121
|
Game inspired by SETI. Take the role of a scientist to find an extraterrestrial signal .Control massive Radio Antennas by using interactive control in your Observatory. Detect , download and decode unknown or story telling signals. Manage and Maintain an electrical system to improve your systems and make it more efficient.
|
Signal Simulator
Steam
Publisher:
Blagovest Penev
Developer:
Blagovest Penev
|
Apr 29, 2018
6 years, 1 month ago
|
$19.99
|
AliensAtmosphericFirst-PersonHorrorIndiePsychological HorrorSandboxScienceSimulationSingleplayerSpace
|
4,206 |
886 |
9/10 |
~$340,000
|
122
|
S.B.T.F. is a very hard arcade-style / rogue-like / perma-death first person shooter. You play as Marines who must brave dark, claustrophobic and terrifyingly intense Space Beast infested spacecraft in order to extract critical data and lucrative upgrades. Can you make it out alive?
|
Space Beast Terror Fright
Steam
Publisher:
nornware AB
Developer:
nornware AB
|
Jun 3, 2022
2 years ago
|
$14.99
|
ActionAction RoguelikeAliensCo-opFirst-PersonFPSGoreHorrorIndieLocal Co-OpMultiplayerProcedural GenerationRoguelikeRogueliteSci-fiShooterSpaceSplit ScreenSurvival HorrorViolent
|
10,159 |
1,123 |
9/10 |
~$320,000
|
123
|
The Fermi Paradox is a choice-driven sci-fi narrative strategy game in which your decisions in one corner of the galaxy can upend entire civilizations in another. Guide species through millennia and help them explore the vastness of space, make contact and, perhaps, create harmony.
|
The Fermi Paradox
Steam
Publishers:
Anomaly Games, Wings
Developer:
Anomaly Games
|
Jul 1, 2021
2 years, 11 months ago
Early Access
|
$18.99
|
2DAliensAtmosphericChoices MatterChoose Your Own AdventureEarly AccessGod GameIndieInteractive FictionMultiple EndingsPoliticalProcedural GenerationResource ManagementSci-fiSimulationSingleplayerSpaceSpace SimStory RichStrategy
|
13,336 |
846 |
7/10 |
~$310,000
|
124
|
The endless darkness and the somber, long passages of a military complex have become the abode of evil, thousands of blood-thirsty creatures fill its offices, storehouses and mysterious laboratories. About 1,000 monsters on each map, showing up to 100 monsters simultaneously on one playing screen.
|
Alien Shooter
Steam
Publisher:
Sigma Team Inc.
Developer:
Sigma Team Inc.
|
Sep 15, 2003
20 years, 8 months ago
|
$4.99
|
ActionAction RPGAliensArcadeArena ShooterAtmosphericBeat 'em upBloodGoreHorrorIndieIsometricLooter ShooterRoguelikeRPGSci-fiShooterSingleplayerTop-DownTop-Down Shooter
|
5,020 |
3,073 |
10/10 |
~$290,000
|
125
|
Can anyone build an empire in a place like this? Other factions are naturally suspicious of newcomers and may wage war at the first sign of unidentified craft. Here, a natural death is an uncommon luxury.
|
Polaris Sector
Steam
Publisher:
Slitherine Ltd.
Developer:
SoftWarWare
|
Mar 22, 2016
8 years, 2 months ago
|
$39.99
|
4XAliensGrand StrategyReal-TimeReal Time TacticsReal-Time with PauseReplay ValueResource ManagementSci-fiSimulationSingleplayerSpaceStrategyStrategy RPGTacticalWargame
|
10,802 |
383 |
6/10 |
~$290,000
|
126
|
Fire up your ray guns, crystal swords, and laser whips, and get ready for thrills and chills! With three incredible movie stars playing out decidedly B-level sci-fi exploits, Dick Starspeed, Scarlet Nova, and Robot will have you ready to jump off the side of the tower—right into adventure!
