Explore the standout highlights of this powerful utility that make it a perfect fit for techies and organizations.
Advanced Features and Filters
The Regain OST to Office 365 Migrator provides powerful features and filtering options to enhance the export process. You can preview OST file details using the modern preview panel. Moreover, this tool also works on the corrupted OST files and after the conversion, maintains the folder structure and hierarchy.
No Size Limitations with Regain OST Converter
There is no limitation on the size of OST files; the Regain OST Converter tool works efficiently with every size type. Whether your OST file is a few MBs or several GBs in size. The tool ensures smooth and error-free migration to Office 365 mailboxes without affecting performance or data integrity.
Batch Processing for Bulk Migration
The Regain OST to Office 365 Converter Tool offers an advanced batch processing feature that allows users to migrate multiple OST files. With batch processing, you can efficiently transfer several OST files to Exchange Online mailbox in one go and ensure fast, accurate, and seamless data transfer without any interruptions.
It is updated with latest features for uploading single & multiple OST files to Office 365 User & Admin mailbox.
Browse OST File(s)
Process Regain OST to Office 365 Migrator
Destination Office 365 Account
Install and Launch the Regain OST to Office 365 Migration Tool as an administrator. Now, Add OST Files to the software.
Now Click on Connect button, A Pop window is open and Asking for credentials of your account. Enter the detail and Connect.
Finally, choose the advanced features and filters from the wizard. Then click on the Start Importing button to initiate the transfer of OST emails to Office 365.



Ensure to review the technical specifications and prerequisites before installing the Regain OST to Office 365 Converter software.
System Requirements
Version Supports
Explore the detailed advanced features of Regain OST to Office 365 Migration Tool
The tool import OST files to Office 365 account while retaining the original data. It can efficiently migrates entire OST file items including emails, attachments, notes, etc. to Office 365 account by following the simple steps.
Regain OST to Office 365 Export tool allow searching and locating OST files in the system. The available Search File feature allows searching OST files from your local system. This helps users to get desired files for the migration.
Regain OST to Office 365 migration tool displays a preview of OST file content such as emails, notes, contact, etc., along with attachments before migrating them to Office 365 account. It favours users by making them assured of data before initiating migration.
Software efficiently import OST files to Office 365 account. It preserves the original hierarchy, integrity, folder structure, email formatting and email properties, such as To, Cc, Bcc, From, and Subject, etc., throughout the migration process.
The tool supports migrating entire OST files to Office 365 account in bulk. No need to migrate OST files one after another, as the tool supports migrating multiple OST files in a single attempt. It saves users time by migrating numerous .ost files in a short span of time.
Regain OST to Office 365 Migration tool allows importing calendar or contacts only to archive and primary mailbox. As every user has different requirements hence in specific migration, this utility helps users in all manners.
The software comes with Pause and Resume functionality while importing OST files to Office 365 accounts. The Pause option allows users to pause the email migration process for any reason and use the Resume option to resume the email migration process later.
OST to Office 365 email migration software displays the progress while migrating from OST to Microsoft 365 account. Having a concurrent report of the migration process provides users with fair information about the task and the time of completion of the task.
It creates a log report in text file format after completing the email migration process to let users check and analyze at a later point of time. Users can easily save the reports for future reference. Some organizations also keep migration reports for their documentation.
The software allows selective OST file items import to Office 365 mailbox account. This feature allows performing selective email migration rather than performing complete mailbox migration as per user’s requirement.
The available Date Range feature allows selecting the date range of 1 Month, or 1 year or any date manually to migrate the OST file mailbox content to Office 365 account. This specific migration keeps check over the data as per the desire of users.
The tool effectively recovers and retrieves corrupt, damaged and inaccessible IMAP, Exchange Server, and Hotmail OST files. After performing accurate OST recovery, the tool migrates them into Office 365 account. It efficiently works on severely corrupted .ost files.
Regain OST to Office 365 Export tool is a free demo version that lets users evaluate the functioning and check its capabilities before purchasing the full version. The demo version will migrate only the first 30 items per folder; purchase the full licensed version of the software to migrate unlimited email items per folder.
