Convert OST to PST for MS Outlook

The best performing OST to PST converter solution that easily recovers data from highly corrupted, inaccessible offline data file and converts OST to PST. Easy to navigate user interface, fast operation and innovative features for file conversion make the utility superlative. Also offers to move OST to Office 365, Live Exchange Server, MSG, EML, & MBOX format.

  • Convert Unlimited OST files to Outlook Compatible PST format in one click.
  • Convert large, orphaned, encrypted, Offline or IMAP OST into PST format.
  • Preserve folder structure, read/unread status, and other mail formatting/flags.

5 star rattings See our Reviews on Trustpilot 4.9/5 reviews

MailsDaddy OST to PST Converter Box

OST to PST Converter V5.0

5 star ratings See our Reviews on Trustpilot
  • Quickly scan & repair damaged as well as orphaned OST files.
  • Generate preview of emails and export complete OST data .
  • Best OST to PST tool for O365 & Exchange Server feature
  • Bulk Migration of emails, contacts, calendars, tasks, etc. in a few clicks.
  • Preserve Read/Unread status of emails & provide Date feature
  • Maintains same folder hierarchy with same HTML and text formatting.
  • Option to split the large OST data files during OST to PST Conversion.
  • Supports Microsoft Outlook 365, 2019, 2016, 2013, 2010 and 2007 etc.
  • OST to PST tool is compatible with Windows 11, 10, 8, 7, & Win XP etc.

Installation   Uninstallation   End User License Agreement

Efficient Features of this awesome OST to PST Conversion Tool

Add, Search & Scan OST Files

The application has an advance option to search and detect all .ost file extensions from any selected directory or drive. You can automatically search or manually browse an OST file to scan all mail folders or sub-folders quickly.

Repair Corrupted OST Files

The advance algorithm of the OST to PST converter allows repairing highly corrupted, damaged or orphaned OST file. Thus, you may be able to fix all OST file errors & make OST file readable after doing OST conversion to PST.

Recover Soft Deleted Items

The OST file conversion utility quickly retrieves soft deleted emails, calendars, contacts, tasks, notes and journals from the OST file. This option may be helpful to get back the soft deleted items from Outlook OST file.

Search Emails in OST Mailbox

The Search Mail option is upgraded now. One can search their OST emails from any folder using various searching criteria like To, From, Subject, and apply some filters during the searching like Date filter, Read, Unread mail, attachments, etc.

Batch Migration Module for OST to PST

It involves the multiple OST file selection at once and allows transferring the Offline data in PST, Office 365, Live Exchange Server, MBOX, EML, MSG, and HTML format in a few simple clicks.

Export Contacts & Calendars Individually

By using this OST Exporter tool the user will transfer all the contacts in vCard format and calendars in .ics format separately with a successful conversion process without facing any trouble.

Convert OST File in Live Exchange

This option is also available only for Business and Enterprise license users and helps them to convert OST file in Live Exchange Server. With this advanced feature, user can migrate to Exchange Server in a few clicks.

Migrate OST Data in Office 365 Account

The OST Converter tool facilitates the Business and Enterprise license users to export their OST data in Office 365 account along with complete or selective mailbox data like emails, contacts, calendars, etc.

Split PST File into Required Size

The OST to PST exporter tool is applicable to split resulting PST file into required size while transferring data from OST file to PST format. This is an optional choice that can be used for creating multiple PSTs from single heavy Microsoft OST file.

Quickly Convert OST to PST File

This is the most preferred option by using which you can simply copy an offline folder to PST and import .ost data file into Outlook 2019, 2016, 2013, 2010 and 2007 etc. With the help of this feature, you can open OST file without Exchange server.

Multiple Export Options

The application provides many choices to extract emails from OST file and save into EML, MSG and MBOX file formats. In this way you can migrate and use OST file messages with other MSG, EML and MBOX supported email clients.

Multiple Naming Conventions

Use multiple naming convention options while saving OST file to MSG, EML and MHTML file formats. The software supports multiple naming convention options (Subject, Date, Subject + Date, From + Subject + Date, Auto increment).

Preserve Folder Hierarchy

The OST to PST converter keeps the original folder structure and maintain all folders and sub-folders in the hierarchy. You can simply click on the plus icon to expand all the folders within a respective folder.

