Free unlimited OST to PST converter with the help of eSoftTools OST to PST converter software. This tool has a demo version that allows users to convert OST files into multiple file formats such as OST to PST, EML, EMLX, Office 365, Yahoo Mail, Gmail, MSG,MBOX, etc. It supports all versions of Windows OS. This tool has a demo version that allows users to convert 25 items from each folder of OST for free. This tool converts OST to IMAP. this tool work offline and online in both mode.

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