Regain OST to Office 365 migration tool offers a self-descriptive, easy-to-understand graphical user interface. Even novice users having no technical knowledge background can easily perform the OST to Office 365 email migration by following the easy steps.
Doesn’t matter what Windows operating system you are using; this utility works with all Windows versions. Regain OST to Office 365 migrator is fully compatible with all the latest and previous Windows operating systems including Windows 11/10/8.1/8/7/Vista.
Regain OST to Office 365 Conversion tool is fully compatible with all versions of MS Outlook and MS Exchange Server. A version of MS Outlook and Exchange Server doesn’t affect the process in any way for the OST to Office 365 migration process.
See How One User Managed a Complex Migration Seamlessly With This Professional Software.
Case: I am John Max, working in the IT department of a mid-sized company. We had multiple OST files from different employees that needed to be migrated to Office 365 (Exchange Online). Some of these files are very large, and I am worried about possible errors or data loss during the migration process. Is there any tool that can help me achieve this efficiently?
Solution we Provided After analysing the scenario, we suggested using the Regain OST to Office 365 Migrator. After using this utility, John wrote to us: "I was able to migrate all OST files easily, as there is no limitation on OST file size. The tool preserved folder hierarchies, email metadata, and attachments while allowing me to migrate multiple files at once through the Batch Processing feature. It saved time, ensured accuracy, and made the entire migration process smooth and hassle-free." This case gives a positive testimony about the efficiency of this tool in using the enterprise level.
See what software reviewing platforms say about the Regain OST to Office 365 Migrator.
CNET We used this utility and found this utility to be fast and accurate. It does its job with speed and accuracy, as tested by our expert team. It exported bulk OST file items into Office 365 in a speedy way, hence highly recommended by us. View Details →
Software Suggest Rated 5/5 by CNET for its multi-tasking capability. The Regain OST to Office 365 Migrator stands out for its user-focused and simple design. A single license enables users to perform multiple tasks effectively without size restrictions. View Details →
| Software Features | Trial Version | Full Version |
|---|---|---|
| Instantly Import OST files to Office 365 | ✔ | ✔ |
| Import Bulk OST files to Office 365 | ✔ | ✔ |
| Show Preview of emails before migration | ✔ | ✔ |
| Maintain all email properties and folder hierarchy | ✔ | ✔ |
| 24x7 Technical Support | ✔ | ✔ |
| Saving Capabilities | Save 30 items/Folder | No Limitation |
| Download | Buy Now |
Many doubts arise in the minds of our customers, and here's how we have addressed them.
Following are the steps to Import OST files to Office 365:
Regain OST to Office 365 Migrator tool comes with advanced features that can effectively import OST files to Office 365 account with an alteration of data. The advanced features also allow users to export their OST data, including contacts, emails, tasks, and calendar entries, to default folders in their Office 365 accounts.
No, there is no limit for importing OST to Office 365 account if you have purchased a license for Regain OST to Office 365 migration software.
No, Regain OST to Office 365 migration software does not require the installation of an Exchange Server or Outlook application.
By selecting the Contacts tab, you can move OST contacts to respective formats with accurate details and formatting properties.
Yes, the software allows migration of OST emails not only to primary Office 365 mailboxes but also to Shared Mailboxes and Online Archives, making it suitable for corporate environments.
Migration speed depends on OST file size and internet speed. However, the software uses optimized algorithms to ensure faster and efficient migration without interruptions.
Yes, Regain OST to Office 365 Migrator migrates complete mailbox data, including emails, attachments, contacts, calendars, notes, tasks, and journals.
Yes, the software is designed for both individual and enterprise-level migrations. It supports multiple accounts, batch processing, and advanced filtering options ideal for corporate environments.
Yes, Regain OST to Office 365 Migrator fully supports Office 365 accounts with Multi-Factor Authentication (MFA) enabled, ensuring secure login and migration.
Manual methods are complex, time-consuming, and prone to errors. Regain OST to Office 365 Migrator provides a simpler, faster, and more reliable solution with zero data loss and no technical expertise required.
Yes, you can try this utility before purchasing the license. A free demo version of the software is available to download, allowing users to migrate first 30 items per folder. In working, both the demo and licensed versions are the same. The trial version has a restriction of 30 items while there is no such restriction with the licensed version.
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