IMHO.

Single-player games like Cosmo Tales

Below are 15 single-player Steam games similar to Cosmo Tales, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Cosmo Tales page.

Ranked picks

  1. 1
    Space Pirates — Steam game cover

    Space Pirates

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action and Casual with Cosmo Tales.

    Arcade space shooter where you build a fleet by defeating enemy ships and using the credits you earn from it to upgrade your fleet to take on larger and deadlier battles.

    2026ActionIndieCasualSingle-playerSimilar games →
  2. 2
    UFOntastic — Steam game cover

    UFOntastic

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Adventure with Cosmo Tales.

    Jano has debts to pay, and the easiest place to get money is on Earth! Use your flying saucer: abduct objects, people, enemies and much more from the environment to progress through dungeons and mini-games.  Amass a fortune!

    2026AdventureSingle-playerSimilar games →
  3. 3
    Scrapland Remastered — Steam game cover

    Scrapland Remastered

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action and Adventure with Cosmo Tales.

    The cult game that marked MercurySteam's origins returns; a sci-fi adventure with memorable characters, powerful ships and humor! Enjoy intense Multiplayer battles and races with ships you build.

    2021ActionAdventure19.99 USDSingle-playerSimilar games →
  4. 4
    DRONE The Game — Steam game cover

    DRONE The Game

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action with Cosmo Tales.

    This version of DRONE does not yet include updates from Earth 2. We invite players to download the free demo but please resist purchasing the game as Earth 2 intends to re-release the full version as free-to-play, making it accessible for everyone. Follow our Socials and Discord for news/updates.

    2018ActionSportsIndieDeck PlayableSingle-playerSimilar games →
  5. 5
    Final Space - The Rescue — Steam game cover

    Final Space - The Rescue

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action with Cosmo Tales.

    The Final Space universe has expanded to VR! Join Gary, Avocato, Nightfall, and Tribore as they embark on a brand new journey to rescue their dear friend from the clutches of a new, but familiar, threat.

    2022Action14.99 USDSingle-playerSimilar games →
  6. 6
    FUR Squadron — Steam game cover

    FUR Squadron

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action and Adventure with Cosmo Tales.

    The FUR Squadron faces a mysterious threat during what appears at first to be routine virtual reality training.

    2023ActionAdventure6.99 USDSingle-playerSimilar games →
  7. 7
    Star Control I and II — Steam game cover

    Star Control I and II

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action and Adventure with Cosmo Tales.

    Explore a vast universe with pulse-pounding action, side-splitting humor, and hair-raising plot twists in these 2 classic space adventure games.

    2017ActionStrategyIndie3.99 USDSingle-playerSimilar games →
  8. 8
    PRAGMATA — Steam game cover

    PRAGMATA

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action and Adventure with Cosmo Tales.

    Pragmata is a unique, sci-fi action-adventure game from Capcom. Follow Hugh, a member of an ill-fated investigation team, and Diana, a young android, as they navigate a lunar facility taken over by rogue AI in search of a way to Earth.

    2026ActionAdventure59.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Arma 3 — Steam game cover

    Arma 3

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action with Cosmo Tales.

    Experience true combat gameplay in a massive military sandbox. Deploy with a wide variety of single- and multiplayer content, a massive arsenal of modern weapons and vehicles, and limitless opportunities for content creation. Authentic, diverse, open - Arma 3 sends you to war.

    2013ActionStrategySimulation29.99 USDSingle-playerSimilar games →
  10. 10
    Arma Reforger — Steam game cover

    Arma Reforger

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action with Cosmo Tales.

    Engage in massive combined arms battles, create and curate combat missions in real time, and shape your experience with endless community mods. Deploy into the Cold War and experience the most authentic and immersive military sandbox ever created.

    2023ActionStrategySimulation39.99 USDSingle-playerSimilar games →
  11. 11
    Arma 2: Operation Arrowhead — Steam game cover

    Arma 2: Operation Arrowhead

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action with Cosmo Tales.

    Three years after the conflict in Chernarus, portrayed in the original Arma 2, a new flashpoint explodes in the Green Sea Region. Coalition forces led by the US Army are deployed to Takistan to quickly restore peace and prevent further civilian casualties.

    2010ActionStrategySimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Ylands — Steam game cover

    Ylands

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Adventure and Casual with Cosmo Tales.

    Adventure awaits you and your friends in the world of Ylands! Gather resources, craft tools, construct anything and everything, and explore the lands! Build a ship and set sail, encountering mythical animals, a wide variety of sea-life, enemies of all kinds and much more!

    2019AdventureFree To PlayCasualFreeDeck PlayableSingle-playerSimilar games →
  13. 13
    ARMA: Cold War Assault — Steam game cover

    ARMA: Cold War Assault

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action with Cosmo Tales.

    Bohemia Interactive's debut game published by Codemasters as Operation Flashpoint in 2001, became genre-defining combat military simulation and the No. 1 bestselling PC game around the world and has won many international awards, including “Game of The Year” and “Best Action Game”. Over 2 million copies have been sold since its release.

    2011ActionStrategySimulation4.99 USDDeck PlayableSingle-playerSimilar games →
  14. 14
    Arma 2 — Steam game cover

    Arma 2

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required. Shares Action with Cosmo Tales.

    Building on 10 years of constant engine development, ARMA II boasts the most realistic combat environment in the world. It models real world ballistics & round deflection, materials penetration, features a realtime day/night cycle and dynamic wind, weather and environmental effects.

    ActionStrategySimulation12.99 USDSingle-playerSimilar games →
  15. 15
    Take On Mars — Steam game cover

    Take On Mars

    Single-player alternative to Cosmo Tales — playable solo, no multiplayer required.

    Take On Mars places you right in the middle of mankind’s most exciting undertaking. Start out in the seat of a rover operator, finish as the first human to have ever set foot on the Red Planet.

    2017Simulation9.99 USDSingle-playerSimilar games →