OST to Office 365 Migrator

   Simply Import OST to Exchange Online

Use this reliable tool for migrating OST file to Office 365 cloud mailbox. The OST to Office 365 program lets you to upload OST file emails, contacts and calendar items into Exchange Online (Office 365) account. It supports migration of offline, corrupted as well as orphaned OST files and move all data into your Office 365 account. The software preserve folder structure and Meta data properties while migrating ost file to office 365. The size of an OST file doesn't matter for the software you can move large OST file to Office 365 account. It is highly recommended to download and try free trial edition of OST to Office 365 migrator.

Key benefits of OST to Office 365 Tool


Import Selected Folders to Office 365 account

This option is very helpful for those users who wants to import a few required folders of OST to Exchange Online. The software lets users to select or unselect folders according to their need for migrating OST file to Office 365 mailbox.

Migrate Emails, Contacts, Tasks, Calendars and more

The OST to Exchange online migrator imports OST file emails, calendars, contacts, tasks and other all items into Office 365 account. The software creates a new folder in Office 365 and import entire data of OST file into newly created folder to avoid duplication.

100 % Secure OST to Office 365 Migration

The OST to Office 365 migrator creates a secure connection with your office 365 account and never ask to remember or save login credentials. The entire OST to Exchange Online migration will be performed securely by the software.

Independent Migration Tool for OST to Office 365

This is a standalone solution to upload OST to Office 365 account which does not demand for Microsoft Outlook, Exchange Server or any other software applications to perform OST file to Exchange online migration.

Features Provided by OST to Office 365 Migrator


Show preview of OST file emails, contacts and before migrating them to Office 365.

An easy to use migration tool to Move OST file to Office 365 cloud platform

Allows migrating selected folders of Exchange server OST file to Office 365 off premise.

Option to search and migrate required emails of OST file to Exchange Online.

The software preserve the folder hierarchy and keep Meta data properties.

Quick migration ability to import OST to Exchange Online within a very short time duration.

Support OST files created by Exchange server IMAP & Hotmail for migration to Office 365 account.

Compatible with Windows 10, 8.1, 7, Vista, XP & all older versions of Windows operating Systems.

Screenshots to Ensure How to Import OST to Exchange Online (Office 365)


Watch Online Video of OST to Office 365 Migration Software


The video presentations below will assist you that how software imports OST files into Exchange Online (Office 365) cloud platform.

Why this OST to Office 365 Migrator is used?

There are several scenarios where the OST to Office 365 migration tool plays a vital role. Here are a few common scenarios for OST to Exchange online migration:

  1. Migrate users' from on-premises Exchange Server to Exchange Online: The software is used to migrate Exchange server user mailboxes (.ost) to Office 365 (Exchange Online). For that, they separately import user mailboxes to Office 365 platform by using this OST to Office 365 migrator

  2. Migrating IMAP or Hotmail OST Files to Office 365: A few Outlook users also used this tool to migrate their OST files to Office 365 cloud platform. The software supports IMAP as well as Hotmail OST files for migration in Office 365.

  3. Merging Multiple Business domains to Single: Sometimes administrator requires to merge old domains to a new domain and want to keep all mail records in their mailbox. This OST to Office 365 software let them to import OST files of old domains to new Office 365 configured domain.

FAQs of OST to Office 365 Import Tool

No, the software supports migrating large OST files (any size) to Exchange online account without any hassle.
The trial edition of OST to Office 365 migration tool is available free of cost which can be downloaded from here.

The demo tool allows you to preview all data and migrate up to 20 items per folder. Once you switch to the full version, The OST 2 Office365 software will migrate the remaining items.
Yes, the software allows importing all folders as well as selected folders from OST file to Exchange Online. You can easily select needed folders and migrate them to your Office 365 account.
Yes, the tool supports Exchange Server, IMAP as well as Hotmail OST files for migration in Office 365 platform.
Yes, the software repairs damaged OST file prior migration in Office 365 cloud account.
Yes, the OST to Office 365 migration tool is compatible with Windows 10, Win8.1, Win 7, Win Vista and Windows XP operating systems.

Get Pricing Details and Buy a Suitable License of OST to Office 365 Software


Personal License

For Personal Use (2 Machines)

Standard Support

$ 99

Business License

For Small Business Use (50 Machines)

Priority support

$ 399

Enterprise License

For Large Business/Enterprise Use

Priority support

$ 599

Note: The delivery of product is automated. You will receive an email containing product activation key within 15 minutes. If still you don't receive any email then directly contact to our sales team.

Get Free Technical Support

If you need any assistance during the purchase or ost to pst conversion, just contact us. Technical assistance for OST to Office 365 migration is provided at no charge 24 hours in a day and 7 days in a week. For Technical Support: support@mailsdaddy.com and for sales: sales@mailsdaddy.com