Best Office 365 Migration Software 2025

Recoveryfix Migration for Microsoft 365 is a tool designed to simplify and automate the migration of emails, contacts, calendars, and other data to Microsoft 365 (formerly Office 365). It helps businesses and IT administrators transfer data from various sources, including:

  • PST files (Outlook Data Files)

  • Exchange Server (on-premises or older versions)

  • IMAP-based email servers (Gmail, Yahoo, etc.)

  • Other cloud platforms

Key Features:

  • Bulk Migration – Transfer multiple mailboxes simultaneously.

  • Incremental Migration – Sync only new or updated items.

  • Preserve Data Integrity – Maintain folder structure, metadata, and permissions.

  • User Mapping – Match source mailboxes to Microsoft 365 accounts.

  • Automated Scheduling – Plan migrations during off-peak hours.

  • Reporting & Logs – Track migration progress and troubleshoot issues.

Use Cases:

  • Migrating from Exchange Server to Microsoft 365.

  • Importing PST files to Exchange Online.

  • Consolidating multiple email systems into Microsoft 365.

This tool is useful for IT professionals and organizations looking for a reliable, efficient way to transition to Microsoft 365 without data loss or downtime.

  • If you want to move or back up Office 365 data in 2025, I recommend DataVare Office 365 Backup Expert as the best software to utilize. This powerful solution is designed to handle all Office 365 migration needs. It lets users save mailbox data locally in several different file formats. It helps keep the structure of folders information, and attachments, and it can back up all of your data or just some of it. The UI makes it great for people who are not tech-savvy. And no need to install any external tool to operate this software.

  • If you're looking for the best Office 365 migration tool in 2025, I highly recommend giving the Shoviv Office 365 Migration Tool a try.

    It’s designed for simplicity and performance, whether you're migrating between tenants, from on-prem Exchange to Office 365, or even moving mailbox data from PST files. With features like incremental migration, advanced filtering, scheduler-based automation, and support for multiple concurrent migrations, it really stands out as an all-in-one solution.

    I’ve found it incredibly reliable for handling even large-scale migrations with minimal downtime.

    • Easy to use
    • Supports all Office 365 plans
    • Keeps folder structure & metadata intact
    • Free trial available

    Definitely worth checking out if you want a smooth and secure migration!

  • I recently completed our company’s migration to Office 365, and after evaluating a few tools, I have to say EdbMails Office 365 Migration was the best fit for us.

    A few reasons why it stood out:

    Concurrent mailbox migration – We were able to migrate multiple mailboxes simultaneously, which saved a ton of time.

    Incremental migration – Only new or changed items were synced during re-runs, so there were no duplicates.

    Secure and compliant – It uses modern authentication and supports MFA, which made our security team happy.

    Direct migration – No need for complicated setups or PST exports; it moved everything straight from our on-prem Exchange to Microsoft 365.

    Simple and reliable – The interface is intuitive, and even our smaller branch migrations went through smoothly without downtime.

    Their support team was also great — quick to respond and helped fine-tune a few connection settings early on.

    If you’re planning a 2025 migration to Microsoft 365, I’d definitely recommend giving EdbMails a look. It’s stable, efficient, and handled our hybrid environment really well.

  • When it comes to migrating to Microsoft 365, choosing the right tool ensures a smooth, secure, and efficient transition. Among the top-rated solutions, Stellar Migrator for Exchange and Stellar Migrator for Outlook stand out for their advanced automation, accuracy, and ease of use.

    Stellar Migrator for Exchange is designed for seamless mailbox migration between on-premises Exchange, hosted Exchange, and Microsoft 365 environments. It offers features like automated mailbox mapping, scheduling, real-time monitoring, and detailed reporting, ensuring minimal downtime and zero data loss. IT admins can also perform cross-tenant migrations, making it ideal for mergers or acquisitions.

    On the other hand, Stellar Migrator for Outlook simplifies PST to Office 365 migration, allowing bulk import of Outlook data such as emails, contacts, calendars, and attachments to Microsoft 365 mailboxes. It preserves folder hierarchy, metadata, and mailbox permissions throughout the process.

    Both tools emphasize data integrity, automation, and user-friendly design, making them perfect for IT professionals and organizations planning to move from Exchange Server, PST files, or other email platforms to Microsoft 365. Stellar’s solutions ensure reliable, secure, and time-efficient migration with complete transparency and control.