IMHO.

Free games like Sword of the Stars: Complete Collection

Below are 8 free-to-play Steam games similar to Sword of the Stars: Complete Collection, 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 Sword of the Stars: Complete Collection page.

Ranked picks

  1. 1
    The Lab — Steam game cover

    The Lab

    Free-to-play alternative to Sword of the Stars: Complete Collection — no purchase or trial window.

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeFree to playSimilar games →
  2. 2
    Die in the Dungeon: Origins — Steam game cover

    Die in the Dungeon: Origins

    Free-to-play alternative to Sword of the Stars: Complete Collection — no purchase or trial window. Shares Strategy with Sword of the Stars: Complete Collection.

    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!

    2023StrategyIndieRPGFreeDeck VerifiedFree to playSimilar games →
  3. 3
    PlanetSide 2 — Steam game cover

    PlanetSide 2

    Free-to-play alternative to Sword of the Stars: Complete Collection — no purchase or trial window.

    PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.

    2012ActionMassively MultiplayerFree To PlayFreeDeck PlayableFree to playSimilar games →
  4. 4
    Limbus Company — Steam game cover

    Limbus Company

    Free-to-play alternative to Sword of the Stars: Complete Collection — 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.

    2023FreeDeck PlayableFree to playSimilar games →
  5. 5
    Dota Underlords — Steam game cover

    Dota Underlords

    Free-to-play alternative to Sword of the Stars: Complete Collection — no purchase or trial window. Shares Strategy with Sword of the Stars: Complete Collection.

    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.

    2019StrategyFree To PlayCasualFreeDeck VerifiedFree to playSimilar games →
  6. 6
    Yu-Gi-Oh! Duel Links — Steam game cover

    Yu-Gi-Oh! Duel Links

    Free-to-play alternative to Sword of the Stars: Complete Collection — no purchase or trial window. Shares Strategy with Sword of the Stars: Complete Collection.

    Take on Duelists around the world with "Yu-Gi-Oh! Duel Links"! Step into a world that crosses dimensions and connects all Duelists. In Duel World, any location transforms into a Duel Field where heated Duels unfold!

    2017StrategyFree To PlayFreeDeck VerifiedFree to playSimilar games →
  7. 7
    Cell to Singularity - Evolution Never Ends — Steam game cover

    Cell to Singularity - Evolution Never Ends

    Free-to-play alternative to Sword of the Stars: Complete Collection — no purchase or trial window.

    The epic story of evolution, technology, humanity, and dinosaurs is yours to tap.

    2021SimulationFree To PlayCasualFreeDeck PlayableFree to playSimilar games →
  8. 8
    Moonbase Alpha — Steam game cover

    Moonbase Alpha

    Free-to-play alternative to Sword of the Stars: Complete Collection — no purchase or trial window. Shares Strategy with Sword of the Stars: Complete Collection.

    NASA has once again landed on the lunar surface with the goal of colonization, research, and further exploration. Shortly after the return to the Moon, NASA has established a small outpost on the south pole of the moon called Moonbase Alpha.

    2010StrategyAdventureSimulationFreeDeck PlayableFree to playSimilar games →