IMHO.

Games like Starsim

If Starsim is your kind of game, the closest matches are Halcyon 6: Starbase Commander, Starpoint Gemini Warlords and Space Scum — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Starsim: StarSim is a spaceship strategy RPG with live galaxy simulation. The game combines real-time with paused starship combat, turn-based crew combat, text quests and more. Be a hero, a trader, a scavenger, a mercenary or a pirate.

2024StrategyIndieRPG11.99 USDWindowsby Viktor Martynovsky
Starsim — Steam game cover

Players who liked Starsim also play

Steam players who put hours into Starsim also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Halcyon 6: Starbase Commander

    WHY THIS

    Top pick for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Starsim.

    Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.

    2016StrategyIndieSimulation14.99 USDDeck VerifiedSteam ↗
  2. Starpoint Gemini Warlords

    WHY THIS

    Second-strongest match for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and RPG with Starsim.

    Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!

    2017ActionStrategySimulation34.99 USDSteam ↗
  3. Space Scum

    WHY THIS

    Third-strongest match for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and RPG with Starsim.

    Lead a band of mercenaries through battle after battle in this Sci-Fi, turn-based RPG. Fight your way across different planets, earning loot and equipment to outfit your team – and remember, no option is off the table when survival is on the line.

    2027StrategyRPGEarly AccessSteam ↗
  4. Halcyon 6: Starbase Commander (LIGHTSPEED EDITION)

    WHY THIS

    Ranked #4 for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Starsim.

    A retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling. Halcyon 6: Lightspeed Edition is a massively enhanced version of the Award Winning indie strategy RPG, Halcyon 6.

    2017StrategyIndieSimulation14.99 USDDeck PlayableSteam ↗
  5. Space Pirates and Zombies

    WHY THIS

    Ranked #5 for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Starsim.

    Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.

    2011ActionStrategyIndie9.99 USDDeck PlayableSteam ↗
  6. The Long Journey Home

    WHY THIS

    Ranked #6 for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Starsim.

    The Long Journey Home combines an open world full of galaxies, planets and anomalies with quests and mechanics of a rogue-like RPG. One destination. Endless adventures. Where will this journey take you?

    2017StrategyIndieSimulation9.99 USDDeck VerifiedSteam ↗
  7. Dust to the End

    WHY THIS

    Ranked #7 for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Starsim.

    Nuclear war ended human civilization, but it could never uproot the evil within our hearts. Fight, trade, negotiate, raid– do whatever it takes to survive in the wasteland. You will have to be as clever as ruthless to thrive in a broken world, torn by war, cruelty, hunger and slavery.

    2021StrategyIndieAdventure2.99 USDDeck PlayableSteam ↗
  8. Objects in Space

    WHY THIS

    Ranked #8 for Starsim fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Starsim.

    Objects in Space is a retro space game centred on 2D point-and-click stealth action in a massive open world. Players have their own customisable ships and can meet people, become a trader, bounty hunter, explorer, scavenger or all of them at once.

    2019ActionStrategyIndie24.99 USDDeck PlayableSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Starsim at current Steam store prices.

  1. Garry's Mod

    WHY THIS

    Priced ~58% under Starsim on Steam right now. Shares Indie with Starsim.

    Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  2. Vampire Survivors

    WHY THIS

    Priced ~58% under Starsim on Steam right now. Shares Indie and RPG with Starsim.

    Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!

    2022ActionIndieRPG4.99 USDDeck VerifiedSteam ↗
  3. Slay the Spire

    WHY THIS

    Priced ~48% under Starsim on Steam right now. Shares Strategy and Indie with Starsim.

    We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!

    2019StrategyIndie6.24 USDDeck VerifiedSteam ↗
  4. How to Fish

    WHY THIS

    Priced ~59% under Starsim on Steam right now. Shares Indie with Starsim.

    A 1-4 player physics based fishing simulator. While drinking and boating you suddenly crash into a small island. To work your way back home you have to learn How to Fish.

    2026ActionIndieSimulation4.95 USDDeck PlayableSteam ↗
  5. Cookie Clicker

    WHY THIS

    Priced ~58% under Starsim on Steam right now. Shares Strategy and Indie with Starsim.

    An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.

    2021StrategyIndieSimulation4.99 USDDeck PlayableSteam ↗
  6. WEBFISHING

    WHY THIS

    Priced ~58% under Starsim on Steam right now. Shares Indie with Starsim.

    WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)

    2024IndieMassively MultiplayerCasual4.99 USDSteam ↗
  7. POSTAL 2

    WHY THIS

    Priced ~92% under Starsim on Steam right now. Shares Indie with Starsim.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  8. Plants vs. Zombies GOTY Edition

    WHY THIS

    Priced ~58% under Starsim on Steam right now. Shares Strategy with Starsim.

    Zombies are invading your home, and the only defense is your arsenal of plants! Armed with an alien nursery-worth of zombie-zapping plants like peashooters and cherry bombs, you'll need to think fast and plant faster to stop dozens of types of zombies dead in their tracks.

    2009Strategy4.99 USDSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  2. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Starsim.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Starsim.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  4. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Starsim.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  5. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Starsim.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  6. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Starsim.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  7. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Starsim.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  8. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Starsim.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗

More from Viktor Martynovsky

Other recommendable Steam games by Viktor Martynovsky, ranked by review count so the studio's hits land first.

  1. Discard

    WHY THIS

    Another title from Viktor Martynovsky, the studio behind Starsim.

    Discard - it is a sci-fi puzzle 2D-platformer inspired by old-school cinematic platformers. You must solve problems in order to survive on this dangerous planet.

    2026AdventureSteam ↗
  2. Star TD

    WHY THIS

    Another title from Viktor Martynovsky, the studio behind Starsim. Shares Strategy with Starsim.

    Command your defense in an ever-changing roguelite TD. Harvest resources from mine nodes, explore the fog of war, and repel alien waves. With a deep branching tech tree and permanent progression, every defeat is just a step toward ultimate power. Build. Die. Research. Repeat.

    2026StrategySteam ↗
  3. Stack the Spells

    WHY THIS

    Another title from Viktor Martynovsky, the studio behind Starsim. Shares Strategy with Starsim.

    Stack the Spells is a fantasy roguelike deckbuilder where every card is a step toward your survival. Scale a shifting, procedurally generated path, outsmart grim monstrosities in tactical turn-based combat, and forge a legendary deck to solve the mysteries of a world in ruin.

    2026StrategySteam ↗

Frequently asked about Starsim

How much does Starsim cost?
Starsim is listed on Steam at 11.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Starsim?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Starsim are Halcyon 6: Starbase Commander, Starpoint Gemini Warlords, Space Scum.
Who developed Starsim?
Starsim was developed by Viktor Martynovsky.

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 Starsim.

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