Download and try Seasonality free for 30 days. If you would like to purchase Seasonality, click Buy above. Current users of Seasonality can also upgrade to the current version by downloading the archive below and replacing the previous version with the new one. Your license should carry over to the new version automatically.

Seasonality requires Mac OS X 10.3.9 or higher.

Seasonality 1.5.1 (Alternate)

A problem has been reported with Seasonality 1.5.1 running under Mac OS X 10.3 Panther. I will be looking into this issue and providing a fix in the first week of July. In the mean time, please download Seasonality 1.5. Thank you for your patience.