Games like Delta 4 Terminal Protocol

Void Observation is a suspense-filled, atmospheric horror game set in a remote Soviet research facility in 1989. Players take on the role of Dmitri Voltkov, a reluctant engineer caught in a web of mysterious events far beyond his control. Tasked with managing malfunctioning systems and strange technological anomalies, Dmitri soon discovers that something far darker and more dangerous lurks within … If you enjoyed this game, see our list of games similar to Void Observation.

Auric Falcon, a lone traveler, and his drone companion, ADAM, are forced to make a detour to Earth in search of a vital energy source for their ship, all while on the run from the Citadella Militia. The Last Detour is a short but memorable, single-player, story-driven journey through a desolate, post-apocalyptic Earth — specifically, a ruined farm and the secrets hidden beneath it. In this focu… If you enjoyed this game, see our list of games similar to The Last Detour.

90%Game Brain Score

Most mentioned positive aspects:atmosphere, story

Most mentioned negative aspects:grinding, replayability

90% User Score Based on 848 reviews

Voyager-19 is a short horror game where you control a decaying spacecraft exploring distant star systems. Features: Explore different star systemsPhotograph planets with a slow display cameraRecord radio waves coming off planetsNavigate star systems with a basic star mapManage what systems get power as your nuclear battery decaysStruggle to see as pixels die from interstellar radiationUncover the … If you enjoyed this game, see our list of games similar to Voyager-19.

88%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:music, grinding

90% User Score Based on 3,658 reviews

Critic Score 85%Based on 3 reviews

Pilot drones into derelict spaceships to find the means to survive and piece together how the universe became a giant graveyard. If you enjoyed this game, see our list of games similar to Duskers.

About This GameYour own computer is compromised. Can you uncover the truth before it consumes you? [ Content Deleted ] is a unique horror game that blurs the lines between fiction and reality, placing the source of terror directly onto characters own PC. What begins as a routine Browse session takes a sinister turn when you discover corrupted files, strange anomalies, and a hidden operating syste… If you enjoyed this game, see our list of games similar to [ Content Deleted ].

Hacking Into Erebus is a hacking game centered on taking control of a spacecraft named USS Erebus. The ship is stranded on a remote alien planet. The crew is in cryogenic sleep. The player physically navigates inside the ship using robots while simultaneously gaining access to its network systems. The ship's central operating system, ARIA, protects the system but operates aggressively against the… If you enjoyed this game, see our list of games similar to HACKING INTO EREBUS.

Rivage is an immersive sci-fi puzzle adventure set aboard the A.R.E.S. space station trapped in a space phenomenon. Wake up as Miranda, forced to explore, solve intricate puzzles to unravel the fate of your missing crew. If you enjoyed this game, see our list of games similar to Rivage.

- Find de key and go to the exit (big arrow) - Controls: Use keyboard arrows or swipe controls on your mobile device. This is a game made by Marcos Riffel for #4 Gdevelop GameJam - Thank you for playing! Link to play Switched Destiny in  GDevelop games page. Switched Destiny | Play on gd.games If you enjoyed this game, see our list of games similar to Switched Destiny.

87%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:replayability, grinding

94% User Score Based on 436 reviews

Critic Score 50%Based on 1 reviews

Enslaved on an unknown planet, a stolen Nauticrawl is your only hope of escaping the wretched life you were born into. But now that you're at the helm, you have a whole new set of problems. The craft is full of levers, buttons and gauges that make no sense to you. And even if they did, where would you go? This stolen Nauticrawl is both your only chance of escape and the likely instrument of you… If you enjoyed this game, see our list of games similar to Nauticrawl.

90%Game Brain Score

Most mentioned positive aspects:story, music

Most mentioned negative aspects:grinding, monetization

94% User Score Based on 2,500 reviews

Critic Score 73%Based on 2 reviews

A dark visual mystery novel featuring transhumanism, traditional marriage, loneliness, and cosplay. Two pursuable characters. Five endings. Welcome to the future. If you enjoyed this game, see our list of games similar to Analogue: A Hate Story.