|
The Deadly Tower of Monsters
Steam
Publisher:
SEGA
Developer:
ACE Team
|
Jan 19, 2016
8 years, 4 months ago
|
$14.99
|
ActionAdventureAliensColorfulComedyDinosaursDynamic NarrationFunnyIndieIsometricLocal Co-OpRetroRobotsSatireSci-fiSingleplayerTop-Down
|
11,259 |
1,000 |
9/10 |
~$290,000
|
127
|
Control a herd of charming creatures called Trebhum and explore an unforgettable alien world filled with exotic lifeforms and surreal environments. Discover dozens of mutations to overcome puzzles, explore new biomes, and survive on a dangerous planet.
|
The Eternal Cylinder
Steam
Publisher:
Good Shepherd Entertainment
Developer:
ACE Team
|
Oct 13, 2022
1 year, 7 months ago
|
$24.99
|
ActionAction-AdventureAdventureAliensAtmosphericColorfulCuteExplorationFamily FriendlyInventory ManagementNarrationOpen WorldPlatformerPuzzlePuzzle PlatformerSingleplayerStory RichSurrealSurvivalThird Person
|
7,667 |
596 |
9/10 |
~$290,000
|
128
|
Also known as Out Of This World™, Another World is a pioneer action/platformer that released across more than a dozen platforms since its debut in 1991. Along the years, Another World™ has attained cult status among critics and sophisticated gamers alike.
|
Another World – 20th Anniversary Edition
Steam
Publisher:
The Digital Lounge
Developers:
DotEmu, Eric Chahi
|
Apr 4, 2013
11 years, 2 months ago
|
$9.99
|
1990's2D2D PlatformerActionAdventureAliensAtmosphericCinematicClassicControllerCult ClassicDifficultOld SchoolPlatformerPuzzlePuzzle PlatformerRemakeRetroSci-fiSingleplayer
|
4,461 |
1,478 |
9/10 |
~$280,000
|
129
|
Starsand is a mystic survival game set among the dunes of an arcane desert. An open-world full of danger, vast environments and mysterious happenings await you! Explore, hunt, craft, build – and SURVIVE.
|
Starsand
Steam
Publisher:
Toplitz Productions
Developer:
Tunnel Vision Studio
|
Nov 17, 2022
1 year, 6 months ago
|
$19.99
$12.99
-35%
|
3DAliensAtmosphericBase BuildingBuildingCraftingEarly AccessExplorationFirst-PersonInventory ManagementMysteryOpen WorldOpen World Survival CraftRealisticResource ManagementSandboxSci-fiSingleplayerStory RichSurvival
|
18,578 |
721 |
7/10 |
~$280,000
|
130
|
You are in control of X-COM: an organization formed by the world's governments to fight the ever-increasing alien menace.
|
X-COM: UFO Defense
Steam
Publisher:
2K
Developer:
MicroProse Software, Inc
|
Dec 31, 1993
30 years, 5 months ago
|
$4.99
|
1990'sAddictiveAliensAtmosphericBase BuildingClassicDifficultIsometricManagementOld SchoolRetroSci-fiSimulationSingleplayerStrategyTacticalTurn-BasedTurn-Based StrategyTurn-Based TacticsUnforgiving
|
7,196 |
2,873 |
10/10 |
~$270,000
|
131
|
Meet the completely reworked legendary game loved by millions of players worldwide! Alien Shooter 2 - the Legend is an ambitious follow-up to the famous Alien Shooter series.
|
Alien Shooter 2 - The Legend
Steam
Publisher:
Sigma Team Inc.
Developer:
Sigma Team Inc.
|
Jan 22, 2020
4 years, 4 months ago
|
$14.99
|
3DActionAction-AdventureAction RPGAliensArena ShooterFemale ProtagonistGoreHorrorIndieInventory ManagementIsometricLooter ShooterPost-apocalypticRPGSci-fiShoot 'Em UpShooterSingleplayerSurvival
|
4,551 |
942 |
6/10 |
~$270,000
|
132
|
Setting the bar as the definitive tower defense game, Defense Grid 2 introduces new worlds and threats to test your tower placement strategies. With a bold new look and the addition of new game modes, player-versus-player and multiplayer co-op, every play brings fun new opportunities and challenges.
