IMHO.

Games like Galactagon

If Galactagon is your kind of game, the closest matches are Micron Survivor, Eternal Onslaught and Space PiouPiou — 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 Galactagon: Battle through endless cosmic hordes in a galaxy where your choices shape each run. Upgrade and collect a huge variety of weapons and upgrades to create unique builds. Customize the arena itself by adding new areas to it, each new area bringing it's own dangers and rewards.

ActionWindowsby Pinehaven Studio
Galactagon — Steam game cover

Players who liked Galactagon also play

Steam players who put hours into Galactagon 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. Micron Survivor

    WHY THIS

    Top pick for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    Micron Survivor is a survival game with rogue-lite elements where you play as alien microorganisms under the microscope. Evolve, unlock research objectives, find symbiotic weapons, upgrade your builds, and fight hordes of terrestrial organisms to rule the microcosm.

    ActionRPGCasualSteam ↗
  2. Eternal Onslaught

    WHY THIS

    Second-strongest match for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    A vampire-survivors-style roguelike where bosses arrive every 90 seconds and the Butcher every 5 minutes Pick a hero, pick a weapon, then survive as the screen fills with the unkilled

    ActionSteam ↗
  3. Space PiouPiou

    WHY THIS

    Third-strongest match for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    Blast through endless waves of evil space cat-liens in this chaotic bullet heaven and hell roguelike! Upgrade your tiny PiouPiou into a feathered weapon of mass destruction and survive the cosmic madness for as long as possible.

    ActionIndieSteam ↗
  4. Orbit Run

    WHY THIS

    Ranked #4 for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    Orbit Run is an arcade sci-fi game with roguelike elements, in which orbiting asteroids are your only weapons. Catch asteroids and combine them to unlock their run-altering abilities. Skillfully manoeuvre to dodge attacks and land massive asteroid strikes to defeat the ever-increasing waves of foes.

    2027ActionIndieSteam ↗
  5. Cosmic Run

    WHY THIS

    Ranked #5 for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    Cosmic Run is a single-player space roguelite where you battle relentless galactic enemies, strategically upgrade your ship, and help the Zogark family survive their journey across the galaxy. Build powerful combinations, adapt to chaotic encounters, and escape one broken system after another.

    2026ActionStrategyIndie9.89 USDSteam ↗
  6. Super Robot Survivors

    WHY THIS

    Ranked #6 for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    A survivor game with missions - not just survival. Rescue astronauts, repair reactors, and hack terminals - while surrounded by hundreds of enemies. Every run is a chaotic, ten-minute showdown.

    ActionIndieAdventureSteam ↗
  7. SZKELETAL: Estrogen Dracul's Potato Hunger

    WHY THIS

    Ranked #7 for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    Play as estrogen-fueled Dracul in this parodic roguelite 'yet another Vampire Survivors clone'. Fight off hordes of bums, haters, and similar ludolols, collect delicious potatoes, and upgrade your trashy arsenal. Survive this boring AI-slop, pee in the sink, and become the hobo of game scholarship!

    2026ActionIndieSteam ↗
  8. Giant Enemy Robot Crabs

    WHY THIS

    Ranked #8 for Galactagon fans by collaborative filtering across millions of Steam libraries. Shares Action with Galactagon.

    Crush the countless crabs while blasting your way through the cancer zone!

    2026ActionIndieSteam ↗

Free alternatives

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

  1. Awaria

    WHY THIS

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

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  2. The Expendabros

    WHY THIS

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

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  3. Iron Snout

    WHY THIS

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

    Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.

    2016ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  4. UNBEATABLE [white label]

    WHY THIS

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

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  5. Magic Archery

    WHY THIS

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

    Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.

    2024IndieSimulationRPGFreeDeck PlayableSteam ↗
  6. Disfigure

    WHY THIS

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

    Disfigure is a grim-dark action rogue-like where you battle relentless hordes of monsters lurking in the shadows. Unlock powerful weapons, craft god-like builds with hundreds of upgrades, slay colossal bosses, and push your limits in intense 20–30 minute survival runs!

    2023ActionIndieFreeDeck PlayableSteam ↗
  7. DORONKO WANKO

    WHY THIS

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

    『DORONKO WANKO』 is a DORONKO Action Game. In this game, You can become a cute, innocent Pomeranian, make your master's home messy and dirty. "Will the master be angry with me?" Don't worry. Because you are a sweet doggie.

    2024ActionSimulationFree To PlayFreeSteam ↗
  8. Peggle Extreme

    WHY THIS

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

    Peggle Extreme delivers fast-paced puzzle action that combines elements of pinball and pachinko to create a truly unique game experience. Take your best shot with energizing arcade fun, now exclusively themed with art and sounds from Half-Life: Episode 2, Portal, and Team Fortress 2.

    2007Free To PlayCasualFreeDeck PlayableSteam ↗

Frequently asked about Galactagon

What games are most similar to Galactagon?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Galactagon are Micron Survivor, Eternal Onslaught, Space PiouPiou.
Who developed Galactagon?
Galactagon was developed by Pinehaven Studio.

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 Galactagon.

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