OST to PST Converter Features

Recover and convert inaccessible and
encrypted OST files

OST to PST Converter

Free OST file preview

EdbMails OST converter allows you to preview and read the contents of offline OST files before starting the PST conversion.

Its straightforward interface makes it easy to view and select different mail items such as contacts, attachments, tasks, emails, calendar entries etc.

View OST file and preview the contents

Convert password protected OST to PST

Recover and convert encrypted OST file

EdbMails allows you to convert an encrypted and password-protected Outlook OST to PST file format without using a decryption key and safely recover the data regardless of the Outlook version you use.

Save the mail data to different formats such as HTML, EML and MHT or directly migrate to Office 365 / live Exchange.

Restore and convert mails, contacts, tasks, notes

EdbMails granular restore and conversion feature allows you to select and extract individual mails, contacts, tasks, journals from OST to PST.

It also keeps the exact same replica of the folder and content structure on the target PST file, ensuring complete conversion integrity.

Export contacts, tasks, notes from OST



Convert corrupted OST files

Using EdbMails you can restore and convert corrupted, ransomware-affected and inaccessible OST files within minutes.

Learn more


Lightweight and fast

EdbMails is a lightweight application that runs without consuming a lot of system resources. This allows for quick recovery, conversion, and migration operations without burdening your computer.


Multiple export options

Take advantage of the software’s support to save your OST file into HTML, EML and MHT formats. This is useful if you would like to export your mail for a legal requirement or view it without installing Outlook.

Learn more


Split oversized PST files

EdbMails provides you the option to split your source OST file into multiple target PST files during the conversion process. You can also merge the PST files using the application’s free PST merge tool.

Learn more


Export selected mail items

Using EdbMails filter options, you can, for instance select mail items between specific Date intervals or export based on Subject, Attachment etc.

Learn more


Support for Unicode characters

The application can perfectly recover data formatting from your source file and convert Unicode and non-English characters to PST without data loss.

Learn more


Convert orphaned OST file to PST

Recover and convert offline OST file

Recover and convert orphaned, offline OST files to PST in your local environment without connecting to your online IMAP or Exchange server mailbox.

EdbMails supports all IMAP, Exchange and Outlook OST files and works on all Windows Operating Systems and Windows Server versions.

Backup Exchange and IMAP mailboxes

EdbMails can backup your IMAP or Exchange mailbox from a local OST file by converting them to Outlook PST files.

You can import this PST backup into Outlook to start setting up your old account on a new computer.

Backup Exchange mailboxes by converting OST to PST

Simple OST converter software

Easy to use OST converter software

EdbMails makes it easy to convert a corrupted or orphaned OST file without the need for manual procedures.

Its user-friendly interface assists you in sorting mailbox items and selecting folders with no restrictions on the number or size of files that you can convert.

Try the Free Trial now!

Smoothly recover and convert encrypted and orphaned OST to Outlook PST.

Download Now!

All-in-one OST recovery and export

Recover and convert an Outlook OST file and migrate to Office 365 and live Exchange