IMHO.

Games like Space Defense

If Space Defense is your kind of game, the closest matches are THE DREADFUL SPACE, Timeloop Titans and DRUM'N'BASS MASSACRE — 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 Space Defense: You and your space troop have a tough mission to defend Earth from an alien invasion in this epic space war. Will you be able to guide your troops to victory?

2020ActionIndieCasual0.99 USDWindowsby Guilherme Uema
Space Defense — Steam game cover

Players who liked Space Defense also play

Steam players who put hours into Space Defense 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. THE DREADFUL SPACE

    WHY THIS

    Top pick for Space Defense fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Space Defense.

    A fast-paced space war game packed with intense action! Test your reflexes as you dodge enemy fire and strike back using every powerful resource you can find. The combat is dynamic and relentless, challenging your skills as a true space war pilot.

    2022ActionIndieAdventure1.99 USDSteam ↗
  2. Timeloop Titans

    WHY THIS

    Second-strongest match for Space Defense fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Space Defense.

    Timeloop Titans is a fast-paced space arcade shooter where you defend the breathtaking Planet Gaia from relentless alien invasions. Upgrade your ship, conquer challenges, and save humanity in this cosmic battle for survival!

    2025ActionStrategyIndie9.99 USDSteam ↗
  3. DRUM'N'BASS MASSACRE

    WHY THIS

    Third-strongest match for Space Defense fans by collaborative filtering across millions of Steam libraries. Shares Action and Casual with Space Defense.

    DRUM'N'BASS MASSACRE is a high-velocity aerial combat shooter where you destoy your enemies while performing unimaginable maneuvers using your interstellar interceptor, accompanied by original drum and bass soundtrack

    2021ActionCasual0.99 USDSteam ↗
  4. Solaris - Arcade Edition

    WHY THIS

    Ranked #4 for Space Defense fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Space Defense.

    You take control from a spaceship called DV-01 to towards on stages until reach the "Special Stage" that is endless! Shoot on enemies to earn more points this is the focus. Enjoy! This is the Arcade Version from "Solaris The Second Law".

    2025ActionIndie1.99 USDSteam ↗
  5. Raiden IV x MIKADO remix

    WHY THIS

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

    Buckle up and blast off with Raiden IV x MIKADO remix! This classic arcade shoot ‘em up comes fully equipped with new music, battle modes, vertical screen play, and more!

    2023ActionAdventure29.99 USDDeck VerifiedSteam ↗
  6. Space War: Infinity

    WHY THIS

    Ranked #6 for Space Defense fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Space Defense.

    Vertical semi-procedural shmup with upgrades, real-time enemy waves, and infinite replayability. Level up your ship, unlock 20+ weapons, defeat 5 bosses, and survive endless bullet-hell combat.

    2019ActionIndieCasual2.99 USDSteam ↗
  7. Slordax: The Unknown Enemy

    WHY THIS

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

    In this classic top-down shoot 'em up, fly the deadliest ship in the galaxy on a dangerous first-strike mission to annihilate an alien threat before they become too powerful to stop. Pick up upgrades from fallen enemies along the way and become an unstoppable force!

    2021Action6.99 USDSteam ↗
  8. Raiden III x MIKADO MANIAX

    WHY THIS

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

    Soar sky-high in Raiden III x MIKADO MANIAX, an electrifying entry in the classic arcade shoot-‘em-up series! Customize your music, wallpapers, game mode, and more before launching into high-octane aerial action!

    2023ActionAdventure29.99 USDSteam ↗

Cheaper alternatives

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

  1. UBERMOSH

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Action and Indie with Space Defense.

    UBERMOSH is an arcade game about cutting bullets with a sword, in a gun-filled cyberpunk mosh pit.

    2015ActionIndie0.49 USDDeck VerifiedSteam ↗
  2. Miss Neko

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Action and Casual with Space Defense.

    Together the full picture of all the lovely beast ladies with your own hands, play Yakyuken with them, collect their portraits. Hope you have a relaxing and enjoyable game time:)

    2019ActionCasual0.49 USDDeck PlayableSteam ↗
  3. QUICKERFLAK

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Action and Indie with Space Defense.

    QUICKERFLAK is an experimental fast-paced time-attack top-down combat retro-hardcore minigame, that can be finished in a minute.

    2022ActionIndieAdventure0.49 USDDeck VerifiedSteam ↗
  4. Save Jesus

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Indie and Casual with Space Defense.

    Someone is trying to murder Jesus. Disguised as Caesar with the Roman Empire by his side, an evil impostor from the future has set hundreds of deadly traps. Redirect the traps, kill the Romans and protect Jesus!

    2016IndieCasual0.49 USDDeck PlayableSteam ↗
  5. Barro

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Indie and Casual with Space Defense.

    Choose your little car and race!

    2018IndieCasualRacing0.49 USDDeck VerifiedSteam ↗
  6. Gachi Heroes

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Action and Indie with Space Defense.

    Gachi Heroes is a game about the dark fantasies. That's amazing an endlass journey in which you will know yourself with your favorite gachimuchi characters. How deep would you go?

    2018ActionIndieAdventure0.49 USDDeck VerifiedSteam ↗
  7. Trip to Vinelands

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Action and Indie with Space Defense.

    Trip to Vinelands is an arcade retro hardcore maze wanderer minigame.

    2016ActionIndie0.49 USDDeck VerifiedSteam ↗
  8. TTV2

    WHY THIS

    Priced ~51% under Space Defense on Steam right now. Shares Action and Indie with Space Defense.

    TTV2 is an arcade retro hardcore maze wanderer minigame, sequel to Trip to Vinelands.

    2017ActionIndie0.49 USDSteam ↗

Free alternatives

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

  1. Bongo Cat

    WHY THIS

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

    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 ↗
  2. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Space Defense.

    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 ↗
  3. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Space Defense.

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

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  4. Iron Snout

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Space Defense.

    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 ↗
  5. UNBEATABLE [white label]

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Space Defense.

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

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  6. Magic Archery

    WHY THIS

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

    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 ↗
  7. Coloring Pixels

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Space Defense.

    A relaxing coloring by numbers game. Enjoy completing a variety of images with differing themes, complexity, and sizes.

    2018IndieFree To PlayCasualFreeSteam ↗
  8. Eternal Senia

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Space Defense.

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeDeck PlayableSteam ↗

Frequently asked about Space Defense

How much does Space Defense cost?
Space Defense is listed on Steam at 0.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Space Defense?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Space Defense are THE DREADFUL SPACE, Timeloop Titans, DRUM'N'BASS MASSACRE.
Who developed Space Defense?
Space Defense was developed by Guilherme Uema and published by Uema 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 Space Defense.

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