Convert Email Attachments

The main benefit of using this application is that you can easily convert Microsoft office outlook offline folders to .pst along with email attachments. All respective email attachments will be exported into their original format.

Maintain Mail Properties

The OST to PST conversion program capably preserves and maintain entire mail properties such as: To, Cc, Bcc, From, Subject and Date etc. The tool also keeps read and unread email status while generating the complete preview.

We Convert All Data from OST to PST Format!

Email: MailsDaddy OST Converter to PST tool provides the perfect method to convert OST emails with complete properties. Some of the most popular components are given below-

  • To, CC, BCC, From
  • Date and Subject
  • Inline Images
  • Signature
  • BCC
  • CC

There is no need to panic about folder hierarchy of OST mailbox. The OST to PST converter software always maintains the original folder structure. It keeps the original formatting of the email body.

Attachments: OST2PST Converter software converts OST emails to PST with all types of attached files completely such as –

  • JPEG
  • JPG
  • TXT
  • DOCS
  • MP4
  • XLS
  • PNG
  • ZIP
  • PPT

Folders and SubFolders: MailsDaddy OST Converter software exports all folders and subfolders of OST mailbox to PST and other formats. Few common folders are given bellow –

  • Inbox
  • Outbox
  • Drafts
  • Sent Items
  • Deleted Items
  • Task
  • Notes
  • Journals

Contacts: OST to PST migration tool allows converting Outlook contacts to VCF and CSV file-formats including Name, Email ID, Address, Image, Contact No, Office Address, Company Name, and Notes etc.

  • Phone number
  • Email ID
  • Business Email
  • Image
  • Mobile
  • Location
  • Address
  • Attachments

Calendar: OST file to PST Converter software has one more outstanding feature that is it exports OST mailbox calendaring data to ICS format with the original date, time, and content.

Calendar Types:

  • Meetings
  • Appointments
  • Events
  • Recurring meetings & Events
  • Tasks

Eye-Catching Features of MailsDaddy OST to PST Converter software

bulk ost to pst conversion

Batch OST Files Conversion

Today's world have no time for wasting, we always want to do more in less time. As per today's requirement, we have added one useful feature "Bulk Conversion". This OST to PST Extractor software provides an option to convert OST to PST in bulk mode. You can add multiple OST mailboxes at the time for performing multiple OST file to Outlook PST Conversion without altering the original folder structure.


Import ost to Office 365 & Live Exchange Server

This feature makes the software most useful and advanced. You can easily import complete OST mailbox data to Office 365 and Live Exchange Server. The software provides an option to export OST items to primary and archive mailbox of Office 365 separately. Just apply an option and you can simply use desktop-based Outlook data on cloud-based email platform without missing any single bit of original data by using OST to PST Converter software.

  • You can avail this feature with the Business & Enterprise license.
migrate ost to o365 & exchange Server
Export OST to Diffrent Formats

Convert OST Emails to Single Mail Format

MailsDaddy OST converter software provides a most useful feature to convert OST emails to multiple file formats apart from PST such as -

  • Convert OST to EML
  • Convert OST to MSG
  • Export OST to HTML & MHTML
  • Export OST to RTF

It provides a "Naming Convention" option to save emails in your required file name. It always maintains folder structure and saves OST emails in the original folder hierarchy.


Export Selected Folders or Items

This is another helpful option provided by the application which can be used to export only selected folders or messages to the desired file format. So you can select the needed folder and convert OST to PST file format.

  • Find Emails by using To, From, and Subject properties
  • Search emails by using the Date range
export selected folders from ost to pst
Meet Our Happy Clients

MailsDaddy provides top-rated and trustworthy products to every client, this is why we are the most reliable and advanced brand in the online market. We have a lot of solutions for Outlook management and data conversion. Find out the best client testimonial from here before using MailsDaddy OST to PST Converter software.

Frequently Asked Questions for OST to PST Converter
FAQs for MailsDaddy OST to PST Software
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Always Here to Help You...

Ohh… you are in any trouble while using our OST converter to PST software. Don't worry, MailsDaddy best technical support team is always here for you. You can ask any question about our product. We will help you for quick OST to PST conversion process.

The DEMO version is available at free of cost with limited functionalities. After generating the complete clear preview of OST file, it provides an option to exports only first 20 items from every folder of OST mailbox.

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