Game overview
The Expansion
A psychological first-person horror experience set in endless Backrooms. Explore abandoned corridors, uncover hidden secrets, evade mysterious entities, and survive a world where every turn leads deeper into the unknown.
- Last tracked players
- 0
- All-time peak
- 1
- 24-hour change
- Unavailable
Delayed observation · last tracked . Values marked unavailable are not estimated.
About this game Read the full description

THE EXPANSION – A Backrooms Experience
You weren't supposed to end up here.
One moment everything was normal. The next, you find yourself trapped inside an endless maze of yellow walls, buzzing fluorescent lights, empty hallways, and places that shouldn't exist.
But you're not alone.
THE EXPANSION is a first-person psychological horror experience inspired by the unsettling atmosphere of the Backrooms. Explore strange environments, uncover new areas, and survive the entities hiding within them.
🚪 3 Levels to Explore
👁️ You're not alone.
👹 Terrifying Entities
📼 VHS Found-Footage Horror
🎧 Immersive Atmosphere & Jumpscares
Explore. Survive. Find a way out.

🟨 LEVEL 1 – THE BACKROOMS
🏊 LEVEL 2 – THE POOLROOMS
🔴 LEVEL 3 – MARS OUTPOST

The Expansion is my first solo-developed game. I spent over a year creating it, learning, improving, and bringing my vision of the Backrooms to life. Every environment, mechanic, and detail was created with passion and care.
Thank you for supporting my journey as an independent game developer. Your support helps me continue improving The Expansion and creating even more content in the future.
Media gallery 10 screenshots · 0 videos
Screenshots
Player activity
Concurrent players over the last 48 hours.
Latest news
All news on Steam ↗System requirements Windows
Windows
Minimum
Minimum:- OS: Windows 11 64-bit
- Processor: Intel Core i5-8400 or AMD Ryzen 5 2600
- Memory: 8 GB RAM
- Graphics: NVIDIA GTX 1060 6GB or AMD RX 580
- DirectX: Version 12
- Storage: 3 GB available space
- Sound Card: DirectX Compatible
Recommended
Recommended:- OS: Windows 11 64-bit
- Processor: Intel Core i7-10700K oder AMD Ryzen 7 5800X
- Memory: 16 GB RAM
- Graphics: NVIDIA RTX 3060 or AMD RX 6700 XT
- DirectX: Version 12
- Storage: 3 GB available space
- Sound Card: DirectX Compatible
Game details Languages, features & support
- Publisher
- JMO INTERACTIVE
- Brazilian rating
- 14
- Steam Germany rating
- 16
- Features
- Single-player, Family Sharing
- Languages
- English*
*languages with full audio support - Support
- [email protected]
More analysis Activity patterns, updates & developer tools
Game Insights
Buy Verdict
Decent deal at 0% off, but might drop further. Watch for better opportunities.
Update Momentum
5 patches and 5 news items in last 180 days. Latest patch effect size: 0.00.
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