Synchronize iCal calendars between different Macs. iSynCal is built to synchronize events and todo from iCal calendars between two or more Mac computers using the standard Apple File Sharing shipped with Mac OSX. You will no longer need of a .Mac account neither to publish your calendars on an external FTP or WebDav server. You can even use iSynCal to synchronize your calendars with your iPod or between multiple users on the same Mac. It is also possible to schedule the synchronizations and run them in unattended mode.