KitchenSync: Syncing PIM Data 

KitchenSync is the KDE frontend to the universal standard syncing
solution OpenSync. It can be used to sync PDAs, mobile phones 
or other computers with the KDE desktop and some other applications.

KitchenSync depends on libopensync, which is available from Slackbuilds.org.

Homepage: http://www.kontact.org/kitchensync/