
DataVare OST to PST Converter Expert
Easily convert OST files to PST without Outlook and Exchange Server
One time fee260 impressions#537 of its week
Converts Outlook OST files to PST without needing Outlook or Exchange Server.
- for
- IT admins, support staff, and users needing to recover or migrate OST data.
- pricing
- freemium · free trial
Key features
- OST to PST only — Converts OST files directly to PST format, preserving all data types.
- Accurate results — Exports all folders, emails, contacts, calendars, notes, tasks, and journals without loss.
- File filter — Select specific OST files or folders from any drive for conversion.
- Custom output location — Choose any local folder or sub-folder to save the resulting PST.
- High compatibility — PST files work with Outlook 2003-2021 and later versions.
- Bulk migration — Convert multiple OST files in one batch operation.
- Windows & macOS support — Runs on all recent Windows and macOS versions.
- Repair corrupted OST — Repairs damaged OST files before converting them to PST.
Use cases
- Recover data from corrupted or inaccessible OST files.
- Migrate archived Outlook data to PST for backup or archiving.
- Move mailbox data from Exchange OST to local PST for offline access.
- Export OST data on a Mac without installing Outlook.
DataVare OST to PST Converter Expert FAQ
Can I convert OST files without Outlook installed?+
Yes, the tool works independently of Outlook and Exchange Server.
What Outlook versions are supported for the resulting PST?+
PST files can be opened in Outlook 2003 through 2021 and newer versions.
How many OST files can I convert at once?+
The bulk feature allows multiple files, but only one OST file is processed at a time per conversion run.
Is there a free version?+
A free demo lets you convert a few OST files; unlimited conversion requires the paid license.
Does the conversion keep folder structure?+
Yes, the tool retains the original folder hierarchy and all item properties.
What are the system requirements?+
Windows 7-11 or macOS 10.12-13+, 512 MB RAM, 100 MB free disk space, and a Pentium-class processor.
Summarized by DevHunt from datavare.com · Oct 7, 2026. Details may change; check the official site.




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