245 games like Contact Protocol

Two small classics from Clarus Victoria published in 2013, Stone Age and Bronze Age, are now available on Steam! Manage an ancient tribe in the African Savannah, build the first city in the Fertile Crescent, guide your people across prehistory and lead them to...

Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M.

In Imagine Earth, players must protect and nurture a fledgeling space colony while wrestling against the forces of corporate greed and climate change. Establish trade, research new technologies, form alliances and wage economic warfare in a real-time battle fo...

Take on the role of a Reactor Engineer working for SpaceChem, the leading chemical synthesizer for frontier colonies. Construct elaborate factories to transform raw materials into valuable chemical products! Streamline your designs to meet production quotas an...

Outer Wilds is a critically-acclaimed and award-winning open world mystery about a solar system trapped in an endless time loop. The newest member of the space program in a small village on the planet Timber Hearth, the player navigates a space shuttle and tra...

The communist state of Arstotzka has just ended a 6-year war with neighboring Kolechia and reclaimed its rightful half of the border town, Grestin. Your job as immigration inspector is to control the flow of people entering the Arstotzkan side of Grestin from...

Alone With You is a sci-fi game for people who love adventure, exploring and maybe even a little romance. You play the sole remaining member of a doomed terraforming colony. Your planet will crumble and implode in less than a month, and you must use your rema...

Deliver Us the Moon is a sci-fi adventure game developed by KeokeN Interactive and released in 2019. Set in a near future where Earth's resources are nearly depleted, the game follows a lone astronaut on a mission to the Moon to restore energy to the planet. P...

SOMA is a sci-fi horror game from Frictional Games, the creators of Amnesia: The Dark Descent. It is an unsettling story about identity, consciousness, and what it means to be human. Enter the world of SOMA and face horrors buried deep beneath the ocean waves...

In The Vanishing of Ethan Carter, you play as Paul Prospero, an occult detective who receives a disturbing letter from Ethan Carter and realizes that the boy is in grave danger. When Paul arrives in Ethan's home of Red Creek Valley, he realizes things are even...

Life Is Strange is a five part episodic game that sets out to revolutionize story based choice and consequence games by allowing the player to rewind time and affect the past, present and future.

Rochard is a game where manipulating gravity and using the G-Lifter (a gravity device used to easily move weighty objects around) are crucial elements for success. With the help of his sci-fi mining tools and taking advantage of the laws of physics, the protag...

Tharsis is a turn-based space strategy game. With dice and cannibalism. It puts you in control of humanity's first manned mission to Mars, just as it's struck by a micrometeoroid storm. You must guide your crew through disasters, food shortages, and the unforg...

Sol 0 is a real time strategy game where you establish the first Martian colony. From the first human footprints on Martian soil to a thriving and self-sustaining colony, Sol 0 imagines a near future using technology that could be available within the next few...

What Remains of Edith Finch is a collection of short stories about a cursed family in Washington State. Each story offers a chance to experience the life of a different family member with stories ranging from the early 1900s to the present day. The gameplay a...

Freedom Planet is a combat-based platform adventure that pits a spunky dragon girl and her friends against an alien attack force. There's trouble around every turn, from insects to giant robots to sheer explosive destruction, but you'll have a variety of speci...

Half-Life is a 1998 first-person shooter (FPS) game developed by Valve Corporation and published by Sierra Studios for Windows. It was Valve's debut product and the first game in the Half-Life series. The player assumes the role of Gordon Freeman, a theoretica...

BioShock 2 is the second game of the BioShock series and the sequel to BioShock. It continues the grand storyline of the underwater metropolis Rapture. BioShock 2 capitalizes and improves upon the high-quality effects, unique gameplay elements, and immersive a...

The Turing Test is a first person puzzler that explores the phenomena of consciousness and challenges the meaning of human intuition. Take control of Ava Turing, an engineer for the International Space Agency (ISA), and progress through a narrated story of int...

Play over 300 interstellar levels across 10 planets! Whether it’s the icy orbs of Cold Cuts, the volcanic explosiveness of Red Planet, Utopia – a planet made entirely of junk food, or the new Brass Hogs episode ruled by evil Hektor Porko, each episode offers i...