Launched January 6, 2026
DataVare OST to PST Converter Expert

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

Download the DataVare OST to PST Converter Expert to easily converts multiple OST files to PST format while retaining all data including email, contacts, calendars, notes, tasks and journals. It only takes three to four migration steps and users with low technical experience can do it with minimal support from specialists. For testing reasons, try a free demo or download the OST to PST converter and upgrade to a paid version that allows you to convert limitless OST files. The tool displays a preview of the scanned OST file and converts data in an excellent manner. It meets both personal and commercial needs. It works well with all Mac and Windows operating systems including Vista, XP, 11, 10, 8 and 7.

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

8 features of DataVare OST to PST Converter Expert
  • 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.