KaleidaGraph v4.5.4 runs under OS 10.4 through OS 10.14.
KaleidaGraph v4.5.4 runs on Windows XP (SP2) up through Windows 10.
If you run into problems with v4.5.0-v4.5.3, download the free updater to v4.5.4 from the Software updates page. For older versions, it would be best to upgrade to the current version.
Posted in: * Frequently Asked Questions