|
DG2: Defense Grid 2
Steam
Publishers:
505 Games, Hidden Path Entertainment
Developer:
Hidden Path Entertainment
|
Sep 23, 2014
9 years, 8 months ago
|
$5.99
|
AdventureAliensCo-opIndieKickstarterLocal Co-OpMultiplayerRTSSci-fiSingleplayerSpaceStrategyTower Defense
|
17,592 |
2,334 |
9/10 |
~$270,000
|
133
|
Spacebase Startopia captivates with its original mixture of economic simulation and empire building strategy paired with classic RTS skirmishes and a good dose of humor.
|
Spacebase Startopia
Steam
Publisher:
Kalypso Media
Developer:
Realmforge Studios
|
Mar 26, 2021
3 years, 2 months ago
|
$39.99
|
AliensBase BuildingBuildingCasualCity BuilderComedyCo-opEconomyFunnyManagementMultiplayerParodyRelaxingRemakeRTSSandboxSci-fiSimulationSpaceStrategy
|
13,763 |
343 |
6/10 |
~$260,000
|
134
|
Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants capable of reconfiguring their alien bodies. Survive with your trusty Pet Gun companion, collect loot, and customize your character to fit your playstyle.
|
RIPOUT
Steam
Publisher:
3D Realms
Developer:
Pet Project Games
|
May 28, 2024
6 days, 8 hours ago
|
$24.99
$19.99
-20%
|
ActionAliensAtmosphericCharacter CustomizationCombatDarkDestructionExplorationFirst-PersonFPSHero ShooterHorrorOnline Co-OpPvEScienceSci-fiShooterSpaceSurvivalSurvival Horror
|
20,021 |
548 |
7/10 |
~$260,000
|
135
|
In Nemesis: Lockdown, you're part of a team exploring an alien-infested space base. Craft, hide and fight to make it out of its dark, threat-filled corridors. Fulfill your objective even if it means betraying your allies, but remember - this time, you are not the hunter. You are the PREY.
|
Nemesis: Lockdown
Steam
Publisher:
Awaken Realms
Developer:
InterStudio
|
May 31, 2022
2 years ago
|
$24.99
|
3DAdventureAliensBoard GameCard GameChoices MatterCinematicExplorationIsometricMultiplayerOnline Co-OpRealisticSci-fiSingleplayerStrategySurvival HorrorTeam-BasedTurn-Based CombatTurn-Based StrategyTurn-Based Tactics
|
8,956 |
537 |
7/10 |
~$260,000
|
136
|
In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.
|
Sins of a Solar Empire: Trinity®
Steam
Publisher:
Stardock Entertainment
Developers:
Ironclad Games, Stardock Entertainment
|
Feb 9, 2010
14 years, 3 months ago
|
$19.99
|
3D4XAliensBase BuildingBuildingDiplomacyImmersive SimMilitaryModdablePiratesPvEPvPReal-TimeRTSSci-fiSpaceSpace SimStrategyTacticalWar
|
N/A |
647 |
7/10 |
~$250,000
|
137
|
The Sapling is a short simulation game where you design your own plants and animals, and put them in a world together. Or you turn on random mutations, and see what evolution does to your ecosystem!
|
The Sapling
Steam
Publisher:
Wessel Stoop
Developer:
Wessel Stoop
|
Dec 12, 2019
4 years, 5 months ago
Early Access
|
$12.99
|
AliensArtificial IntelligenceAtmosphericCasualDinosaursEarly AccessEducationGod GameIndieLife SimNatureOpen WorldProcedural GenerationRelaxingSandboxScienceShortSimulationSingleplayerSurvival
|
3,819 |
988 |
9/10 |
~$250,000
|
138
|
The legendary Contra series returns! This reimagining of the classic run-'n'-gun action game from the ‘80s features new stages, new enemies, new play mechanics, and co-op combat for up to 4 players!
|
Contra: Operation Galuga
Steam
Publisher:
KONAMI
Developer:
WayForward
|
Mar 12, 2024
2 months, 3 weeks ago
|
$39.99
|
1980s1990's2D2D PlatformerActionAliensArcadeCharacter CustomizationCombatControllerFemale ProtagonistPlatformerPvERetroSci-fiShoot 'Em UpShooterSide ScrollerStory RichTutorial
|
8,407 |
312 |
9/10 |
~$240,000
|
139
|
The ultimate mash-up of Real-time Strategy and Tower Defense!
