I would like to suggest the best converter solution, MailsDaddy offers an efficient MBOX to PST converter program with a low price and many advanced features.

Advance feature:

Easy-to-use interface
Advance filter option
Support 30+ desktop-based email client
Preview data before conversion.
Maintain data security during the conversion period.
Multiple export options.
Support all windows new to old.
Cloud export.
Add multiple MBOX files at once.
This solution supports MS Outlook in all versions.
Offers a free trial version for all users.

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