Gratuitous Space Battles

20 Games with a sci-fi setting like Gratuitous Space Battles that you should try

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We filtered the 50 games similar to Gratuitous Space Battles down to the 20 that fit the “Sci-Fi” category. Unstoppable Gorg, AI War: Fleet Command and Oxygen Not Included top the list, ranked by affinity and similarity score to Gratuitous Space Battles.

iRank63/ 100

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GenreStrategySubgenreTower Defense

Tags

HardcoreSoloMultiplayer

Year 2009Dev Positech Games

Stores

Quick answer

Within the “Sci-Fi” category, the closest game to Gratuitous Space Battles is Unstoppable Gorg — scoring 78/100 on our similarity scale. AI War: Fleet Command and Oxygen Not Included follow close behind.

#1Unstoppable Gorg78 #2AI War: Fleet Command69 #3Oxygen Not Included53 #4Star Wars: Empire at War52 #5Master of Orion 249

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The best games with a sci-fi setting like Gratuitous Space Battles

20 similar games foundUpdated July 2026

Handpicked by our similarity algorithm, these are the titles with the highest gameplay match to Gratuitous Space Battles. Each one has been evaluated across 16 real attributes — from combat style and progression mechanics to world structure and visual perspective — so every recommendation is based on how the game actually plays, not just its genre label.

#1Unstoppable Gorg

78

Unstoppable Gorg

GenreStrategySubgenreTower Defense

SoloMeleeSci-FiSpaceIsometric

Steam👍 79%· 307MC73IGDB73· 2

Year 2012Dev FuturemarkPlaytime ~1hOn PC · iOS · Apple Macintosh

✓ Same family of tower defense games: tower defense planning, melee combat and setting scifi

≠ Stands apart with vibe casual, while skipping deep simulation

#2AI War: Fleet Command

69

AI War: Fleet Command

GenreStrategySubgenreTower Defense

SoloMultiplayerTacticalMeleeHardcoreSci-FiSpaceIsometric

Steam👍 82%· 1.6KRAWG👍 26%· 50MC80IGDB90· 1

Year 2009Dev Arcen GamesPlaytime ~3hOn PC · Apple Macintosh · Linux

✓ Same family of tower defense games: real-time strategy, deep simulation and turn-based strategy

≠ Where it differs: brings open world exploration, co op and exploration and discovery, while skipping sandbox freedom

#3Oxygen Not Included

53

Oxygen Not Included

GenreStrategySubgenreColony Sim

SoloMultiplayerHardcoreSandbox WorldSci-FiSpace2D

Steam👍 97%· 140KRAWG👍 85%· 379MC86

Year 2017Dev Klei EntertainmentPlaytime ~7hOn PC · Apple Macintosh · Linux

✓ Shared with Gratuitous Space Battles: deep simulation, sandbox freedom and punishing difficulty

≠ Its own twist: survival mechanics, adventure storytelling and open world exploration, while skipping turn-based strategy

#4Star Wars: Empire at War

52

Star Wars: Empire at War

GenreStrategySubgenreRTS

SoloMultiplayerTacticalMeleeSci-FiSpaceIsometric

Steam👍 98%· 42KIGDB73· 2

Year 2006Dev Petroglyph Games · LucasArtsOn PC · Mac

✓ If you enjoyed Gratuitous Space Battles, expect real-time strategy, turn-based strategy and combat tactical

≠ Stands apart with historical setting, while skipping deep simulation

#5Master of Orion 2

49

Master of Orion 2

GenreStrategySubgenreTurn-Based Strategy

MultiplayerSoloSci-FiSpaceIsometric

Steam👍 96%· 1.7KRAWG👍 75%· 65

Year 1996Dev SimTex · WargamingPlaytime ~1hOn PC · Apple Macintosh · Linux

✓ Nearly identical: turn-based strategy, setting scifi and setting space.

≠ Missing: deep simulation.

#6Master of Orion

49

Master of Orion

GenreStrategySubgenreTurn-Based Strategy

SoloMultiplayerSci-FiSpaceIsometric

Steam👍 90%· 441IGDB84· 2OC79· 19

Year 1993Dev Simtex · Wargaming.netOn Linux · PC · Mac

✓ Shared with Gratuitous Space Battles: turn-based strategy, setting scifi and setting space

≠ Where it differs: brings exploration and discovery and visual pixel, while skipping deep simulation

94

StarCraft

GenreStrategySubgenreTower Defense

SoloMultiplayerTacticalMeleeSci-FiIsometric

Year 1998Dev Blizzard EntertainmentOn PC · Mac

✓ Fits the tower defense games cluster, with real-time strategy, tower defense planning and combat tactical

≠ Stands apart with loot and gear systems and skill tree progression, while skipping deep simulation

