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11F
Go to the 11th floor of a building that doesn't have an 11th floor.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“Wait, whats that sound. Oh......”
— a player, Steam review · 4 hrs playedAchievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
bug fix Fixed some bugs. We will continue to monitor and update. thank you
bug fix Fixed some bugs. We will continue to monitor and update. thank you
Keystore Update
Fan art by Vtuber Kororo (コロ炉) hello. new update for you. 1. we have a repository on the first floor of the 'Origin' building. You can store your keys in this storage. Of course, you can still play wi
Update to add more languages
hello. 11F new update content. -What's new in this update 1. Chinese, Russian, and German languages have been added. 2. The background music in Henry's room on the 9th floor has been changed. 3. fix a
April 20 Patch
April 20 Patch 1. Reduced Hans' spawn time and increased his stamina. 2. When you die on the 9th floor, you now start on the 9th floor. 3. Fixed some Japanese translation errors. 4. Removed a pair of
11F released
'11F' has been released. A building that doesn't have an 11th floor, but has 11 floors. Avoid the strange ghosts and climb to the 11th floor. Those who downloaded the game in advance should be able to
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Adventure, Indie, Simulation |
| Player tags | 3D · Puzzle · Atmospheric · Psychological Horror · Dark · Adventure · Horror · Thriller · Singleplayer · Walking Simulator · Choose Your Own Adventure · Exploration (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Full controller support · DualShock Controller Support · DualShock Controller Support · Remote Play on TV · Remote Play Together · Family Sharing |
| Languages | English, Japanese, Korean, German, Russian, Simplified Chinese |
| Controller | Full support |
| Achievements | 8 |
Minimum system requirements (PC)
Minimum: OS: Windows 10 Processor: Intel i5-2550K, 3.4 GHz Memory: 8 GB RAM Graphics: GeForce GTX 1060 | Radeon HD 7950 DirectX: Version 11 Storage: 5 GB available space Additional Notes: