Download OST File Recovery Tool to recover data from OST to PST Outlook file without making changes in your OST file. With the help of Outlook OST File Recovery Software you can recover data from OST File into PST with full attachments- Inbox, sent mail, deleted mail, outbox, draft, tasks, notes, appointment, contacts, calendars, journals in just few seconds. This split large PST File into Small PST File up to 5 GB.