Free-to-play alternative to Cubic Cosmos — no purchase or trial window. Shares Strategy with Cubic Cosmos.
Go head to head with other players in a Bloon-popping battle for victory. From the creators of best-selling Bloons TD 5, this all new Battles game is specially designed for multiplayer combat, featuring the ability to control bloons directly and send them charging past your opponent's defenses.
- 8
KARDS - The WW2 Card Game
Free-to-play alternative to Cubic Cosmos — no purchase or trial window. Shares Strategy with Cubic Cosmos.
KARDS, The World War II Card Game, combines traditional CCG gameplay with innovative mechanics inspired by classic strategy games and real battlefield tactics. Take command and challenge other players in grand-scale warfare on the ground, air, or seas.