Regain IMAP to Office 365 Migration Tool- Latest Version 2026

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

See Why Regain IMAP Data 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

This IMAP emails to Office 365 Conversion 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.

Bulk Migration with Minimal Effort

This 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 Move IMAP Mailboxes to O365 Cloud

Open the Regain IMAP to Office 365 Migrator 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 - Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz
Memory - 4 GB of RAM (4 GB is recommended)
Hard Disk - 500 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

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 IMAP to M365 Migrator 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 IMAP Emails 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 Microsoft 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 migration solutions. During 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 Migrator, 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 Migrator 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

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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 the Regain IMAP to Office 365 Migration tool support Multi-Factor Authentication (MFA)?

Yes, the software fully supports both Basic Authentication and Modern Authentication (OAuth 2.0) with Multi-Factor Authentication (MFA). Since MFA is commonly enabled in Microsoft 365 environments for enhanced security, the tool is designed to securely connect and migrate mailboxes without authentication issues.

Can I perform IMAP to IMAP migration using this tool?

Yes, the Regain IMAP to Office 365 Migration tool also supports IMAP to IMAP migration. You can migrate emails from one IMAP-enabled account to another IMAP server securely while preserving mailbox data, folder structure, and email properties.

Is a free demo version available before purchasing the software?

Yes, a free demo version of the software is available for evaluation. The trial edition allows users to test the migration process and migrate a limited number of items per folder. To migrate complete mailbox data without restrictions, you can upgrade to the full licensed version.

Can I export emails to different file formats and migrate to another IMAP account using the same license?

Yes, the software supports multiple export and migration options. Using a single license, users can export mailbox data into various file formats and migrate emails to IMAP servers, Microsoft 365, or Exchange Server environments.

Will the original folder hierarchy remain intact after migration to Office 365?

Yes, the software preserves the complete folder hierarchy during migration. All mailbox folders, subfolders, email formatting, metadata, and attachments remain unchanged after transferring data to Microsoft 365.

Does the tool support migration from Gmail, Yahoo, Zoho Mail, and other IMAP services?

Yes, the tool supports all major IMAP-enabled email services, including Gmail, Yahoo Mail, Zoho Mail, Outlook.com, AOL, Yandex, and other custom IMAP servers.

Will the migration process affect my original IMAP mailbox data?

No, the migration process is completely secure and non-destructive. The software only copies mailbox data from the source IMAP account to the destination account without modifying, deleting, or affecting the original emails.

Can I migrate only selected folders such as Inbox or Sent Items?

Yes, the software provides selective migration options that allow users to transfer only specific folders like Inbox, Sent Items, Drafts, or custom folders instead of migrating the entire mailbox.

Does the software migrate attachments, inline images, and email formatting?

Yes, the tool preserves complete email integrity during migration. All attachments, inline images, hyperlinks, formatting, and email metadata such as To, From, Subject, Date, CC, and BCC remain intact after migration.

Do I need administrator credentials to migrate IMAP accounts to Office 365?

Administrator credentials are recommended for bulk or enterprise-level migration because they help manage multiple mailboxes and ensure proper mailbox mapping. For single mailbox migration, valid user credentials may also be sufficient.

Can non-technical users use this IMAP to Office 365 Migration tool?

Yes, the software is designed with a simple and user-friendly interface. Its step-by-step migration wizard allows both technical and non-technical users to complete IMAP to Office 365 migration without requiring advanced technical knowledge.

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

Manual IMAP migration methods can be time-consuming, complex, and prone to errors. The Regain IMAP to Office 365 Migration tool automates the entire process, ensuring secure, accurate, and fast migration with minimal downtime and no risk of data loss.

Regain IMAP to Office 365 Migration