Any color-capable Macintosh. This product is not OS X compatible.
When using the software during the evaluation period, please be aware of the following limitations. These restrictions are removed once you have purchased Bubble Trouble and entered your License Code.
Open the downloaded file, and follow the instructions.
Try before you buy! Evaluate Bubble Trouble in trial mode for 30 days.
Register Bubble Trouble by following the instructions displayed at launch.