The Utopian Project is a narrative-driven science fiction experience set in a future shaped by ambition, loss, and forbidden knowledge. Long after humanity attempted to engineer a perfect world, the remnants of that experiment still remain—silent facilities, abandoned technology, and unanswered questions scattered across distant environments. What was meant to save humanity may have changed it … If you enjoyed this game, see our list of games similar to THE UTOPIAN PROJECT.

Ark of Isolation is a point-and-click adventure game with elements of puzzles and shooting. Once humanity's last hope, the space vessel 'PramaArk' now drifts aimlessly, light-years away from Earth. It's up to you to set things right, and uncover the secrets buried deep within the ship. The one left behind, and the one who had to say goodbye... Which one will you relate to more? If you enjoyed this game, see our list of games similar to Ark of Isolation.

54%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:grinding, replayability

54% User Score Based on 1,200 reviews

Adr1ft is an immersive First Person Experience (FPX) that tells the story of an astronaut in peril. Floating silently amongst the wreckage of a destroyed space station with no memory and a severely damaged EVA suit slowly leaking oxygen, the only survivor struggles to determine the cause of the catastrophic event that took the lives of everyone on board. The player fights to stay alive by explorin… If you enjoyed this game, see our list of games similar to ADR1FT.

53%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, replayability

49% User Score Based on 86 reviews

Critic Score 56%Based on 12 reviews

Unveil the truth in a genre-blending sci-fi mystery. Awaken from cryogenic slumber you find your shelter damaged by unknown circumstances. Scavenge your surroundings, repair the shelter and explore the ruins in hopes of uncovering – or perhaps avoiding – the uncomfortable truth of what has transpired. If you enjoyed this game, see our list of games similar to Breached.

> boot SILENT_TERMINAL > rendering world............ done > you wake in the dark. SILENT TERMINAL is a dark-fantasy RPG that lives entirely inside your terminal. No textures. No shaders. No cinematic noise — just ASCII, deep RPG systems, branching stories, and your imagination against the dark. Explore ASCII ruins, fight tactical turn-based battles, talk your way past (or into) tro… If you enjoyed this game, see our list of games similar to Silent Terminal.

You are part of a team of scientists on a deep-space expedition. After years of travel, your mission finally reaches its destination-a planet strikingly similar to Earth. But moments before touchdown, everything goes wrong. A critical system failure sends your ship spiraling out of control, crashing into the planet's surface. Most of your crew is missing. Communication is lost. Supplies are scarc… If you enjoyed this game, see our list of games similar to ReckFall.

Degeons Project is an immersive first and third persons puzzle game that places you in a vast, abandoned scientific complex owned by the mysterious Degeons Laboratory's. A MYSTERY SHROUDED IN SECRECY Once a bustling state-of-the-art research center, the facility now lies empty, shrouded in oppressive silence. It was hastily abandoned after a catastrophic incident, the cause and consequences of wh… If you enjoyed this game, see our list of games similar to Degeons Project.

60%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:gameplay, graphics

100% User Score Based on 11 reviews

STAR COMMAND gives you the exhilarating excitement that only the best science-fiction novels can deliver. And more. Because, in this multiple-character role-playing game, you don't read about the adventure — you live it! You create a special force of eight star-troopers by selecting characters with different levels of strength, speed, courage, intelligence, psychic power and other skills. Your f… If you enjoyed this game, see our list of games similar to Star Command (1988).

71%Game Brain Score

Most mentioned positive aspects:humor

Most mentioned negative aspects:gameplay, graphics

85% User Score Based on 34 reviews

An exploration and survival game where you captain a spaceship tasked to discover evidence of events that eradicated a populated sector of space. If you enjoyed this game, see our list of games similar to Astra Protocol 2.

Bhangarh: The Untold Story Bhangarh: The Untold Story is a psychological survival horror experience set in the cursed ruins of India’s most haunted fort. The Real Bhangarh Bhangarh Fort is a real location in Rajasthan - often called the most haunted place in Asia. Built in the 16th century by Raja Madho Singh, the fort now stands abandoned, shrouded in mystery. According to legend, a sor… If you enjoyed this game, see our list of games similar to Bhangarh: The Untold Story.

