Regain IMAP to Office 365 Migration Tool- Latest Version 2026

Why Regain IMAP to Office 365 Migration Utility is Highly Rated on Market Standard?

See Why Regain IMAP to Office 365 Migrator is Talk of the Town.

Multitasking Utility with Various Objectives

Regain IMAP to Office 365 software is not only limited to IMAP to Office 365 migration, but it also allows you to Migrate Office 365 to various email clients/platforms. You can migrate to any other IMAP-enabled email clients/servers. Moreover, this utility offers multiple prominent file formats like PST, EML, MBOX, EMLX, MSG, and vCard for backup.

Achieve Desired Results in the Target

The Regain IMAP to Office 365 Migration utility offers a preview of the connected Office 365 account before starting the migration process. This software allows users to select or deselect options based on their migration needs conveniently. For instance, folders like Spam or Trash can be excluded to avoid transferring unnecessary emails. Additionally, the tool provides a mapping feature and enable users to align source folders with their respective target folders for a more organized migration.

Efficient Bulk Migration with Minimal Effort

Regain IMAP to Microsoft 365 Migration Tool is well-suited for large organizations requiring the migration of multiple IMAP to Office 365 accounts. It facilitates a streamlined process with minimal manual intervention and imposes no limitations on mailbox size. Software ensure seamless and efficient transition.

Supported File formats and Email Clients

Professional tool to export IMAP Mailboxes to Office 365 or Other Targets

Browse IMAP Mailbox

Process Regain IMAP to Office 365 Migrator

Save Emails in Office 365 Mailbox

Email Clients/Servers: Office 365, Exchange On-Premises, Gmail, G-suite, Yahoo, Rediff! Mail, Zoho Mail, GoDaddy, Outlook/MSN/Hotmail, Hostinger, all IMAP Accounts.

File Formats: PST, MSG, HTML, EML, EMLX, MBOX, PDF and Several File Formats

3 Quick Steps for IMAP to Office 365 Migration

Open the Regain IMAP to Office 365 Migration Tool. Enter your source IMAP account credentials to log in.

Once logged in, preview the mailbox. Select the folders you want to migrate and choose your destination either a file format for backup or another IMAP account.

Choose the Mailbox Import-Migration, enter your destination account credentials (e.g., Office 365) for connection, and start the migration.

Technical Specifications

Ensure to review the technical specifications and prerequisites before installing the Reain IMAP to Office 365 software.

System Requirements

Processor - Pentium Class
Memory - Minimum 128MB RAM (512MB recommended)
Hard Disk - 50 MB for Software installation
Disk Space - Enough space to store recovered output

Version Supports

Windows OS Platforms - Windows 11/10/8.1/8/7/Vista
Windows Server - 2012/ 2008 R2/ 2008/ 2003 R2/ 2003
MS Outlook - 2021/ 2019/ 2016/ 2013/ 2010/ 2007 and 2003

Installation / Uninstallation

User's Guide Installation / Uninstallation EULA

Salient Features of IMAP to Office 365 Migration

Get well-versed with the software’s functionalities and interface for efficient processing.

Universal IMAP support

An easy way to migrate emails from any IMAP-enabled email client or server — Google Workspace (Gmail), Yahoo, Zoho, Outlook.com, Yandex, and more, without mailbox size limits. You just need login credentials to connect with the source.

Various Backup Options

This utility also provides multiple file formats in which you can backup IMAP emails. Users can export emails to multiple file formats, including PST, PDF, MSG, EML, and MBOX. Choose the format that fits your workflow.

Direct IMAP-to-IMAP Migration

Easily transfer emails between IMAP accounts while preserving folder hierarchy and data structure. Just log in to source and destination accounts, no complex setup is needed. You can migrate emails from any IMAP account to another IMAP account .

Split Oversized PST Files

Set a size limit for PST backups to prevent file over sizing. We know that oversized PST files are prone to corruption; hence, we need to manage their size. The tool auto split PST files to stay under recommended limits (e.g., 50 GB by Microsoft); you just have to set the resultant PST file size.

Guaranteed Data Integrity

This professional utility properly preserves the data integrity and keeps all attributes intact. It retains folder structure, metadata, and email layout in both backup and migration.

Supports Office 365 & All Exchange Server Versions

Users can easily migrate IMAP to Microsoft 365 accounts, and it supports both modern and basic authentication. Moreover, it can migrate IMAP to all the versions of Exchange Server On-Premises.

Folder Selection Facility

In most cases, users don’t want to migrate all folders and skip some folders like trash and spam. Users can preview account folders before exporting. Select or deselect specific folders to backup/ migrate only what you need.

Free Trial Available

Everyone wants to be satisfied with the purchase before spending any money, and Regain Software knows it. Users can download the IMAP to Office 365 Migration software and try it before purchasing the license. The demo version is just a restricted version of the full one with the same working.

24/7 Free Technical Support

With Regain IMAP to Office 365 Migrator, users also get free technical assistance. It comes with a user-friendly interface, but if you still need assistance, expert support is available around the clock via chat, phone, or email. Help is just a message away.

Supports All Windows OS

This Email Migration tool is compatible with all the versions of Windows operating systems. Doesn’t matter what version of the Windows OS you are using; it works flawlessly with all. E.g., Windows 7, Windows 8, Windows 10, Windows 11 pro and all.

Real Life Case: IMAP to Office 365 Migration Task with the Regain Software

See How a Yahoo! Mail User Successfully Migrated to Exchange Online.

Case: I am a Yahoo! Mail user planning to switch to Office 365. In addition to migrating my emails via IMAP, I also want to backup my existing Yahoo emails in MBOX format for future use. Can you help with both tasks? I would be grateful if I could do both tasks with the same license.

