Migrate OST to Office 365

OST to Office 365 Migration Tool to Migrate OST File to Office 365 cloud-based in easiest way.


TRIAL LIMITATION - Free download allows to convert and save upto 20 emails from OST to Office 365 Account.

Features - OST to Office 365 Converter

A reliable solution of importing OST file to Office 365 cloud. The software smoothly recover and migrate OST file to Exchange Online with attachments. The software executes the upload operation with whole OST data including attachments. The application provides following advantages to its users:

Bulk migrate offline ost file to exchange online

Bulk Convert OST File to Office 365 Account

The application is capable of importing multiple Offline OST files to Office 365 cloud at once. The only thing you need to do is collect all the OST files in a single folder and add this folder using the software's Add Folder option. Everything else will be taken care of by the software itself that will convert all the OST files from the selected folder into O365 account, in bulk.

view ost files before conversion

Support Smart Preview Facility

With preview function, you can view and check the accuracy and reliability of the tool before the conversion of OST file to Office 365 is done. This option helps users to analyse their data for any discrepancies and migrate only the desired OST file into OWA.

Import ost in office 365 with accurate Email Properties

Upload Complete OST Data to Office 365

The application move complete OST file to Office 365 account including emails, contacts, calendars, sent emails, and all other data available in OST file. The software is designed with separate tabs of Contacts and Calendar. They can be utilized for migrating only OST contacts and OST calendar into respective formats.

keeps maintain all the folder structure

Maintains Data Integrity

By using OST to Office 365 Converter tool helps to retain the entire data safe and secure. In fact, gives the resultant data exactly in the same manner. The application maintain folder hierarchy, their analogies & technical attributes remains in original format, after converting OST file into office 365 cloud. Hence, users can easily open the data in Office 365 later.

no limitation of file size

No File Size Limitation

This software permits user to migrate large size of OST files to Office 365 account without any limitation. It also keeps folder structure of OST data into O365 user account, which means the user can be opened resultant data in a comfortable manner. There is no limit of file size with this software. The software will upload small as well as large sized OST file directly to OWA account.

support date-filter option

Provide Date-Filter Option

The OST Mailbox to Office 365 software comes with another attractive Date Filter option to export selective OST data to Exchange Online. It enables the user to move the data using a date-filter feature. This is because sometimes users require the data falling under a certain date range. So, it is possible with this application. Users just need to select the date by clicking on "To" and "From." Once it is complete, the data of that particular date range will appear in front of users.

Independent Conversion Tool

Standalone Migration Application

The Offline OST File to Office 365 migration software is a complete independent application and does not needs installation of any supported email client application like Microsoft Outlook and Exchange Server. It does the migration of data perfectly even without both the platforms.

Supportable with all Windows OS

Supports all Versions of MS Outlook and Windows OS

The OST to O365 software supports all versions of Microsoft Outlook whether is it new released like Outlook 2019 or earlier versions like- 2016, 2013, 2010, 2007, 2003 and etc. And, also workable on all 32-bit and 64-bit Windows Operating Systems such as Windows Vista, XP, 7, 8, 8.1, 10 and all below editions.

Specifications - OST to Office 365 Converter Tool

Get to know all the needs to achieve before OST mailbox conversion to Office 365 account

Software Download

For OST mailbox to Office 365 conversion, users will have to download 2 products:

Download OST to O365 first software

Download PST to O365 second software

Demo Limitations

Trial of both the above products allows to export only 20 items per folder and saves them into Office 365 account

System Specifications

Hard Disk Space
Minimum 100 MB space is needy for installation

Around 2 GB of RAM is recommended

Intel® Pentium 1 GHz processor (x86,x64) or equivalent


  • Windows 10, 8.1, 8, 7, XP, Vista and below.
  • Internet Connectivity for direct OST files to Office 365
  • Valid Office 365 Account (Admin or user)

Supported Editions

  • Supported Plans: Office 365 Enterprise, Office 365 Business Premium, Exchange Online, Office 365 Business Essentials

Note : Admin account of Office 365 Webmail must be used for Admin Account Migration

Electronic Delivery

The delivery of the program is automated. You will get an email with the download link and the product activation details with in few minutes after the buy.

Working Guide

There are multiple approaches and applications available for importing Offline OST file to Office 365 cloud database, but Outlook Web App does not provide option to migrate OST file to Exchange Online. So, users go with the OST to Office 365 Converter Tool that allows perfectly export OST emails to O365 account with attachments.

Software to Transfer Email from OST to PST -

To perform migrate Offline OST files to Office 365 account process, first you need to convert OST files to PST format. After that you can upload the converted PST Files into Exchange Online. Follow step-by-step procedure to convert OST data to PST.

Step 1 - Download the Software

First, install and launch the software on the window machine.

launch the software

Step 2 - Add OST Files

Now, click on "Add Files or Add Folder" options to load OST files on the software panel.

add ost files on the software panel

Step 3 - Preview OST Files

Step 4 - Click Export button and Choose Output Format

Step 5 - Click on "Convert" button to start the process

Software to Migrate Resultant PST File into Exchange Online

For transferring OST files into Office 365 cloud, users will want to Import the resultant PST files from the above process to Office 365. To store and save your converted PST files into O365 account, first Download and Install PST to Office 365 software and then follow step-by-step tutorial to effortlessly export PST files to OWA..

Move Resultant Files in Office 365
For Single User

launch the converter

Import Resultant Files in Office 365
For Multiple Users

choose option

View Complete Process »

Few Related FAQs about the OST File to Office 365 Migration Tool

We have an extensive range of clients who current using our Migrate to Office 365 Solutions

Yes, OST to O365 Tool to convert 20GB of data without any problem. The time of the migration process depends on the quantity of data items that is to be converted. But, the software is able to deal with any size of files at a same time. The size of the data does not make any impact in the conversion process.

Under Demo Edition, you can convert first 20 emails from Offline OST files to Office 365 Account at free of cost.

No, there is no need to install Microsoft Outlook or Exchange Server for doing OST emails to Office 365 migration process.

Yes, OST to Office 365 Converter Tool allows users to convert selective and needed OST files to Office 365 Account.

Yes of course, OST mailbox to Office 365 software have the simplest and easiest interface which makes it very easy to operate. Secondly you can contact our support team which is available 24*7 for their customers who finds any difficulty to import PST files to Office 365.

Purchase OST to Office 365 Bundle

Buy registered license of OST File to Office 365 Tool and upload OST emails to Outlook Web App with full featured option and without any restriction.

Technical License

Bundle OST to Office 365


Buy Now100% Safe & Secure

100% Safe & Secure

Enterprise License

Bundle OST to Office 365


Buy Now100% Safe & Secure

100% Safe & Secure

Suggested: Please try our demo before purchasing the full edition of the program.


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