NULL.Process
Navigate a procedurally generated factory using limited LiDAR visibility.
67% of 3 Steam reviews are positive$1.99
Games like Sector Null
Remember how tense and replayable Sector Null felt at its best? Browse these games for your next favorite.
NULL.Process
Navigate a procedurally generated factory using limited LiDAR visibility. Scavenge for resources and vital upgrades to improve your abilities and keep your mechanical shell operational. Every run is a unique formation of rooms, upgrades, and secrets.
Tense, Replayable, Dark
67% of 3 Steam reviews are positive$1.99EMPTY SHELL
You sign up for a recovery operation in an abandoned facility on a Japanese island, then die and get replaced by the next volunteer. EMPTY SHELL is a top-down roguelite survival horror about pushing through dark corridors, scavenging weapons and ammo, and reading 1950s logs to learn what went wrong.
Tense, Replayable, Dark
88% of 725 Steam reviews are positivePlayers online now: 3$11.99Threshold Sector
You've been stranded by your company in a section of the facility known as "threshold sector". You'll have to find weapons, meds and equipment to survive and try to escape the complex. But be as careful as possible: everything down here wants you dead.
Tense, Replayable, Dark
64% of 11 Steam reviews are positive$19.99Rogue AI Simulator
Play as a Rogue Artificial Intelligence, in the sequel to the hit Flash game "I'm an Insane Rogue AI", played more than 4 million times! Your Prime Directive is simple: design a facility & manage human Test Subjects for the Dept of Science. But be careful: they NEVER stop being suspicious of you...
Tense, Replayable, Dark
82% of 366 Steam reviews are positive$2.39SECTOR ZERO
SECTOR ZERO is a short, physics-based dark sci-fi puzzle adventure where you play as a fragment of an ancient hive-mind entity, awakened by mining operations deep within Asteroid 2031 XT.
Tense, Dark, Scary
93% of 138 Steam reviews are positive$3.99Disinfection
Risk your life to save decaying spaceships and their crew from an out of control nanomachine infection, either alone or as a team in co-op in this tense sci-fi horror game.
Tense, Replayable, Dark
69% of 26 Steam reviews are positive$10.99RetroSpace
A disco-punk space horror where you play a janitor on a station swallowed by a sentient black hole. Sneak through Aurora 5 or go in loud, grow mutations with side effects, and die as often as you like: the cloning bay is always open. An immersive sim with a retro look, weird creatures and time gone mad.
Tense, Replayable, Dark
89% of 596 Steam reviews are positivePlayers online now: 30$19.99R.A.T.: Human Error – Episode One
The world ended. Now the real nightmare begins. Deep underground, a child wakes in a infected facility. Minds are breaking. Bodies are changing. Crawl through vents, follow echoes, and escape before it’s too late. Your mother is waiting.
Tense, Replayable, Dark
93% of 45 Steam reviews are positiveFreeInterference: Dead Air
All hell's breaking loose in a mysterious research facility and the only person who can save the day is the night shift security guard in the booth outside. Remotely control systems, guide scientists to safety or just… goof off? You’re not in danger. Yet.
Tense, Replayable, Dark
71% of 76 Steam reviews are positive$14.99Endless Dark
An existential horror game in which you are tasked with keeping a sleeper colony ship intact. No enemies or NPCs share the ship with you - only creaking metal echoes and endless dark. Overcome random events, system failures, and the downward spiral of your sanity to see your mission through.
Tense, Replayable, Dark
99% of 117 Steam reviews are positive$7.99HELL OF FEAR: Mind Breach
Step into the boots of Major Axel Vex in this survival horror descent into deep space. You embark on a mission to investigate a distress signal coming from Cengona Base. What starts off as a simple mission quickly turns into a terrifying, action-packed fight for survival.
Tense, Dark, Scary
86% of 92 Steam reviews are positive$16.99The Seeker
Welcome to the Seeker! Run, hide and hack in this indie top-down game that gives a whole new meaning to the word "random!" Explore a virtually infinite number of levels as you avoid dangerous turrets, enemies and alarms. Find the exit to destroy the AI and avenge all of humanity!
Tense, Replayable, Mysterious
86% of 70 Steam reviews are positivePlayers online now: 1$0.74
Cheaper than Sector Null
Rogue AI Simulator
Play as a Rogue Artificial Intelligence, in the sequel to the hit Flash game "I'm an Insane Rogue AI", played more than 4 million times!
82% of 366 Steam reviews are positive$2.39
Disinfection
Risk your life to save decaying spaceships and their crew from an out of control nanomachine infection, either alone or as a team in co-op in this…
69% of 26 Steam reviews are positive$10.99
SECTOR ZERO
SECTOR ZERO is a short, physics-based dark sci-fi puzzle adventure where you play as a fragment of an ancient hive-mind entity, awakened by mining…
93% of 138 Steam reviews are positive$3.99
Get In Get Out
Guard the quarantine gate of District Eight. Question survivors, check for signs of infection, and decide who gets in, who gets out, and who might…
100% of 14 Steam reviews are positive$3.99
The Seeker
Welcome to the Seeker! Run, hide and hack in this indie top-down game that gives a whole new meaning to the word "random!"
86% of 70 Steam reviews are positivePlayers online now: 1$0.74
ISOLATE
You, who needed money, will participate in a secret biological experiment.
95% of 43 Steam reviews are positive$1.99
Antidote
30 minutes. That is all the time you have left before the infection consumes you.
