Games like Hard Science

50%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:replayability, optimization

51% User Score Based on 146 reviews

Critic Score 45%Based on 1 reviews

SickBrick is an action-packed science fiction first-person-shooter (FPS) with vivid graphics and fast, frantic game play. Destroy hundreds of hostile robots with a wide variety of weapons on a strange alien planet. If you enjoyed this game, see our list of games similar to SickBrick.

ID-Ego is a single-player FPS Game in a sci-fi setting. Be prepared for an old-school challenge with modern graphics! Survive crazy battles, solve puzzles and find hidden secrets. If you enjoyed this game, see our list of games similar to ID-EGO.

89%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, monetization

93% User Score Based on 917 reviews

Critic Score 81%Based on 4 reviews

Lock and load into the Starship Troopers universe and join the Mobile Infantry in the most realistic depiction of war ever made! Experience an original story in this action-packed, first-person retro shooter. Would you like to know more? If you enjoyed this game, see our list of games similar to Starship Troopers: Ultimate Bug War!.

90%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:story, monetization

90% User Score Based on 69 reviews

A retrowave/mecha-inspired sci-fi first-person shooter featuring fast-paced combat in old-school style open-plan levels packed with pickups, keys, and secrets. If you enjoyed this game, see our list of games similar to Ctesiphon.

82%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, music

82% User Score Based on 264 reviews

Focus on exploration Find passwords for doors, search for access cards for terminals, repair damaged equipment and combine items. Think with your head. Intense battles You have a gun, but that doesn't mean you're safe. The enemies here are deadly, and not all of them can be killed... The atmosphere of cold loneliness Graphics inspired by classic 3D games such as Zero Tolerance, System Shock… If you enjoyed this game, see our list of games similar to ZERO PROTOCOL.

95%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding, stability

96% User Score Based on 109 reviews

Critic Score 86%Based on 1 reviews

Explore and fight your way through a crashed human spaceship infested with relentless hordes of aliens as you become more powerful with exciting weapon upgrades and powerups in this retro inspired first-person shooter. If you enjoyed this game, see our list of games similar to Exophobia.

92%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding, stability

95% User Score Based on 9,978 reviews

Critic Score 88%Based on 4 reviews

Once branded a heretic. Now you have been chosen. Reclaim our sacred weapons. Take back our ancestral lands. If you can stand... Amid Evil. If you enjoyed this game, see our list of games similar to AMID EVIL.

94%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

96% User Score Based on 97,182 reviews

Critic Score 80%Based on 1 reviews

Awarded "Game of the Year" by nearly 50 publications, Valve's debut title combines action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode! If you enjoyed this game, see our list of games similar to Half-Life.

95%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:story, music

95% User Score Based on 126 reviews

Pilot a hulking mech and protect Triton from robot hordes. With the help of your team, vanquish the robot overlord! Experience super-fast FPS mecha action in this short but challenging single-player game! If you enjoyed this game, see our list of games similar to Steel Salvo.

73%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay, replayability

73% User Score Based on 271 reviews

Perilous Warp is a fast-paced indie retro-shooter inspired by the classic 3D-actions. Communication with a distant space colony has been lost, and you bravely step into the teleporter with the desire for glorious adventures. But do not expect to win in a heartbeat! If you enjoyed this game, see our list of games similar to Perilous Warp.

52%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding

85% User Score Based on 13 reviews

The Void Project is a 90s-inspired FPS game with a unique art style. Instead of endless hordes of demons, the timer is you should worry about more. Complete waves and defeat demons as fast as possible to climb the leaderboard. With swift movement and powerful weapons, let's see how far you can go. Take on unique and bone-chilling monsters and their powerful variants.Kill Demons, Power up your… If you enjoyed this game, see our list of games similar to TVP v0.8 (Demo).

K37-D is a game for science fiction fans about an ordinary space engineer in the year 2204 who takes a seemingly simple job that quickly becomes more complex. This single-player adventure game takes place in a facility on the distant planet of Kepler 37-D, where you have been sent to repair utility systems and get the facility ready for its new owners. You’ll have to use the various computer syste… If you enjoyed this game, see our list of games similar to K37-D.

Space Station Sprint is a fast paced sci-fi first person shooter. Infiltrate each space station and complete your objective before your escape ship is spotted by the enemy space station. Find permanent upgrades, secondary objectives, and secrets in each level! If you enjoyed this game, see our list of games similar to Space Station Sprint.

