InFixi Convert OST to PST utility is safe solution which smoothly fixes errors of OST File and within minutes conversion OST file into PST file. With the help of free OST to PST Conversion utility you can convert outlook OST to PST File with full attachments- Inbox, Outbox, Sent Items, Deleted Items, Draft, Journals, Tasks, Calendars, Notes, and Contacts. It split large PST file into Small PST file from 1 to 5 GB.