Conarium is described as 'casts you in the shoes of Frank Gilman, who has no memory of why he's located in a haunting, Antarctic base. Explore and discover the mystery of why you're there'. There are more than 25 games similar to Conarium for a variety of platforms, including Windows, Steam, Mac, Linux and Playstation. The best alternative is Dead Space. It's not free, so if you're looking for a free alternative, you could try Cry of Fear or SCP: Containment Breach. Other Conarium like games are Resident Evil (Paid), Amnesia: The Dark Descent (Paid), Silent Hill (Paid) and Alien: Isolation (Paid).
Resident Evil, known as Biohazard in Japan, is a survival horror video game-based media franchise created by Shinji Mikami and Tokuro Fujiwara and owned by the video game company Capcom. Represent entire series of Resident Evil games.
Amnesia: The Dark Descent is a first person survival horror game for Windows, Mac OS X and Linux. The game features a protagonist named Daniel exploring a dark and foreboding castle, while avoiding monsters and other obstructions as well as solving puzzles.
After a secretive agency in New York is invaded by an otherworldly threat, you become the new Director struggling to regain Control in this supernatural 3rd person action-adventure from Remedy Entertainment.
Layers of Fear is an foray into madness, a first-person horror game that sets a tone of fear and dread through provocative story telling as you explore a Victorian setting complete with mood-setting art pieces.
Slender: The Eight Pages is a free indie-developed psychological horror/survival horror video game for Microsoft Windows and OS X. The game is based on the Something Awful forums' creation, Slender Man.