Buy Doorways: Prelude top-up
Official top-up · Steam key
Action, Adventure, IndieDeveloper: Saibot StudiosRelease: 2013-09-20Updated:
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// system_requirements
System requirements
Minimum
- Processor
- Dual core CPU @ 2GHz (Pentium D or better)
- Memory
- 1 GB RAM
- Graphics card
- NVIDIA 6800, ATI 1950
- DirectX
- Version 9.0c
- Storage
- 2 GB available space
- Sound card
- 100% DirectX 9.0c compatible Audio Device
- Additional
- Keyboard and mouse or Gamepad
Source: Steam · updated October 3, 2026
