My brother was also trying to migrate Outlook OST to PST for a long time, but he did not trust any tool as he was worried that his OST file data might get damaged. Then I advised him to use eSoftTools OST to PST Converter Tool which has been used by many users and they have got great results. Apart from PST file, using this software, OST file can also be converted to EML, MSG, EMLX, MBOX, HTML and many other files. Apart from this, when converting an OST file to PST, it also shows live preview before converting and using its free trial, you can migrate 25 emails from OST to PST for free.

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