Synchronize PST Files - Version 4.0 Software comes with two choices in license authority. First is Personal License which costs only $49 & the other one is business License that costs only $129. So, you can buy the full version with any of the offered license authority as per your requirement. With the free online demo you can synchronize first 50 PST files into small parts completely free without investing a single penny. If you purchase the full version you get advantage of receiving free updates about the software for 1 year. Technical team is always there to assist you for any technical issue, 24*7 you can approach them as per your own convenience & feasibility. If you synchronize PST file into small parts then it overcome the threat of PST file corruption & slow performance of MS Outlook. So, without wasting a single minute now just go for its online free demo version first & then acquire the full version by paying an affordable cost with desired license authority. Click here detailed info: http://www.splitpst.com/synchronize-pst-files-size.html