Trapped Together is a co-op puzzle game about two friends on the brink of financial ruin who accept a mysterious offer: participate in the Neural Link Interface Experiment. Promising a “perfect body” and a safe test environment, the experiment quickly reveals its true nature. The participants are forced in robotic bodies and send through a series of extreme, high-stakes puzzle trials designed to … If you enjoyed this game, see our list of games similar to Trapped Together.

You awaken alone aboard the Aeterna Solis, a massive colony ship drifting in silence. The crew is gone. The colonists are in cryo sleep. And an autonomous lockdown protocol is in control. Protocol Solari is a first-person sci-fi escape room experience set aboard a locked-down starship. Restore failing systems, explore interconnected ship areas, and uncover hidden log entries to piece together … If you enjoyed this game, see our list of games similar to Protocol Solari: Escape Room.

An escape room-style text adventure. You awaken in an abandoned hospital with only your wits to guide you. Navigate eerie corridors, solve challenging puzzles, and uncover hidden secrets as you piece together the mystery lurking within. What to Expect: Dual Command Interfaces: Hospital Navigation: Roam the eerie corridors using classic text-adventure commands like look, go, get, and use. Ever… If you enjoyed this game, see our list of games similar to Escape Protocol: Hospital.

92%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

92% User Score Based on 365 reviews

Cyber Manhunt: New World is the gripping sequel to the award-winning Cyber Manhunt. Set in a world echoing the predecessor's, this sequel brings players on a fresh, thrilling narrative that delves into profound real-world issues and challenges. Story Background In the wake of the "Eternal Code" incident and hacker Van's disappearance, the world tightens its internet laws. Meanwhile, Titan Corporat… If you enjoyed this game, see our list of games similar to Cyber Manhunt 2: New World.

88%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

95% User Score Based on 72,832 reviews

Critic Score 81%Based on 29 reviews

The newest member of the space program in a small village on the planet Timber Hearth, the player navigates a space shuttle and travels across their solar system to get to the bottom of its mysteries by exploring the cosmos and gathering the knowledge hidden within each of the system's planets, left behind by another civilization in the distant past. If you enjoyed this game, see our list of games similar to Outer Wilds.

50%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

49% User Score Based on 117 reviews

Critic Score 54%Based on 4 reviews

Out There: Oceans of Time is a space exploration game that puts you at the helm of an interstellar mission of discovery spanning a vast and vibrant cosmos. If you enjoyed this game, see our list of games similar to Out There: Oceans of Time.

67%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

67% User Score Based on 572 reviews

The concept behind Hacker Evolution is to create a game that challenges the gamer's intelligence, attention and focus, creating a captivating mind game. Solve puzzles, examine code and bits of information, to help you achieve your objectives. If you enjoyed this game, see our list of games similar to Hacker Evolution.

Welcome to a dystopian future where every connection can be your last. Void Future: Prologue is a standalone, free experience set in the universe of Void Future, featuring one complete mission that introduces you to the world, mechanics, and atmosphere of the full game. Step into the role of a skilled hacker operating in a near-future cyberpunk world, where corporations hold more power than go… If you enjoyed this game, see our list of games similar to void future prologue.

Game worldYou find yourself aboard a space station that has lost contact with the outside world. The crew has vanished, automated systems function erratically, and many sectors are sealed off. The station is still operational, but its behavior grows increasingly unpredictable. Something unknown has breached the station and continues to spread within it. Horror and AtmosphereThe space station no… If you enjoyed this game, see our list of games similar to Eclipstation.

The Place2D adventure with elements of action and horror. Walking, dialogues, item searching, solving puzzles, completing tasks. Inventory, shooting, character upgrades. WHAT IS THE GAME ABOUT?Plot: Humanity stands on the brink of destruction: Earth has been captured by aliens. Only a bold and decisive step can prevent catastrophe. A secret weapon hidden deep beneath the surface of Venus holds th… If you enjoyed this game, see our list of games similar to The Place.

