Kerio Technologies has developed the Kerio Sync Connector for Mac application which allows direct data synchronization with the mailbox in Kerio Connect. Kerio Sync Connector for Mac is recommended to be installed especially on computers with Mac OS X 10.4 Tiger. Since Mac OS X 10.5 Leopard, it has been replaced by support for CalDAV.

Kerio Sync Connector for Mac and its features are focused in chapter 12  Kerio Sync Connector for Mac.