LockYourDoor
Challenging co-op horror (1-4 players). You are looking for your missing friend Darvin. Do whatever it takes to stay alive. Only the patient and the clever will succeed.
Last Updated: 1/16/2026
| Steam Price | $8.99 |
| Release Date | 11/17/2025 |
| Developers | |
| Publishers | |
| Steam App Id | 3004140 |
LockYourDoor
Challenging co-op horror (1-4 players). You are looking for your missing friend Darvin. Do whatever it takes to stay alive. Only the patient and the clever will succeed.
Last Updated: 1/16/2026
- Windows
- Mac
- Linux
- Steam Deck (Playable)
About LockYourDoor
LockYourDoor is an Adventure, Action, and Indie game developed by Mert Çağlayan, and Penguin's Autumn. On 11/17/2025, it was released on the Steam Store by Penguin's Autumn, and Mert Çağlayan.
It can be played and ran on Windows systems. At the moment, it is possible to play LockYourDoor on the Steam Deck but some functionality may not be fully supported.
It also supports 12 languanges in-game including English, Russian, Chinese (Simplified), Chinese (Traditional), and Turkish. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, LockYourDoor supports the following features:
- Playable without Timed Input
- Surround Sound
- Stereo Sound
- Co-op
- Stats
- Multi-player
- Steam Achievements
- Single-player
- Family Sharing
- Adjustable Difficulty
- Custom Volume Controls
- Online Co-op
From the Steam community, LockYourDoor has been tagged with the following user tags:
- Exploration
- Survival Horror
- Supernatural
- Multiplayer
- Atmospheric
- Investigation
- Surreal
- Co-op
- Psychological Horror
- First-Person
- Mystery
- Action-Adventure
- Horror
- Time Management
- Thriller
- Online Co-Op
- Action
- Adventure
- Demons
- Singleplayer
Media & Sceenshots
Watch the featured video for LockYourDoor and see the latest screenshots from the Steam Store.

Related Packages
LockYourDoor is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| LockYourDoor | $7.64 | View |
Supported Languages and Localizations
LockYourDoor is available in 12 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| Russian | Yes | No | Yes |
| Chinese (Simplified) | Yes | No | Yes |
| Chinese (Traditional) | Yes | No | Yes |
| Turkish | Yes | No | Yes |
| French | Yes | No | Yes |
| German | Yes | No | Yes |
| Spanish (Spain) | Yes | No | Yes |
| Japanese | Yes | No | Yes |
| Polish | Yes | No | Yes |
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Features & Categories
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
LockYourDoor data has been sourced from:
- Valve Corporation. (2026, January 16). LockYourDoor on Steam. Steam Store.
- Valve Corporation. (2026, January 16). LockYourDoor. Steam Community Hub.
- Mert Çağlayan. (2025, January 8). LockYourDoor. LockYourDoor.