Welcome to a Paradise That No Longer Exists In the distant future, virtual sensory reconstruction has advanced far enough to deceive human perception itself.People can enter digitally reconstructed worlds, touch objects that do not exist, hear sounds that never occurred, and give forgotten memories a tangible form once again. Your wife, Ephoros, a neural science engineer, died in an accident two… If you enjoyed this game, see our list of games similar to 404漫游者.

"Every face hides a secret. Every document is a clue. Your choices determine who gets in… and who gets away."In Entry Denied, you play as an undercover agent posing as a hotel security guard. Your mission? Investigate a suspected mafia operation—one guest at a time. Each day, you must inspect the documents and appearances of drivers arriving at the hotel. Are they who they say they are?… If you enjoyed this game, see our list of games similar to Entry Denied.

Fight through dark corridors, explore abandoned sectors, collect resources, manage your inventory, solve puzzles, and battle relentless demons, zombies, and grotesque monsters as you struggle to survive a catastrophic outbreak. Dead Days Left: Jupiter Station is a story-driven sci-fi horror FPS and intense singleplayer FPS survival horror campaign set aboard a massive research space station orbit… If you enjoyed this game, see our list of games similar to Dead Days Left: Jupiter Station.

Year 2068, Lupa Corps, a company specialized in creating domestic artificial intelligence, is about to revolutionize the world with its new creation, Minerva. You are a detective and you receive a call to investigate a murder. Upon arrival, you realize that the victim was a well-known hacker wanted by justice. At that moment a story begins where nothing is what it seems. DETECTIVE Minerva Case i… If you enjoyed this game, see our list of games similar to DETECTIVE - Minerva case.

53%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:gameplay, stability

74% User Score Based on 23 reviews

☵ HIRAETH: A gripping hard sci-fi survival experience about isolation, resilience, and the quiet search for belonging in an alien wilderness. Hiraeth – a word for the ache of longing for a home you’ve never seen — and for those stranded on Ahra Prime, it becomes something more. Is home a place you return to… or one you forge in the void? You awaken alone on Ahra Prime—a vast, unforgiving pl… If you enjoyed this game, see our list of games similar to Hiraeth.

47%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, music

44% User Score Based on 121 reviews

Critic Score 57%Based on 3 reviews

Tartarus is an action/adventure game from first person perspective combined with text input. Developed by Abyss Gameworks and powered by Unreal Engine 4. If you enjoyed this game, see our list of games similar to TARTARUS.

86%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, grinding

90% User Score Based on 4,168 reviews

Critic Score 67%Based on 1 reviews

Amy Ferrier's first day on Lunar Transfer Station Tacoma is not exactly what she expected. Discover the story of a remote space facility and the crew that lived there in Tacoma, the new game from the creators of Gone Home. If you enjoyed this game, see our list of games similar to Tacoma.

85%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:optimization, replayability

87% User Score Based on 5,680 reviews

Critic Score 80%Based on 1 reviews

This edition includes the game and the following: • Original Soundtrack Deliver Us The Moon is a Sci-Fi thriller set in an apocalyptic near future, where Earth's natural resources are depleted. If you enjoyed this game, see our list of games similar to Deliver Us The Moon.

67%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:music, stability

67% User Score Based on 220 reviews

Deadnaut is a Squad-Based tactical RPG from the developers of Zafehouse: Diaries. If you enjoyed this game, see our list of games similar to Deadnaut.

A New Kind of HorrorHAZE is a procedurally generated point-and-click horror adventure where AI creates every scene, every narrative, and every terrifying discovery. You pilot a biomechanical android through a derelict spacecraft overrun by alien organic corruption. No two playthroughs are ever the same. The MissionYou are a remote operator, piloting an android infiltrator through the twisted corr… If you enjoyed this game, see our list of games similar to Haze.

A terminal-based sci-fi mystery What happened to the crew? is an immersive puzzle-mystery game inspired by Return of the Obra Dinn, Type Help and Immortality played entirely through a simulated computer terminal. You are an investigator sitting miles away, connected remotely to a dead station. Your only tools are the command line, a scattered archive of corrupted files, and your own powers of ded… If you enjoyed this game, see our list of games similar to What happened to the crew?.

