Syncsi Portable for Outlook
Syncsi Portable for Outlook can synchronize, share and backup your Outlook data using a USB Drive. Use portable storage devices (USB flash drives, memory cards, external hard disks) to transfer Outlook data.
It installs to a portable storage device. All Outlook data then can be saved to this device along with the utility. You can always have your Outlook data with you and restore or preview it when needed.
* Synchronize only 4 folders.
The license of this software is Free Trial Software, the price is $29.95, you can free download and get a free trial.