MigrationWiz is a trusted and popular cloud-based migration solution for transferring mail, documents, and other data across a variety of platforms.
Varies based on the migration type and volume
Best Microsoft 365 Import service Alternatives ranked by AI · updated Aug 2026
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Microsoft 365 Import service lets administrators bring PST files into Exchange Online mailboxes through Microsoft's compliance and data-import workflows. It is intended for organizations that prefer a native Microsoft 365 process over third-party migration software.
Developer: Microsoft
Price: Included with eligible Microsoft 365 subscriptions
🎯 microsoft.com/microsoft-365
Top 6 Microsoft 365 Import service alternatives
Softaken PST to Office 365 Importer is a Windows utility for uploading Outlook PST mailbox data to Microsoft 365 and Office 365...
Pros
- Supports direct PST-to-Office 365 mailbox migration
- Provides selective migration and mailbox mapping options
- Requires less setup than enterprise cloud migration platforms
Cons
- Less suitable for large multi-tenant projects than MigrationWiz
- Windows-only desktop workflow
- Licensing and advanced support details are less transparent than larger vendors
Regain PST to Office 365 Migration is a Windows utility for importing Outlook PST mailbox data into Microsoft 365 and Office 365...
Pros
- Supports direct PST migration to Office 365 mailboxes
- Includes date and folder filtering for selective transfers
- Handles multiple PST files and mailbox accounts
Cons
- Windows-only compared with Microsoft's browser-based import service
- Paid licensing is less transparent than some competitors
- Requires Microsoft 365 permissions and configuration knowledge
Free trial; paid license pricing varies
4
Kernel for PST to Office 365
Kernel Data Recovery
Kernel for PST to Office 365 is a Windows-based utility for migrating Outlook mailbox data from PST files to Microsoft 365. It...
Pros
- Supports direct PST migration to Microsoft 365 mailboxes
- Provides batch processing and selective data filtering
- Useful when PST files need repair or inspection before migration
Cons
- Windows-only deployment limits platform flexibility
- Higher entry price than some lightweight PST converters
- Interface and licensing are less streamlined than cloud migration services
5
Stellar Migrator for Outlook
Stellar Information Technology
Stellar Migrator for Outlook transfers Outlook PST data to Microsoft 365 accounts and can process large or damaged PST files. It is...
Pros
- Strong handling of oversized or corrupted PST files
- Supports selective migration of mailbox folders and date ranges
- Provides previews before data is exported
Cons
- More expensive than simple PST import utilities
- Windows desktop installation is required
- Less suitable than MigrationWiz for coordinated multi-project cloud migrations
6
SysTools PST to Office 365 Migration Tool is desktop software for importing Outlook PST files into Microsoft 365 mailboxes. It is aimed...
Pros
- Often more affordable than enterprise migration platforms
- Provides PST filtering and batch-import features
- Focused workflow for Microsoft 365 administrators
Cons
- Narrower destination support than Transend or MigrationWiz
- Requires local installation and administrative setup
- Licensing and feature limits vary by edition
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