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OST to Office 365 Converter

OST to Office 365 Converter helps users to convert emails from Outlook OST file and move mailboxes file of all supported Outlook versions to O365 account, keeping Folder structure intact.

  • Convert OST File Emails, Contacts, Tasks, Journal files to Office365 Account
  • Date Filter to Export Selective Items in Date Range
  • Convert Recovered Outlook OST mailbox data to Office 365
  • No File Size limitation on Conversion of OST File to O365 Account
  • Software supports Outlook 2016, 2013 & All Below Versions
  • Maintain Folder structure of OST Mailboxes & Preserve Metadata Properties
  • OST to Office 365 Converter can export selective Data Items

(4.2 Based on 105 Reviews)

ost to pst converter supports

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Windows 10 support

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Outlook 2016

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32/64 Bits Support

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Features of OST to Office 365 Converter

convert ost to office 365 account

OST to Office 365 Conversion

The OST to Exchange Online Converter smoothly converts mailbox information stored in OST File to Office 365 Account. Software recovers and save all data items such as contacts, tasks, journal files and email messages with attachments to Office 365 environment.

date-time filter

Date-Based Filter Option

Advance Date-Based filter of OST to Exchange Online allow user to export mailbox items between the specific data range. In setting , the user has to just select the date range and software will move all selected Outlook OST file items to O365 Account.

convert selected items

Convert Selected Data Items

The OST to Office 365 utility provides users the option to convert & save the needed items. A user can select the desired items before the export step is executed. Once desired items are chosen, the export operation can be performed to move ost file to O365 Mailbox.

preview data items

Preview Data Items

When OST File added in the Outlook OST to O365 Software, user can view all details of OST file items. Preview all categories items details such as mails, contacts, journals, calendars before the final conversion of the information to Exchange Online account.

preserve ost file structure

Preserve Folder Structure & Meta- Data

While converting data of Outlook OST file, software maintains the sequence of the converted folders & sub-folders also and doesn’t change any meta-data properties related to message and data items

convert seleted ost files

Upload Selected Folder

A User can upload multiple folders to Office 365 Account. In Folder List section assists the user to select the desired entire folder and move all the data items directly to the O365 Mailboxes.

About OST to Exchange Online Converter

An Offline Storage folder used to store information while working with Exchange Server in Offline mode. With the help of .ost extension file, a user can edit, view and send emails to other accounts when internet environment is limited or unreachable. All emails get synchronized when internet connection available. As OST file acts as the main file that stored Outlook information in Offline mode. To transfer OST to Office 365 mailbox information, a user can download OST to O365 Converter and can access mailbox details from anywhere using the internet and without any data loss.


Need of OST to Office 365 Converter

An OST File easily gets easily corrupted due to various software and hardware issues. To secure data of Offline file user can move data into other account and Office 365 application is one of utility that can easily store all information of OST File. To solve the problem of conversion, a user can download converter to import OST file to Office 365. A user-friendly and highly advance tool that moves data all mailbox folder and emails files without doing any changes and maintaining the structure in another account.


Application Pre-Requisites

  • If you are using Windows 10/8.1/8/7 or Vista, then please launch the tool as "Run as Administrator".

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system requirement

OST to Office 365 Converter Video Tutorial

OST to O365 Converter: All Doubts & Queries!

Yes, Just select the desired multiple folders in Export screen while conversion process.
With the help of Date-Based filter, user can transfer emails from OST to O365 account of particular Date range.
OST to Exchange Online supports OST File of MS Outlook 2016, 2013, 2010, 2007 & All below versions
Client Reviews for OST to Office 365 Converter Software