Dakon OST to PST Converter - v3.0

Tool to Recover Orphan or Corrupt OST file & Convert OST to PST, MBOX, MSG, EML, vCard, vCal, Office 365 & Live Exchange Server .

The OST to PST converter tool that allows to a flawless method which easily converts unlimited OST files to PST instantly for Ms Outlook data without Exchange server. Dakon OST to PST Converter tool is also able to recover corrupt OST file with simple and easy way to recover OST mailbox like-journals, reminders, outbox and appointments and save into PST, EML, MSG, HTML, vCard, vCal, Office365 and PDF format.

Reviews Rated 4.7/5 based on 21 customer reviews
  • Quick & guaranteed migration from unlimited OST to PST file.
  • Quick and instantly migration of unlimited OST file to PST format.
  • Converts OST mailboxes to PST, EML, MSG, EMLx and HTML, file.
  • Instant display Preview the all items, folders before converting from OST to PST file.
  • Quick recovery of corrupted, damaged and password protected OST files.
  • Instant recovery of all deleted folders, emails from OST mailboxes.
  • Maintains all properties (to, cc, bcc, subject, time, attachments, embedded images, etc).
  • Complete conversion of OST contents (Mails, Contacts, Calendars, Journals, Tasks, etc).
  • Convert multiple OST emails and import into Office365 (Cloud) or Live Exchange Server.
  • Migrate OST mailbox into MBOX thunderbird or Apple for Mac mail format.
  • Option to Export Selected Items/folders from OST to PST.
    [*Split PST file during the migration from OST to PST.]
  • Supports all edition of Microsoft Outlook 2016 (64bit or 32bit), 2013, 2010, 2007, and 2003.
  • Most importantly, No size limitations and recently successfully convert 170.6GiG file from OST to PST.

Free Download
Buy Now - $29 How it Works

Installation Uninstallation EULA

**Free Download version enables you to Preview the converted OST file and Save only 30 emails items per folder.

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Additional Advantages

Quick Convert OST to PST

Dakon OST to PST converter for making safe conversion of OST data to PST without changing any items properties. This OST to PST file conversion software also converts OST files into multiple file format PST, EML, MSG, HTML, EML, vCard, The tool is compatible to successfully works with all MS Outlook version.

Restore Inaccessible/Orphan or Corrupt OST File

This software of OST to PST Converter has influential techniques to restore the inaccessble / orphan or corrupt OST file to extract the mailbox data as importable PST file.

Split Large Outlook PST files

The software additional option allows the users to split high large/over-sized mailbox files from OST/PST files based upon user's requirement. Additional Split option allows the customers to select the size of ensuing OST/PST files so that the software can produce the similar number of Outlook PST files

Export OST mailbox to Office365/Live Exchange Server

Additional option to Transfer OST items to Office365 – The OST to PST Converter tool comes with improved features which offers to directly export unlimited mailboxes items from OST files to Office365 account with effortlessness.

Free Preview of OST mailbox

The OST to PST Converter tool which allow to see the free display Preview of conversion for OST file to PST. All you need to download free version the tool and Open/Scan your OST files, after scanning, the free demo version allow the preview of converted OST file to PST format. To Save free 30emails per folders with all mailbox items, folders will save at you specified location.

Option to Export Selected Items

OST file conversion utility provides option to extract selected items only from OST Mailboxes within few moments. You can easily create separate file for Emails Contacts, Calendars, Journals, Tasks, Notes, etc. It also facilitates you to export OST items on user-specified location.

Maintains All Meta Properties

When the Offline OST email data is recovered, the authenticity of OST to PST Converter tool will be shown by maintenance of meta-data properties like subject, To, Cc, Bcc, draft, notes etc even in new profile.

Multiple Saving options for Individual Format

OST to PST conversion software is absolutely fruitful to use because it provides the option to export OST files into various files formats such as PST, MSG, HTML, EML, EMLx VCAL, VCard, vCal, etc. The restored items from orphan OST files will be easily exported to the selected file format from any of listed formats


  • Firstly, download and Run Dakon OST to PST converter software.
  • Select your OST file from "Browse" option.
  • Check full preview of your selected OST files.
  • Click on "Export" button and choose PST (You can also choose options like MBOX, EMLX, Vcard, Vcal etc.) from saving options.
  • Click "Browse" button to save destination path.
  • For splitting PST file, choose desired option: "Split PST" to divide file by size "Message Filtering" to divide file by date.
  • Click on "Convert Now" button to start conversion process.
  • The software will scan the OST file and list all the mailbox folders in the left pane. Click on a folder to preview its items and save them at a destination location.

    "Yes" the tool can convert corrupted, damaged, highly-encrypted, and password-protected OST files to required file format in healthy form without losing your important data.

    There is no restriction in loading the Inbox emails or other items using Demo version. It works as same as Full version. The only restriction is to save the complete items on local disk.

    Dakon OST to PST converter tool supports all edition of Microsoft Outlook 2016 (64bit or 32bit), 2013, 2010, 2007, and 2003

    The Offline storage table also known as OST is a local copy of a user mailbox stored on Exchange server. By default, you can find .OST file on the following locations:
    drive:\Documents and Settings\\Local Settings\Application\Data\Microsoft\Outlook

    No, there is no file size restriction on the tool. This tool is made for high data conversion and tested upto 1TB of OST to PST data conversion.

    Yes, this tool is made for high data conversion and tested upto 1TB of OST to PST data conversion.

    No, there is hardly any requirent for original Outlook profile when it is to perform OST files into Outlook PST. This tool can also convert your data without Outlook.

    No, it does not required any online assistance in conversion process. This tool is made for offline conversion and barely needs web access.

    Dakon OST to PST converter tool is not a freeeware tool but Yes, we provide free demo version where you can easily check the preview of all contents of OST files including Emails, Contents and Calendar.

    Yes, there are many advance advantages in full version of the software. Your data is safely converted with our trusted software in many formats and one tool can be connected with another computer at same period of time. It converts corrupted, password-protected and highly encrypted data easily with no file size limitation. It can converts and import files into office365 and Live exchange server also. You can check more benefits in our website.

    Top Prestigious clients

    • NBC
    • History Channel
    • USA Network
    • The Weather Channel
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