Convert data files from OST to PST outlook without installing MS Outlook by download KDETools ost file to pst converter online tool. Along with the ost file converter software you can use 100% supported all versions of Outlook and Windows(32 and 64 Bit) for conversion files from OST to PST. It is the very easy way for converting all Exchange mailbox attachments such as- emails, contacts, calendars, journals, sent items, deleted items, and more objects. The OST to PST export tool has been well feature to split large PST files in small parts after converted OST files.
How to Convert OST to PST

http://www.osttopst-converter.com