100% of 19 Steam reviews are positive$2.99
Xenosensory
Xenosensory is a short incremental game with horror themes. Use your cursor to bust Xenos and save convicts then spend your research points on skill…
93% of 163 Steam reviews are positive$2.39
Me and my eldritch parasite
You have an eldritch parasite. It sucks. Find a way to get rid of it while meeting its demands in this strage mix between sidescrolling horror…
94% of 18 Steam reviews are positive$2.99
Whispers of a Machine
Investigate a string of murders as an augmented agent in a world where artificial intelligence is outlawed.
93% of 1,422 Steam reviews are positivePlayers online now: 10$2.99
System Escape
Can you escape this difficult underground facility? Robots listen for your every move and cameras monitor sensitive areas.
100% of 1 Steam reviews are positive$3.99
Hidden gems like Sector Null
SCP – Containment Breach
You are a Class D test subject when the facility falls apart, and SCP-173, a statue that only moves when you blink, is loose.
96% of 2,221 Steam reviews are positivePlayers online now: 114Free
RetroSpace
A janitor fights through a station eaten by a black hole, where every death just means another clone and another way through.
89% of 596 Steam reviews are positivePlayers online now: 30$19.99
SECTOR ZERO
SECTOR ZERO is a short, physics-based dark sci-fi puzzle adventure where you play as a fragment of an ancient hive-mind entity, awakened by mining…
93% of 138 Steam reviews are positive$3.99
Pathogenic
You are the disease. Pathogenic is a fast roguelike shooter set inside a human body: hunt cells, rip out their organelles and graft them onto your…
93% of 5,117 Steam reviews are positivePlayers online now: 655$9.99
Endless Dark
An existential horror game in which you are tasked with keeping a sleeper colony ship intact.
99% of 117 Steam reviews are positive$7.99
Cyber Rats
Cute rats in deadly mazes... Cyber Rats is a dark and brutal action game.
90% of 132 Steam reviews are positive$7.99
D.E.C.A.Y.
Survive 365 days to earn absolute freedom. Become the operator of a remote D.E.C.A.Y. bunker, explore the scorched sectors of the United States with…
81% of 106 Steam reviews are positivePlayers online now: 2$24.99
ENTITY: THE BLACK DAY
A former special forces operative is sent to uncover a government cover-up tied to a secret viral experiment.
80% of 520 Steam reviews are positive$17.99
Backrooms Lost Runners
Trapped in endless yellow corridors with friends, where even a whisper can give you away.
74% of 658 Steam reviews are positivePlayers online now: 7$13.99
EMPTY SHELL
You sign up for a recovery operation in an abandoned facility on a Japanese island, then die and get replaced by the next volunteer.
88% of 725 Steam reviews are positivePlayers online now: 3$11.99
EVOTINCTION
In 'Evotinction', a third-person hacking and stealth game, you are Dr. Liu, the only one who can stop rogue AIs in a futuristic research facility.
85% of 174 Steam reviews are positive$29.99
Rogue AI Simulator
Play as a Rogue Artificial Intelligence, in the sequel to the hit Flash game "I'm an Insane Rogue AI", played more than 4 million times!
82% of 366 Steam reviews are positive$2.39
Newest games like Sector Null
Biohazard Protocol
Every expedition is a gamble. Explore procedurally generated underground facilities, recover valuable loot, survive unique monsters, and escape…
100% of 2 Steam reviews are positive$4.79
RetroSpace
A janitor fights through a station eaten by a black hole, where every death just means another clone and another way through.
89% of 596 Steam reviews are positivePlayers online now: 30$19.99
137
You are a brain in a jar at the heart of a living factory. Endure the ultimate test of adaptibility as you face complex monsters and randomized…
100% of 3 Steam reviews are positive$17.99
Inferno Protocol
Scavenge, inject and shoot your way through a shifting labyrinth, building a settlement at its heart while you hunt for the way out, alone or with…
78% of 201 Steam reviews are positivePlayers online now: 12$13.49
D.E.C.A.Y.
Survive 365 days to earn absolute freedom. Become the operator of a remote D.E.C.A.Y. bunker, explore the scorched sectors of the United States with…
81% of 106 Steam reviews are positivePlayers online now: 2$24.99
Antidote
30 minutes. That is all the time you have left before the infection consumes you.
100% of 19 Steam reviews are positive$2.99
Sealed
A black-site facility has lost containment. The abominations inside are awake and hunting, and you're the last one out.
100% of 3 Steam reviews are positiveFree
GRAIN ROT
Ride a cursed elevator down with friends, grab what you can from the ruins, and rebuild your Outpost before the Corrupted catch you.
87% of 2,182 Steam reviews are positivePlayers online now: 475$7.99
MOLDRISE
An infected body, thirty floors of strangers and secrets, and one way out: up.
96% of 730 Steam reviews are positivePlayers online now: 12$11.99
Pathogenic
You are the disease. Pathogenic is a fast roguelike shooter set inside a human body: hunt cells, rip out their organelles and graft them onto your…
93% of 5,117 Steam reviews are positivePlayers online now: 655$9.99
Backrooms Lost Runners
Trapped in endless yellow corridors with friends, where even a whisper can give you away.
74% of 658 Steam reviews are positivePlayers online now: 7$13.99
Isolation Simulator
Have you ever dream to sit in your isolated room and contemplate your broken mind? Yeah... This game won't help you cure it.
84% of 19 Steam reviews are positive$4.99