Test Subject 901
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About Test Subject 901
Test Subject 901 is a VR horror game in which you play a security guard at a secret testing facility. After something goes wrong and everyone else dies, you must find a way out while avoiding what lurks in the darkness.
Stay hidden
Move through the facility’s halls and rooms, keeping low and using shadows and other cover to stay out of sight. Avoid your pursuer’s line of sight whenever possible. You can throw objects found around the facility to create distractions and help you remain concealed.
Find a way out
Search the dark halls and lonely rooms for all the key cards needed to unlock the escape hatch.
Frequently asked questions
Yes. Test Subject 901 is free to play on Steam, so there is nothing to buy to start playing.
The minimum requirements for Test Subject 901 are: Windows 7, GeForce GTX 970, Intel Core i5-4590, 8 GB RAM, 4 GB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. Test Subject 901 is a single-player game.
No. Valve rates Test Subject 901 as Unsupported on the Steam Deck.
Yes. Test Subject 901 is the full base game. You need nothing else to play it.