89%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

89% User Score Based on 605 reviews

You are a prisoner sentenced to explore a derelict megastructure that sprawls deep beneath the surface of the mimic moon Luna. You are tasked with recovering forgotten technology from within the Abyss and the lost colony it consumed. Every move you make will be overseen by your artificial prison guard named Aylin. These centuries-old ruins are alive with maddening echoes, insinuating secrets of t… If you enjoyed this game, see our list of games similar to Luna Abyss.

100%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay, story

100% User Score Based on 71 reviews

2D Pixel Art Shooter inspired Sci-fi FPS runs on GZDoom. You play as 'Petaka', an angry amnesiac that just wants to kill every ugly green aliens and annoying drones he encounters while trying to restore his memories by exploring various universes through warp portals. If you enjoyed this game, see our list of games similar to Mala Petaka.

49%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:optimization, stability

49% User Score Based on 1,277 reviews

The Anacrusis is a four-player, cooperative first-person shooter set aboard a massive starship stranded at the edge of explored space. Team up with your friends in an infinitely-replayable fight against alien hordes to unlock perks, weapons, and new ways to play that you can share with your team! If you enjoyed this game, see our list of games similar to The Anacrusis.

82%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:stability, story

82% User Score Based on 109 reviews

Boot up your 486 and launch olcst.exe for this retro fps from an alternate 1990's. Descend into the madness of the Spanish Civil War fighting vicious fascist forces and supernatural monsters. Conquer three action packed episodes wielding machine guns, rifles, flamethrowers and explosives. If you enjoyed this game, see our list of games similar to Only Lead Can Stop Them.

83%Game Brain Score

Most mentioned positive aspects:atmosphere, gameplay

Most mentioned negative aspects:story, graphics

85% User Score Based on 48 reviews

This is a demo version of an upcoming game. If you enjoyed the demo feel free to add the game to your Wishlist on Steam Emergency Protocol activated: Dark Energy Particle Synthesis failed. Now you — late and alone — must navigate a facility where science and sanity have collapsed. Face entities born from dark energy corruption in this atmospheric FPS-horror hybrid where human ambition meets pr… If you enjoyed this game, see our list of games similar to Synthesis of Corruption.

93%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, replayability

94% User Score Based on 8,721 reviews

Critic Score 85%Based on 1 reviews

MOUSE P.I. For Hire If you enjoyed this game, see our list of games similar to Mouse.

94%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, monetization

98% User Score Based on 5,812 reviews

Critic Score 91%Based on 10 reviews

Mullet Madjack is a single-player fast-paced FPS that brings you directly inside a classic anime. The DELUXE Edition contains Mullet Mad Jack GAME, an official ARTBOOK and OST SOUNDTRACKS ! If you enjoyed this game, see our list of games similar to MULLET MADJACK.

92%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, stability

96% User Score Based on 1,608 reviews

Critic Score 85%Based on 4 reviews

Armed with a magical boomerang, slice, fly, and dive through flocks of evil creatures in this acrobatic arena shooter. Obliterate wave after wave and journey ever downwards into the shadows. If you enjoyed this game, see our list of games similar to Boomerang X.

89%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:optimization, story

89% User Score Based on 259 reviews

Fight your way free in this 8-bit-inspired version of Furi's first boss fight against The Chain. Frantic action, nervous controls, a blend of shoot and sword fight reimagined in 90s style. Only 1 boss fight! A gift to Furi's fans. If you enjoyed this game, see our list of games similar to Furi Demake: The Chain.

81%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:stability, grinding

87% User Score Based on 1,888 reviews

Critic Score 74%Based on 8 reviews

“You chose exile in search of penance, in place of revenge. I seek to give you both - and in return… I will be set free.” - FATHER Enter the dystopian world of SPRAWL, a hardcore retro FPS set in an endless cyberpunk megalopolis. Advances in cybernetics and artificial intelligence pushed humanity into a new era, but that golden age has crumbled…leaving behind a broken world. Play as SEVEN, a dis… If you enjoyed this game, see our list of games similar to Sprawl.

85%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:stability, monetization

85% User Score Based on 260 reviews

Kvark is an FPS game set in a fictional version of the 80s Czech Republic. The player finds themselves in an underground facility that is falling apart as they travel through it. They will have to navigate through dark tunnels and will encounter many obstacles and enemies that will test their skills If you enjoyed this game, see our list of games similar to Kvark.

98%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:grinding, stability

98% User Score Based on 172,200 reviews

Ultrakill is a fast-paced ultraviolent retro FPS combining the skill-based scoring from character action games with unadulterated carnage inspired by the best shooters of the 90's. Rip apart your foes with varied destructive weapons and shower in their blood to regain your health. If you enjoyed this game, see our list of games similar to ULTRAKILL.