Solution we Provided Email migration between email clients/servers is common, and many users also require a backup of their current emails. To meet this need, we suggested Regain IMAP to Office 365 Migration Tool. With this utility, the client migrated from Yahoo! Mail to Office 365 and took backups in MBOX file formats efficiently and effortlessly.

Reviews

See What Our Customers and Software Review Platforms Say About Regain IMAP to Office 365 Migration Tool

Software Reviews

CNET Our product analysts tested the Regain IMAP to Office 365 Migration Tool and ranked it among the best IMAP to Office 365 migration solutions. During our IMAP to Office 365 migration test, the tool completed the task quickly and flawlessly. View Details →

SoftwareSuggest Reviews for Regain IMAP emails to Microsoft 365 Migration Tool

Software Suggest The Regain IMAP to Microsoft 365 Migration Tool offers all essential features for efficient IMAP email migration and backup. It supports multiple file formats, including PST, PDF, MBOX, MSG, and more. Highly recommended for seamless IMAP backup/migration tasks. View Details →

Client Reviews

I had been using Gmail for years but needed to migrate to Microsoft 365. I choose the Regain IMAP to Office 365 Migration Tool, and it effortlessly transferred all my emails from Gmail to Office 365. I’m now using my Microsoft 365 account with full access to my old messages.

★★★★★

Woody Smith, USA

I am not a technical expert. The biggest problem I was facing was whether I could find such software with the help of which I could migrate my IMAP to Office 365, that too without any technical expertise, but with Regain IMAP to Office 365 tool solved my problem, due to this I did my work very easily, thank you Regain Software.

★★★★★

Luci Head, Sweden

I am really pleased with this professional utility that helped me with my Zoho Mail to Exchange Online migration. I must recommend this utility to all my known professionals. Very user-friendly interface.

★★★★★

Oliver S. Jonathan, South Africa

Submit Your Reviews

Compare the Features of Free IMAP to Office 365 Migration and Full Version

Discover the Reasons to Purchase the Full Version – Free vs. Full Version

Software Features	Trial Version	Full Version
Import IMAP email account to Office 365 instantly	Save 10 items/Folder	✔
Backup IMAP Server Emails to Local Drive	Save 10 items/Folder	✔
Backup IMAP Emails to PST, MBOX, MSG, PDF, EML and multiple Files.	Save 10 items/Folder	✔
Migrate Emails from One IMAP Server to Another IMAP	Save 10 items/Folder	✔
Import IMAP Server emails to Gmail, Zoho Mail, Amazon Workmail and many more	Save 10 items/Folder	✔
Migrate or Backup Selected Folders	✔	✔
24x7 Technical Support	✔	✔
Saving Capabilities	Save 10 items/Folder	No Limitation
	Download	Buy Now

FAQs

Some of the common queries asked by the users: have a look for a better understanding of the tool.

How to migrate IMAP mailboxes to Office 365 account using Regain Software?

Following are the steps to transfer IMAP emails to Office 365:

Install and Launch the Regain IMAP to Office 365 Migration Tool.
Enter the email address, password, IMAP Server type and other asked details.
The software will scan the data and show a preview of the mailbox data.
Now select the Mailbox Import-Migration.
Select the Office 365 as the target and enter the login credentials.
Once the connection is established, move accordingly for the migration.

Does this IMAP to Office 365 Migration tool support multi-factor authentication (MFA) for Office 365 migration?

Yes, this tool supports both basic and multi-factor authentication. Since MFA is mandatory for new Office 365 accounts, our utility is fully compatible with both authentication modes.

Is IMAP to IMAP migration possible with Regain IMAP to Office 365 Migration utility?

Absolutely. The tool can efficiently migrate any IMAP email account to another account. Simply select the IMAP export option after establishing the source connection.

Can I get a demo of the software before purchasing?

Yes, a demo version is available for download. You can launch the Regain IMAP to Office 365 Migration software and initiate the migration process. The demo version allows you to migrate the first few items per folder. The full version has no such limitations.

Can I backup to a file format and migrate to another IMAP account using the same license?

Yes, the tool supports multiple file formats and migrations. With a single license, you can export emails to any available file format and migrate them to any IMAP account, Office 365, or Exchange Server.

Will my folder hierarchy remain the same after migration to Office 365?

Yes, Regain IMAP to Office 365 Migration software maintains the original folder structure, metadata, and email formatting during migration.

Does the tool support migration from Gmail, Yahoo, Zoho, and other IMAP services to Office 365?

Yes, the software works with all IMAP-enabled accounts including Gmail, Yahoo, Zoho Mail, AOL, Outlook.com, Yandex, and more.

Will the migration affect my original IMAP mailbox?

No, your IMAP account remains unchanged. The tool copies emails into Office 365 without deleting or altering your source data.

Can I migrate only selective folders like Inbox or Sent Items to Office 365?

Yes, Regain IMAP to Office 365 Migration tool offers folder selection and allow you to migrate only specific folders you need instead of the entire mailbox.

Does the tool migrate attachments, inline images, and formatting?

Yes, all attachments, embedded images, links, and email formatting are preserved during migration.

Do I need admin credentials for migrating IMAP accounts to Office 365?

Yes, Office 365 admin credentials are required to ensure secure login and proper mailbox mapping.

Can non-technical users migrate IMAP to Office 365 using this tool?

Yes, the software is designed with a step-by-step wizard interface, making it simple for both technical and non-technical users.

Why should I choose Regain IMAP to Office 365 Migration Tool over manual methods?

Manual migration is complex, time-consuming, and error-prone. Regain’s tool ensures a secure, accurate, and automated migration with zero downtime.

Regain IMAP to Office 365 Migration