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Android
Business Model Attribute Image Freeware / Free-to-play / Public Domain
Minimum OS Class Required Attribute Image Android 2.3.3
Media Type Attribute Image Download
Input Devices Supported Attribute Image Touch Screen
Miscellaneous Attributes Attribute Image In-app/game/skill Purchase

iPad
Business Model Attribute Image Freeware / Free-to-play / Public Domain
Minimum OS Class Required Attribute Image iOS 4.3
Media Type Attribute Image Download
Input Devices Supported Attribute Image Touch Screen
Miscellaneous Attributes Game Center, Attribute Image In-app/game/skill Purchase

iPhone
Business Model Attribute Image Freeware / Free-to-play / Public Domain
Minimum OS Class Required Attribute Image iOS 4.3
Media Type Attribute Image Download
Input Devices Supported Attribute Image Touch Screen
Miscellaneous Attributes Game Center, Attribute Image In-app/game/skill Purchase

Linux
Business Model Attribute Image Commercial
Minimum RAM Required Attribute Image 2 GB
Drivers/APIs Supported Attribute Image OpenGL
Media Type Attribute Image Download
Minimum Video Memory Required Attribute Image 128 MB
Sound Capabilities OpenAL
Input Devices Supported Attribute Image Keyboard, Attribute Image Mouse
Number of Offline Players Attribute Image 1 Player
Steam Achievements, Cloud, Leaderboards, Trading cards
Notes OS: Ubuntu 12.04.3 or later
Processor: 2.33 GHz or faster x86-compatible processor
Graphics: OpenGL 2.1
100 MB free hard disk space required.
32 bits binary & a usb mouse is required & /dev/input/event* must have read permission

Macintosh
Business Model Attribute Image Commercial
Minimum CPU Class Required Attribute Image Intel Core 2 Duo
Minimum OS Class Required Attribute Image Mac OS X 10.6.6
Minimum RAM Required Attribute Image 2 GB
Drivers/APIs Supported Attribute Image OpenGL
Minimum Video Memory Required Attribute Image 128 MB
Sound Capabilities OpenAL
Input Devices Supported Attribute Image Keyboard, Attribute Image Mouse
Number of Offline Players Attribute Image 1 Player
Steam Achievements, Cloud, Leaderboards, Trading cards
Notes Processor: 2.0 GHz Intel Core 2 Duo processor or faster
Graphics: OpenGL 2.1
100 MB free hard disk space required.

Windows
Business Model Attribute Image Commercial
Minimum OS Class Required Attribute Image Windows XP
Minimum RAM Required Attribute Image 2 GB
Media Type Attribute Image Download
Minimum Video Memory Required Attribute Image 128 MB
Video Modes Supported Full screen
Input Devices Supported Attribute Image Keyboard, Attribute Image Mouse
Virtual Reality VR Compatible
Number of Offline Players Attribute Image 1 Player
Steam Achievements, Cloud, Leaderboards, Trading cards
Notes Processor: 2.33 GHz or faster x86-compatible processor
Graphics: OpenGL 2.1
100 MB free hard disk space required.


Technical information contributed by Sciere (576117)