The trial version includes 15 levels
Demo only includes the first 20 levels.
The level of this version is limited.
Demo 7 levels are included.
The demo version includes a layer and it can be played with Sonic characters.
Require Java Runtime Environment
It may be as before
For Windows 2000, XP, 2003, and Vista. Java runtime environment is required, but the installer comes with it.
Limit of 5 uses
Operating System: Windows XP, Windows Server 2008, Windows Vista, Windows 7, or higher.
Library: Microsoft. Net Framework 3.5