Horror Prison
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About Horror Prison
Horror Prison is a horror game in which you play a private detective investigating a high-security prison. A prisoner has vanished, leaving a trail of blood and silence. As you explore the prison, you uncover a grotesque experiment involving inmates subjected to twisted scientific horrors and learn that the escape was a desperate attempt to flee their torment.
Explore the prison
You navigate the prison’s labyrinthine corridors and encounter disturbing discoveries. Puzzles about the experiments reveal clues you need to progress.
Face the experiments
You confront the consequences of human experimentation as you investigate the prison and its vanished prisoner.
Frequently asked questions
The best price for Horror Prison is $1.86 at Kinguin. That is 6% less than on Steam, where it costs $1.99. 4 shops have an offer that activates in your country.
Some are. This page only shows offers that activate in your country; offers for other regions, or with no stated region, are left out. To see the offers for another country, change your country at the top of the page.
Every key we list activates on Steam. Redeem the key there and Horror Prison stays in your library for good.
Yes, with a small risk. Publishers create keys to sell in other shops, which is why a key can cost less than in the official store, and once you activate it the game is yours to keep, just like a store purchase. On average 1–2% of keys fail, so check the shop's buyer protection before you buy: the official store does not refund keys bought elsewhere.
The minimum requirements for Horror Prison are: Windows 10, Intel Core i3, 4 GB RAM, 2 GB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. Horror Prison is a single-player game.
Yes. Horror Prison is the full base game. You need nothing else to play it.
Buy Horror Prison 6% cheaper than on Steam.
Horror Prison is available for 6% less in shops such as Kinguin or Driffle.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.