93

Oil Rush

GenreStrategySubgenreTower Defense

SoloMultiplayerSci-FiIsometricPost-Apocalyptic

Steam👍 58%· 535RAWG👍 13%· 54MC67IGDB50· 2

Year 2012Dev UniginePlaytime ~1hOn PC · Apple Macintosh · Linux

✓ Fits the tower defense games cluster, with real-time strategy, tower defense planning and setting scifi

≠ Its own twist: post-apocalyptic world, while skipping deep simulation

#9Command & Conquer 3: Tiberium Wars

87

Command & Conquer 3: Tiberium Wars

GenreStrategySubgenreTower Defense

SoloMultiplayerMeleeTacticalSci-FiIsometric

Steam👍 90%· 9.2KRAWG👍 83%· 225MC85IGDB85· 4

Year 2007Dev Electronic Arts Los Angeles · Electronic ArtsPlaytime ~3hOn PC · Xbox

✓ Same family of tower defense games: real-time strategy, deep simulation and tower defense planning

≠ Its own twist: strong narrative focus, post-apocalyptic world and historical setting, while skipping turn-based strategy

#10Infested Planet

87

Infested Planet

GenreStrategySubgenreTower Defense

SoloTacticalMeleeSci-FiIsometricTop-Down2D

Steam👍 94%· 3.0KRAWG👍 59%· 44MC75OC77· 10

Year 2013Dev Rocket Bear GamesPlaytime ~3hOn PC · Apple Macintosh

✓ Nearly identical: real-time strategy, tower defense planning and combat tactical.

≠ Missing: deep simulation.

#11Harvest: Massive Encounter

85

Harvest: Massive Encounter

GenreStrategySubgenreTower Defense

SoloSci-FiBase Building

Steam👍 79%· 162

Year 2008Dev Oxeye Game StudioPlaytime ~2hOn PC · Apple Macintosh · Linux

✓ Same family of tower defense games: tower defense planning, real-time strategy and setting scifi

≠ Its own twist: base building, while skipping deep simulation

#12Gratuitous Tank Battles

85

Gratuitous Tank Battles

GenreStrategySubgenreTower Defense

SoloSci-Fi

Steam👍 52%· 103MC69

Year 2012Dev Positech GamesPlaytime ~1hOn PC · Apple Macintosh

✓ Nearly identical: deep simulation, tower defense planning and setting scifi.

≠ Missing: turn-based strategy.

#13Plants vs. Zombies 2: It's About Time

84

Plants vs. Zombies 2: It's About Time

GenreStrategySubgenreTower Defense

SoloMultiplayerTacticalSci-Fi2D

IGDB80· 1

Year 2013Dev PopCap Games · Electronic ArtsOn Android · iOS

✓ Fits the tower defense games cluster, with real-time strategy, tower defense planning and combat tactical

≠ Its own twist: adventure storytelling, survival mechanics and dark, oppressive atmosphere, while skipping deep simulation

#14Defense Grid: The Awakening

84

Defense Grid: The Awakening

GenreStrategySubgenreTower Defense

SoloTacticalSci-FiIsometric

Steam👍 96%· 5.3KRAWG👍 59%· 106MC81IGDB86· 2

Year 2008Dev Hidden Path EntertainmentPlaytime ~4hOn PC · Xbox · Apple Macintosh

✓ Nearly identical: tower defense planning, deep simulation and real-time strategy.

≠ Missing: turn-based strategy.

#15Revenge of the Titans

83

Revenge of the Titans

GenreStrategySubgenreTower Defense

SoloMeleeHardcoreSci-FiIsometric2DTop-Down

Steam👍 82%· 1.3KRAWG👍 38%· 94MC79IGDB70· 1

Year 2010Dev Puppygames · Puppy GamesPlaytime ~2hOn PC · Apple Macintosh · Linux

✓ Fits the tower defense games cluster, with tower defense planning, real-time strategy and punishing difficulty

≠ Its own twist: visual pixel, while skipping deep simulation

Complete list of games with a sci-fi setting like Gratuitous Space Battles

The full catalog of games sharing gameplay DNA with Gratuitous Space Battles, ordered from highest to lowest similarity score. Use the filters above to narrow down by genre, setting or game mode and find the alternative that best fits your playstyle.

Robowars

Robowars

Tower Defense · RTS

Anomaly: Warzone Earth

Anomaly: Warzone Earth

RTS · Tower Defense

Sol Survivor

Sol Survivor

Tower Defense · Survival

Impossible Creatures Steam Edition

Impossible Creatures Steam Edition

RTS · Simulation

Advance Wars: Dual Strike

Advance Wars: Dual Strike

Simulation · Turn-Based Strat

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