|
Revenge of the Titans
Steam
Publisher:
Puppygames
Developer:
Puppygames
|
Mar 16, 2011
13 years, 2 months ago
|
$19.99
$9.99
-50%
|
2DActionAliensArcadeDifficultGreat SoundtrackIndiePixel GraphicsRetroRTSSandboxSci-fiSingleplayerStrategyTop-DownTower Defense
|
2,692 |
622 |
9/10 |
~$240,000
|
140
|
Profusely Genuine! Explosively Orthodox! Shoot, dodge, and destroy! A die-hard style, faithful return to the origin of top down shooters!
|
Angel at Dusk
Steam
Publishers:
Henteko Doujin, Sanuk Inc.
Developer:
Akiragoya
|
Jan 12, 2024
4 months, 3 weeks ago
|
$14.99
|
1990's2DActionAliensBullet HellDarkDestructionDystopianHand-drawnHorrorMultiple EndingsNoirPixel GraphicsPost-apocalypticPsychedelicPsychological HorrorShoot 'Em UpShooterStory RichTop-Down
|
3,932 |
809 |
10/10 |
~$230,000
|
141
|
Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *
|
Halo: Spartan Assault
Steam
Publisher:
Xbox Game Studios
Developers:
343 Industries, Vanguard Games
|
Apr 4, 2014
10 years, 2 months ago
|
$2.99
|
ActionAdventureAliensArcadeFirst-PersonFuturisticGreat SoundtrackIsometricMultiplayerSci-fiShooterSingleplayerSpaceStrategyThird PersonThird-Person ShooterTop-DownTop-Down ShooterTouch-FriendlyTwin Stick Shooter
|
12,438 |
4,024 |
7/10 |
~$230,000
|
142
|
Buy, sell, and trade organs in a strange and evolving universe. Dive into the quivering innards of alien capitalism in the sci-fi body horror market tycoon game you didn't know you needed.
|
Space Warlord Organ Trading Simulator
Steam
Publisher:
Strange Scaffold
Developer:
Strange Scaffold
|
Dec 7, 2021
2 years, 5 months ago
|
$19.99
|
1980s2DAliensComedyCyberpunkEconomyFunnyFuturisticHorrorManagementMedical SimModdablePixel GraphicsRetroSimulationSpaceSpace SimStrategySurrealTrading
|
4,506 |
595 |
9/10 |
~$230,000
|
143
|
Serious Sam HD: The Second Encounter is a visually upgraded and fully Steam supported remake of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month!
|
Serious Sam HD: The Second Encounter
Steam
Publisher:
Devolver Digital
Developer:
Croteam
|
Apr 28, 2010
14 years, 1 month ago
|
$19.99
|
ActionAliensArena ShooterClassicColorfulComedyCo-opCult ClassicFirst-PersonFPSFunnyGoreGreat SoundtrackIndieMultiplayerOnline Co-OpRemakeSci-fiShooterSingleplayer
|
N/A |
579 |
9/10 |
~$220,000
|
144
|
In Godlike Burger you run the craziest restaurant of the galaxy! Stun, poison and kill customers in many devious ways… and turn them into burger meat! And don’t worry: Alien customers will keep coming if you are smart about it, because cannibalism is just too damn tasty.
|
Godlike Burger
Steam
Publisher:
Daedalic Entertainment
Developer:
Liquid Pug
|
Apr 21, 2022
2 years, 1 month ago
|
$19.99
$3.99
-80%
|
ActionAliensAssassinCartoonyColorfulCombatComedyCookingCrimeDark ComedyFunnyIsometricManagementResource ManagementRoguelikeSimulationSingleplayerSpaceStrategyTime Management
|
4,899 |
575 |
7/10 |
~$220,000
|
145
|
Aliens Versus Predator Classic 2000 features the Colonial Marine, Alien and Predator Campaigns and the frenetic single-player Skirmish mode from the original title: Alien Versus Predator Gold Edition, which was released to massive acclaim in 2000.
