EmailDoctor OST to Office 365 Migration Tool
Quickly Convert OST to PST & Most Popular File Formats on Win OS

OST File to PST/ Office 365 File Converter

An easy to use OST to Office 365 migration software which allows uploading of OST to PST, MSG, EML, HTML & Office 365 with entire data like; Emails, Contacts, Calendars and Attachment etc.

  • Category-wise facility to import OST folders to Office 365 platform
  • Export OST to PST format and restore deleted data from Offline mailbox
  • Preview all e-mails & attachments prior to moving it to PST/ Office 365 account.
  • Outlook or Exchange connection is not required in order to move OST file to Office 365 off premise.
  • Does not restrict for size limit and upload OST to Office 365 /PST / HTML /EML by maintaining original folder structure.
  • Provides Date filter option to import OST file to Office 365 with 100% secured migration
  • Import Exchange Server OST, IMAP, Office 365 & Hotmail OST files to Office 365/ PST account.
  • Compatible with all Windows based OS; Windows 10, 8.1, 7, Vista, XP & all earlier versions.
{ Demo version let you export 25 selective items/folder }

Buy Now @ 49 Product Guide

Important Features of OST File to Office 365 Migration Tool

browse file

Add & Scan Orphan OST File

Software uses special technique to browse OST file even if OST has corrupted. You can browse and add OST file from any location to upload offline OST to Microsoft Exchange Office 365 environment.

scan file

Previews of OST File and Its Data

Tool presents preview of ost file along with attachments. This utility is designed in such a way that it previews all data items stored in the ost file such as emails, journals, notes, tasks, contacts, etc.

metadata of Outlook data structure

Import OST to PST / Exchange Online

It’s an instant solution which organize date faced filtering to import OST file to Exchange online Office 365 platform. Just by choosing Export option of software, user will able to upload OST to Live Exchange Office 365.

preview data item count

Maintains On Disk Folder Structure

Software uses special procedure to preserve meta data (to, cc, subject, size, etc) of OST file while moving offline ost messages to Office 365.

export selected items from OSTto PST

Option to Export Selective Items to PST & Exchange Online

Users can upload only selected items just by selecting the emails. There exist date filter option to migrate OST messages to Exchange Online according to specific date range.

export selected files from OST to PST

Keeps Care About Original Mail Property

OST to PST Converter does not alter the originality of OST file items like To, CC, Bcc, Subject and From etc. Users can access original offline .ost data without any hurdle.

maintains folder hierarchy

Select OST File of Any Size

OST to PST Converter application offers a flexibility to select OST file of any size and scans corrupted OST file for importing them into Office 365 account.

email filter by date

Upload OST Without Outlook or Exchange Server

OST file to Office 365 importer is an independent tool and does not requires setup of Exchange Server or Outlook to Move OST to Live Exchange Office 365 platform.

Why a Need Arises to Migrate OST to Exchange Office 365?

Microsoft offers a valuable cloud based service named as Office 365 email platform. It’s a cloud based platform which provides web-enabled access to email, important data on almost any device —including PCs, Macintosh computers, iPhones, Android phones, and BlackBerry smartphones. Office 365 uses the same features used in Microsoft for maintaining safety and security. Let’s see the common reasons behind OST to O365 migration are;

  • No need to depend on local server for accessing of data
  • Having low cost and easy maintenance
  • Easily collaborate inside and outside of organization

How to Move OST File to Office 365 / PST / HTML / EML/ MSG Account?

If you want to access OST file in Office 365 then firstly you need to convert OST to PST extension and then import them into Office 365 email profile. However, it’s tough task if you have number of OST file to be imported to Office 365 platform. It’s recommended you to implement conversion technique of EmailDoctor OST to Office 365 Converter to import all or selected OST’s emails, contacts, calendars and attachment etc to Office 365 easily. In order to migrate OST to Office 365 account using this OST to Exchange Office 365 Importer, a user can follow the steps mentioned below:

Step 1. Open the OST file to Office 365 Migration tool and click on Add File button

Step 2. Choose the OST file that you want to import to Office 365 account

Step 3. The tool provides a preview of all data items stored in OST file

Step 4. Click on Export button to begin the migration process

Step 5. After that, choose the Office 365 radio button and enter destination mailbox details

Step 6. In last, click on the Export button to import OST to PST, HTML, Microsoft Exchange Office 365, MSG & EML account successfully

OST to PST / Exchange Office 365 Import Software's Screenshots

Select Outlook (.ost) file to convert
After file selection Click on Next button

Watch The OST to PST /Office 365 Migration Procedure

Frequntly Asked Questions

Is it necessary to have Exchange Server or MS Outlook on the system to perform migration?
No,, it is not mandatory to have a connection with Exchange Server and MS Outlook installed on the machine to move OST file to Office 365.
Can I use this tool to import emails only from OST file to Office 365 account?
Yes,you can check the Mail option in Categories field from the Advance Settings, the tool will import all emails only from OST to Office 365 account.
Does the software retain folder structure after OST to Office 365 Migration?
Yes, the OST to PST / Exchange Office 365 Migration Wizard keeps the folder hierarchy intact original even after process completion.
Can I use this OST to PST Conversion application on Mac OS X machine also?
No, you are not allowed to use this application on Mac OS. It is a Windows-based application and can be run on that only.

Client Reviews on OST to Exchange Office 365 Migration Software

Client ReviewsThe OST to Office 365 Conversion tool works like a charm. It imported my multiple OST files into an Exchange Online (Office 365). Importing selective email by date filter option is a unique a feature I noticed in this migration tool. Good bye Outlook!!

— Norbert Kraus - USA

Client ReviewsUltimate Conversion solution! My search for a tool to move OST file to Office 365 is ended at EmailDoctor with which I imported offline OST emails to Exchange Online. Thank you Developer team for developing such an intuitive OST to PST Conversion application!!

— Kimberley Williams, United States

Client ReviewsThanks to this migration software for helping me. As I was having an inaccessible OST file containing important data in it. After importing OST file to Office 365 account, it becomes easy for me to access that important data anywhere I want. I never tried such a useful application in my entire life. Great work developers. Hats Off!!

— Willard Alvarez, London

Client Reviews of OST to PST ConverterA Single application with so many features is like a dream come true. This OST to Office 365 Migration tool is so good that it move my orphan OST file to Office 365 mailbox in just a few number of clicks. Moreover, the tool does not have any OST file size limitation. Therefore, I liked this OST to PST Migrator application so much and going to suggest it to others also.

— Marion Barber, Seattle