78%Game Brain Score

Most mentioned positive aspects:humor, story

Most mentioned negative aspects:stability, optimization

89% User Score Based on 20,338 reviews

Critic Score 66%Based on 42 reviews

Partner with talking guns, collect intergalactic bounties, and save Earth If you enjoyed this game, see our list of games similar to High On Life.

92%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, stability

92% User Score Based on 2,976 reviews

Relic Hunter Zero is a free to play open source game. You start with 2 characters and can unlock 4 others through gameplay. The game consists of 4 areas with 3 stages each followed by a checkpoint and then a boss battle. "Bounty" you collect from defeating enemies remains through all runs and can be used to by items from checkpoints to permanently add them to your starting base for later runs. Th… If you enjoyed this game, see our list of games similar to Relic Hunters Zero.

87%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:optimization, replayability

87% User Score Based on 844 reviews

Slaughter your way through nightmarish industrial mazes, transformed cityscapes and surreal alien structures to cut down the Growth in this ultraviolent, fast-paced, and merciless retro-styled first person shooter. If you enjoyed this game, see our list of games similar to INCISION.

52%Game Brain Score

Most mentioned positive aspects:music, replayability

Most mentioned negative aspects:story, graphics

52% User Score Based on 456 reviews

In the far future, humanity is ruled by The Ministry of Accounts, an oppressive bureaucracy that tracks, records and taxes every transaction of daily life. From the depths of Red Tape, a new breed of marketeer arises to challenge the authority and make a profit: the Space Trader is born! As a Trader, you will attempt to amass a fortune beyond your wildest imagination, buyi… If you enjoyed this game, see our list of games similar to Space Trader: Merchant Marine.

92%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:optimization, stability

92% User Score Based on 1,860 reviews

The Citadel is a brutal first person shooter, and a love letter to classic games such as Marathon, Doom and Wolfenstein 3D. Descend into the depths of a dark citadel, and fight through 6 Episodes and 30 levels of action packed with 6 challenging bosses. Go forth, Martyr. If you enjoyed this game, see our list of games similar to The Citadel.

63%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story

78% User Score Based on 23 reviews

Critic Score 75%Based on 3 reviews

Betrayed by her cut-throat crew, Luna Starr - former Space Pirate Captain turned bounty hunter - has a score to settle. As Luna, travel to 5 exotic planets to track down your mutinous mates, and face them in Bullet Hell dogfights to the death! If you enjoyed this game, see our list of games similar to Star Hunter DX.

86%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, grinding

86% User Score Based on 132 reviews

Why play shoot 'em ups one ship at a time? Launch them all at once! Unleash an entire armada of ships in Shoot 1UP! If you enjoyed this game, see our list of games similar to Shoot 1UP.

88%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:optimization, stability

95% User Score Based on 73,942 reviews

Critic Score 80%Based on 9 reviews

Black Mesa: Definitive Edition includes performance improvements with a higher frame rate in some levels and visual upgrades, as well as all new and expanded Xen levels. If you enjoyed this game, see our list of games similar to Black Mesa.

Blast off for a retro shoot’em up experience filled with clever twists and secrets! If you enjoyed this game, see our list of games similar to Spacewing War.

49%Game Brain Score

Most mentioned positive aspects:music, atmosphere

Most mentioned negative aspects:gameplay, graphics

49% User Score Based on 149 reviews

Crimson Metal is an old school, hardcore, dynamic, brutal, challenging and atmospheric first person shooter experience. In other words - this game is not for faint hearted. If you enjoyed this game, see our list of games similar to Crimson Metal.

86%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:monetization, stability

86% User Score Based on 1,221 reviews

Myo Hyori, a gifted Korean teenage girl who must face the perils of the future. Survive many hazards, explore a seemingly endless metropolis and beyond as the world around you implodes and history marches towards its inevitable conclusion. If you enjoyed this game, see our list of games similar to G String.

68%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:story, grinding

64% User Score Based on 1,473 reviews

Critic Score 72%Based on 20 reviews

Explore a vast universe in this roguelike, ship building, FPS Genesis Alpha One mixes thrilling roguelike mechanics with a deep ship builder and fast first-person action, putting you in the role of an interstellar pioneer. As the Captain of a Genesis starship, you journey into uncharted space on the ultimate mission. Build and manage a space vessel, farm resources, deal with terrifying alien infes… If you enjoyed this game, see our list of games similar to Genesis Alpha One.

89%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:grinding, optimization

94% User Score Based on 1,537 reviews

Critic Score 84%Based on 20 reviews

Fully Voiced Action Platformer If you enjoyed this game, see our list of games similar to HUNTDOWN.

