Harmonix Music Systems · Harmonix Music Systems, Inc*
A City Sleeps

At a glance
Genres
- shoot 'em up
- shooter game*
Play modes
- single-player video game
Game facts
Developers
- Harmonix Music Systems
- Harmonix Music Systems, Inc*
Publishers
- Harmonix Music Systems
- Harmonix Music Systems, Inc*
Platforms
Players by platform
- Microsoft Windows*
- Maximum players (mode unspecified)
- 1*
System requirements
- macOS · Minimum*
- Operating system
- OSX*
- Processor alternatives
- Intel Core 2 Duo or Faster*
- Memory
- 4 GB RAM*
- Windows · Minimum*
- Operating system
- Windows 7 / 8*
- Processor alternatives
- Intel Core2 Duo 3.00GHz*
- Memory
- 2 GB RAM*
- Graphics alternatives
- ATI Radeon 2400*
- Graphics API
- Version 9.0*
- Conditions
- Controller strongly recommended!*
Steam version platforms
- Windows*
- Supported
- Yes*
- macOS*
- Supported
- Yes*
- Linux*
- Supported
- No*
Interface languages
- English*
- Full audio
- Yes*
Audio languages
- English*
Game features
- Single-player*
- Steam Achievements*
- Full controller support*
- Steam Trading Cards*
- Steam Cloud*
- Steam Leaderboards*
- Family Sharing*
Store genres
- Action*
- Indie*
Screenshots



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* Provisional data