IMHO.

Games like Unknown Planet

Your spacecraft has crash landed on an alien planet. Explore this unknown world, mine the resources, build your base, grow farms, craft equipment, fight off the alien lifeforms and survive.

2023IndieAdventure3.99 USDWindowsby Synthetic Games
Unknown Planet header
Players highlight
bright-colors-and-fluid-motions-charm-playersgreat-value-for-priceshort-but-satisfying-completion-timechilllightheartedrelaxing

Players who liked Unknown Planet also play

Ranked by collaborative filtering across millions of Steam libraries plus content overlap on genres, tags, and developers.

  1. 1

    Dinosaur World

    Dinosaur World is a survival game about dinosaurs.

    2025ActionIndieAdventure9.99 USDSteam ↗
  2. 2

    Crashlands

    Fight and tame alien beasts, craft resources into menacing weaponry, befriend the outlandish locals, and go toe-to-chin with a world-domineering maniac.

    2016ActionIndieAdventure14.99 USDDeck VerifiedSteam ↗
  3. 3

    IDUN - Frontline Survival

    A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!

    2025ActionStrategyIndie14.99 USDDeck VerifiedSteam ↗
  4. 4

    Core Keeper

    Explore a vast cavern of creatures, relics and resources in a mining sandbox adventure for 1-8 players. Mine, build, fight, craft and farm to unravel the mystery of the ancient Core.

    2024ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗
  5. 5

    ASTRONEER

    Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.

    2019IndieAdventure29.99 USDDeck PlayableSteam ↗
  6. 6

    Breathedge

    Survive in outer space! Together with your immortal chicken, discover the truth behind your sudden spaceship crash. Craft tools, pilot vehicles, and even control space stations to survive and explore the wreckage.

    2021ActionIndieAdventure24.99 USDSteam ↗
  7. 7

    ICARUS

    ICARUS is a solo or multiplayer PvE survival game. Explore a savage wilderness in the aftermath of terraforming gone wrong. Complete narrative quests as either Open World operations or Individual Missions. Explore, build, craft and hunt while seeking your fortune and prospecting for exotic matter.

    2021ActionAdventureSimulation34.99 USDSteam ↗
  8. 8

    Eventide Matter

    A 2D space mining adventure. Mine exotic resources, unlock powerful equipment, and fend off relentless enemies to build an inter-dimensional portal, the last hope of salvation for your civilization.

    2025ActionIndieRPG5.99 USDDeck VerifiedSteam ↗

Reviewers mention these as similar to Unknown Planet

Surfaced from review text: when other players write 'if you liked X, try Y', we catch the name and resolve it back to a Steam game.

  1. 1

    Terraria

    Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!

    2011ActionIndieAdventure9.99 USDDeck VerifiedSteam ↗
  2. 2

    ARK Park

    In ARK Park, engage in close encounters with primal species through a series of theme park attractions. Enter by yourself or with a group of adventurous friends, and witness dinosaurs roaming in the wild with your own eyes!

    2018ActionAdventure39.99 USDSteam ↗
  3. 3

    Muck

    Muck is a survival-roguelike. Collect resources, find items & build a base to survive for as long as you can.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. 1

    Crashlands

    Fight and tame alien beasts, craft resources into menacing weaponry, befriend the outlandish locals, and go toe-to-chin with a world-domineering maniac.

    2016ActionIndieAdventure14.99 USDDeck VerifiedSteam ↗
  2. 2

    IDUN - Frontline Survival

    A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!

    2025ActionStrategyIndie14.99 USDDeck VerifiedSteam ↗
  3. 3

    Core Keeper

    Explore a vast cavern of creatures, relics and resources in a mining sandbox adventure for 1-8 players. Mine, build, fight, craft and farm to unravel the mystery of the ancient Core.

    2024ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗
  4. 4

    Eventide Matter

    A 2D space mining adventure. Mine exotic resources, unlock powerful equipment, and fend off relentless enemies to build an inter-dimensional portal, the last hope of salvation for your civilization.

    2025ActionIndieRPG5.99 USDDeck VerifiedSteam ↗

Frequently asked about Unknown Planet

How much does Unknown Planet cost?
Unknown Planet is listed on Steam at 3.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Unknown Planet?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Unknown Planet are Dinosaur World, Crashlands, IDUN - Frontline Survival.
Who developed Unknown Planet?
Unknown Planet was developed by Synthetic Games.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Unknown Planet.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.

Games like Unknown Planet — top similar games · imho.run