|
Aliens versus Predator Classic 2000
Steam
Publisher:
Rebellion
Developer:
Rebellion
|
Mar 28, 2000
24 years, 2 months ago
|
$4.99
|
1990'sActionAliensAtmosphericClassicFast-PacedFirst-PersonFPSGoreHorrorMultiplayerOld SchoolRetroSci-fiShooterSingleplayerStealthSurvival
|
7,816 |
2,240 |
9/10 |
~$210,000
|
146
|
A fun, fast, light-hearted, turn-based RPG, where the tradition of old school dungeon-diving games meets the sci-fi Sword of the Stars universe!
|
Sword of the Stars: The Pit
Steam
Publisher:
Kerberos Productions
Developer:
Kerberos Productions
|
Feb 21, 2013
11 years, 3 months ago
|
$9.99
|
2DAdventureAliensCraftingDungeon CrawlerLootLore-RichPerma DeathProcedural GenerationRoguelikeRPGSci-fiStrategyStylizedSupernaturalSurvivalTraditional RoguelikeTurn-BasedTurn-Based StrategyZombies
|
2,889 |
1,095 |
9/10 |
~$210,000
|
147
|
This story-driven Survival-Horror game is about a classic Alien-Invasion which takes place during the early 90s. As Ryan Baker, equipped with a baseball bat and a few bullets in his revolver, the story takes you across the atmospheric neighborhood of Greyhill which is invaded by UFOs & Grey Aliens.
|
Greyhill Incident
Steam
Publisher:
Refugium Games
Developer:
Refugium Games
|
Jun 9, 2023
12 months ago
|
$24.99
|
Action-AdventureAdventureAliensAtmosphericDarkDramaExplorationFirst-PersonFPSHorrorIndieMysteryPsychological HorrorSatireSci-fiSingleplayerStealthStory RichSurvivalSurvival Horror
|
8,782 |
425 |
6/10 |
~$200,000
|
148
|
The Symbiant is a BL / Yaoi / Gay visual novel about two men, both from vastly different worlds, embracing their sexuality and their newfound romance. It is also a tale of interstellar friendship and being gay in space!
|
The Symbiant
Steam
Publisher:
HeartCoreDev
Developer:
HeartCoreDev
|
Feb 2, 2023
1 year, 4 months ago
|
$19.99
|
2DAdventureAliensAnimeChoices MatterChoose Your Own AdventureHand-drawnIndieLGBTQ+MatureMultiple EndingsNSFWNudityRomanceSexual ContentSimulationSingleplayerSpaceStory RichVisual Novel
|
4,578 |
527 |
10/10 |
~$200,000
|
149
|
Finish the hunt in this epic finale to the Turok Trilogy. Pick up immediately after the events of Turok 2: Seeds of Evil, with dual protagonists Joseph and Danielle Fireseed, of the Turok family tree, as they battle the titular antagonist Oblivion and its followers, the Flesh Eaters.
|
Turok 3: Shadow of Oblivion Remastered
Steam
Publisher:
Nightdive Studios
Developers:
Iguana Entertainment, Nightdive Studios
|
Nov 30, 2023
6 months ago
|
$29.99
|
ActionAdventureAliensBoomer ShooterClassicCombatDinosaursFemale ProtagonistFirst-PersonFPSRetroSci-fiShooterSingleplayerViolent
|
4,375 |
344 |
9/10 |
~$200,000
|
150
|
We created this unique single player game with a combination of Tower Defence and Roguelike. Come and create your maze, build your turret, defeat the invaders, and save the world!
|
变量 Variables
Steam
Publisher:
Asteroid Game Studio
Developer:
Asteroid Game Studio
|
Jul 31, 2019
4 years, 10 months ago
|
$10.99
|
3D VisionAliensCasualIndieLevel EditorRetroRoguelikeRogueliteSandboxSingleplayerStrategyTower DefenseTurn-Based TacticsVoxel
|
2,634 |
929 |
9/10 |
~$200,000
|