Android
Minimum OS Class Required Attribute Image Android 2.2 (Froyo)
Media Type Attribute Image Download
Input Devices Supported Attribute Image Touch Screen, Track Pad
Number of Offline Players Attribute Image 1 Player
Notes Google has a free and full version available; Amazon has the full version available

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
Number of Offline Players Attribute Image 1 Player
Miscellaneous Attributes Game Center

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
Number of Offline Players Attribute Image 1 Player
Miscellaneous Attributes Game Center

Linux
Business Model Attribute Image Commercial
Minimum RAM Required Attribute Image 512 MB
Media Type Attribute Image Download
Minimum Video Memory Required Attribute Image 64 MB
Number of Offline Players Attribute Image 1 Player
Steam Achievements, Leaderboards, Trading cards

Macintosh
Business Model Attribute Image Commercial
Minimum CPU Class Required Attribute Image Intel x86
Minimum OS Class Required Attribute Image Mac OS X 10.5.8
Minimum RAM Required Attribute Image 512 MB
Media Type Attribute Image Download
Minimum Video Memory Required Attribute Image 64 MB
Number of Offline Players Attribute Image 1 Player
Steam Achievements, Leaderboards, Trading cards

Windows
Business Model Attribute Image Commercial
Minimum OS Class Required Attribute Image Windows XP SP2
Minimum RAM Required Attribute Image 512 MB
Minimum DirectX Version Required DirectX 9.0c
Media Type Attribute Image Download
Minimum Video Memory Required Attribute Image 64 MB
Number of Offline Players Attribute Image 1 Player
Steam Achievements, Leaderboards, Trading cards
Notes 1gb RAM needed if using Windows Vista or Windows 7

Windows Phone
Business Model Attribute Image Commercial
Input Devices Supported Accelerometer/Gyroscope, Attribute Image Touch Screen
Notes Download size: 21MB


Technical information contributed by havoc of smeg (22285) and LepricahnsGold (128281)