52%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, stability

52% User Score Based on 141 reviews

You are Joseph Walker. After waking up in a strangely deserted science facility with no recollection of how you got there, you hear the voice of an A.I. The A.I. promises to be your guide and to help you out of the facility. However, it is clear right away that it’s not telling you everything. If you enjoyed this game, see our list of games similar to Insincere.

81%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:replayability, grinding

81% User Score Based on 141 reviews

Intrude is a first-person shooter. Your mission is to get in to a long time abandoned base, suddenly taken over by some kind of private military, find your way up and destroy the source of a signal comming from the base. Collect as much data as you can to find out what they are up to. If you enjoyed this game, see our list of games similar to Intrude.

90%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:grinding, replayability

91% User Score Based on 376 reviews

Critic Score 82%Based on 1 reviews

Red Matter 2 is an immersive, puzzle-adventure game that will transport you to the far reaches of space. Step into the shoes of Sasha, an agent awakened in a lunar base by an undercover operative and tasked with uncovering the secrets of the mysterious Red Matter. If you enjoyed this game, see our list of games similar to Red Matter 2.

81%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, grinding

81% User Score Based on 108 reviews

Critic Score 79%Based on 2 reviews

Leap into the driver's seat of an epic narrative of intrigue, betrayal, and unbelievable set-pieces. Stop the nefarious criminal organization CLAW and save the world from total destruction in your slick, souped-up, transforming vehicle. If you enjoyed this game, see our list of games similar to Agent Intercept.

75%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:optimization, stability

75% User Score Based on 2,601 reviews

Strafe is a singleplayer 3D action experience where the player can pick up a gun and shoot hordes of things in the face. The developers have created technology that changes the levels every time you play for endless replayability. There are billions of experiences to be had with crazy secrets to find! We give you the levels, you paint them red. If you enjoyed this game, see our list of games similar to Strafe.

91%Game Brain Score

Most mentioned positive aspects:music, gameplay

Most mentioned negative aspects:optimization, stability

91% User Score Based on 743 reviews

Viscerafest is a Sci-Fi Fantasy Singleplayer Arena FPS with minor Collectathon elements. Fight through hordes of aliens and eldritch monstrosities wielding a slew of powerful weapons, juggling your resources, and exploring over 26 intricately designed hand crafted levels. If you enjoyed this game, see our list of games similar to Viscerafest.

78%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:optimization, stability

82% User Score Based on 19,009 reviews

Critic Score 70%Based on 4 reviews

Buy The Outer Worlds on PlayStation Store. Lost in transit while on a colonist ship, you awake to find yourself in the midst of a deep conspiracy. If you enjoyed this game, see our list of games similar to The Outer Worlds.

85%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:replayability, grinding

89% User Score Based on 381 reviews

Critic Score 75%Based on 4 reviews

In PixelJunk Shooter, you must pilot your spacecraft through a range of cavernous environments in a bid to save the scientists trapped underground. Making your way through the game will rely on your keen sense of observation and the ability to manipulate your surroundings. Add in a swarm of dangerous enemies, hazardous substances and stranded survivors in need of your help and your mission objecti… If you enjoyed this game, see our list of games similar to PixelJunk Shooter.

60%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:music, stability

71% User Score Based on 117 reviews

Critic Score 49%Based on 12 reviews

The Infinity is the largest spaceship ever built by mankind; flung into the void of space to secure humanity a new home amongst the stars. However, instead of discovering paradise, the inhabitants of The Infinity unlocked the door to a long forgotten nightmare. If you enjoyed this game, see our list of games similar to Infinity Runner.

70%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:optimization, grinding

72% User Score Based on 1,272 reviews

Critic Score 69%Based on 8 reviews

The Signal From Tölva is a single-player, first-person, combat and exploration game. If you enjoyed this game, see our list of games similar to The Signal From Tölva.

89%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:grinding, stability

94% User Score Based on 8,248 reviews

Critic Score 80%Based on 6 reviews

Shelly “Bombshell” Harrison takes on a quest to slay evil transhumanist mastermind Dr. Jadus Heskel in the streets of Neo DC. She leaves a trail of carnage throughout huge, multi-path levels filled with gigantic explosions, more secret areas than we can count, and inhuman foes behind every corner. There’s no regenerating health here; stop taking cover and start running and gunning. Shelly’s crusa… If you enjoyed this game, see our list of games similar to Ion Fury.

78%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:grinding, optimization

78% User Score Based on 554 reviews

3089 is a futuristic, procedurally generated, open-world action role-playing game. All terrain, enemies, weapons, items, quests & more are uniquely generated. If you enjoyed this game, see our list of games similar to 3089.