Apple iTunes provides iPhone and iPod Touch backup and restore facility, but if you have jailbroken your device you must be having lots of stuff that iTunes won't backup, in such a situation restoring your device will result in loss of such data, thanks to brand new software iSafeCopy you can now backup and restore that data savings lots of time re-installing everything from scratch.
iSafeCopy is currently in beta and allows iPhone and iPod Touch users to backup and restore Cydia sources, installed applications, Winterboard Themes, Cycorder Videos, Camera Roll Images, Wallpapers, MxTube saves, Ringtones, Address book, SMS, Notes, iBlacklist Database, Full Call History and Calender data with ease.
Using iSafeCopy is pretty straightforward you simply download the application
from here (link removed see update below), Now, extract and launch iSafeCopy and connect your iPhone or iPod Touch to start using the software, the application makes use of SSH to communicate with iPhone so make sure you have OpenSSH installed on your device and allow iSafeCopy bypass Windows firewall.
The BETA version of the software is limited to 30 days to make sure users use bug-free final version instead of beta after launch.
It seems the product is no more supported and users are not getting their registration codes after payment, see comments below.