MailsDaddy OST to PST Converter
Best Solution to Easily Convert OST to PST Format
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MailsDaddy OST to PST Converter converts Outlook OST files to PST and other formats while preserving data and folder structure.
- for
- IT admins and users needing to recover or migrate Outlook offline data files.
- pricing
- paid
Key features
- Bulk Conversion — Convert multiple OST files to PST, MBOX, EML, MSG, PDF, HTML in one operation.
- Repair Corrupted OST — Scans and fixes damaged or orphaned OST files before conversion.
- Folder Hierarchy Preserve — Maintains original folder structure and email formatting in the output.
- Selective Export — Export chosen folders or items with advanced search and filter options.
- Live Exchange Migration — Business/Enterprise licenses can import OST data directly into a Live Exchange Server.
- PST Splitter — Split large PST outputs into smaller files of defined size.
Use cases
- Migrate multiple user OST files to PST for archiving
- Recover data from a corrupted Outlook OST file
- Move OST data to a Live Exchange Server during a migration
- Export contacts and calendars to VCF/ICS for other email clients
MailsDaddy OST to PST Converter FAQ
Can the tool convert several OST files at once?+
Yes, the Bulk Mode lets you select and convert multiple OST files simultaneously.
Does it repair damaged OST files before conversion?+
The Deep Repair feature scans and fixes corrupted or orphaned OST files so they can be converted.
Is the original folder structure kept in the PST?+
The converter preserves the exact folder hierarchy, metadata, and read/unread status.
Can I export contacts and calendars separately?+
Yes, contacts can be saved as VCF and calendars as ICS files.
Is there support for migrating directly to Exchange Server?+
Business and Enterprise licenses include a Live Exchange migration option.
Summarized by DevHunt from mailsdaddy.com · Oct 6, 2026. Details may change; check the official site.