Demo Available Now Prologue: The Awakening Step in the shoes of Leia Burgess who has been disoriented and cut off from anything familiar. With her memories unreliable and answers scarce, the world around her becomes the only guide forward. Explore your surroundings, solve puzzles, and try to escape. Will you be able to save Leia? The Prologue centers on exploration, environmental puzzles,… If you enjoyed this game, see our list of games similar to The Hour: Echoes of the Crescent.

A modern-day narrative mystery where players explore a seemingly ordinary laptop to uncover hidden layers of conspiracy, surveillance, and stolen data. Blending investigative gameplay with branching choices and a grounded tech-thriller tone. Uncover the secrets hidden in plain sightWhen you pick up an old laptop at a local car boot sale, you’re not just getting a bargain - you’re inheriting a dig… If you enjoyed this game, see our list of games similar to Project NexOS.

You're an engineer with a gun and a wrench, and you're the only thing keeping this ship alive. AstroTechs is a tactical action game where you fight corrupted machines, weaponize ship systems, and repair the damage — all under fire. USE THE ENVIRONMENT TO YOUR ADVANTAGE Weaponize the ship. Trigger hazards and environmental kills — but watch out, because stray bullets from enemy robots can cause p… If you enjoyed this game, see our list of games similar to AstroTechs.

Ghost of the Past — a sci-fi adventure about the price of human curiosity. Track ghostly signals, survive encounters with an unknown enemy, and unravel a mystery the Fleet has chased for decades—while paying an unfathomable price for the answers. Story HookAn abandoned base on Mars. A signal that defies explanation. An enemy you cannot see. What if the greatest mistake is the very urge to know? R… If you enjoyed this game, see our list of games similar to Ghost of the Past.

       PLAY THE DEMO now for FREE ---> download DEMO button        LOST ZION is an Advanced Walking-Simulator Retro-Futuristic Psychological Horror designed to feel like playing inside a movie from the First Person Perspective where every step is your choice.  Awaken in the Shadows of a Fallen Megacity        You awaken as a mysterious Service Bot Unit inside a massive decaying city wher… If you enjoyed this game, see our list of games similar to LOST ZION.

Manage your failing ship, evade lurking horrors, and navigate the galaxies to find the Lunar Star Base. With limited oxygen, dwindling power, and unknown terrors closing in, every decision is life or death. Will you make it home—or be lost forever? If you enjoyed this game, see our list of games similar to The Survivor.

37%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:gameplay, monetization

56% User Score Based on 18 reviews

Legacy of the Ark: The Long Awakening is Coming SoonFollow Development and Join the CommunityLegacy of the Ark: The Long Awakening is currently in development and coming soon to Steam. The Ark has fallen, but its story is only beginning. Rebuild a shattered colony ship, restore damaged systems, automate production, expand your crew’s recovery efforts, and uncover the mystery hidden within the Ark… If you enjoyed this game, see our list of games similar to Legacy of the Ark: The Long Awakening.

78%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

79% User Score Based on 3,326 reviews

Critic Score 75%Based on 5 reviews

Experience the first sector of the journey as the Captain of the U.S.S. Voyager. In the demo, you can try out all the core systems of the game: make decisions, explore what-if scenarios, repair and customize your ship, explore a sector, research technologies, go on away missions, level up crew members, engage in combat, gather resources – and get a first look at the beginning of the story. Make … If you enjoyed this game, see our list of games similar to Star Trek: Voyager - Across the Unknown.

86%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:grinding, replayability

93% User Score Based on 5,279 reviews

Critic Score 80%Based on 14 reviews

Routine is a First Person Sci-Fi Horror title set on an abandoned Lunar base designed around an 80’s vision of the future. Curious exploration turns into a need for survival when a lunar base goes completely quiet. Searching for answers puts you face to face with an enemy who is certain the main threat is you. Discoveries lead to deeper unknowns and the only way to go is forward. If you enjoyed this game, see our list of games similar to ROUTINE.