How to Convert OST to PST?

If you want to Convert OST to PST then you can take help of this third party solution Regain OST to PST Converter Software that helps user to Convert any size of OST file into PST and many other file formats like: PST, EML, MSG, MBOX, HTML, ICS, VCARD etc. You can also Export OST file into Office 365 Account and Live Exchange Server. This Software also offer free trial version and where you can save 30 emails per folder at free of cost.