Migrate Outlook PST to Microsoft 365

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Migrate archive mailboxes, contacts and calendars from Outlook PST into Microsoft 365 with CloudM

Fast, safe and secure - Trusted for over 50 million migrations


CloudM lets you migrate everything held within Outlook PST to Microsoft 365.

Move your emails, including all attachments and folders, contacts and address books, and calendars and tasks with ease. From onboarding to reporting, CloudM is packed with all the features you need to make your migrations as seamless as possible.

Email Hosted Self Hosted Managed Migration
Email Outlook PST Archive email is migrated to Exchange / Microsoft 365
Outlook PST Archive email is migrated to Exchange / Microsoft 365
Attachments Any Outlook PST Archive email attachment permitted in a Exchange email is migrated to Exchange / Microsoft 365
Any Outlook PST Archive email attachment permitted in a Exchange email is migrated to Exchange / Microsoft 365
Attachments to OneDrive for Business Option to detach oversize Outlook PST Archive email attachments and store them in OneDrive for Business
Option to detach oversize Outlook PST Archive email attachments and store them in OneDrive for Business
Folders Outlook PST Archive email folders are migrated to Exchange / Microsoft 365
Outlook PST Archive email folders are migrated to Exchange / Microsoft 365
Categories Outlook PST Archive email categories are migrated to Exchange / Microsoft 365
Outlook PST Archive email categories are migrated to Exchange / Microsoft 365
Read State Outlook PST Archive email read state is migrated to Exchange / Microsoft 365
Outlook PST Archive email read state is migrated to Exchange / Microsoft 365
Priority Outlook PST Archive email priority is migrated to Exchange / Microsoft 365
Outlook PST Archive email priority is migrated to Exchange / Microsoft 365
Address Books & Contacts Hosted Self Hosted Managed Migration
Multiple Address Books All Outlook PST Archive address books are migrated and stored in Exchange / Microsoft 365
All Outlook PST Archive address books are migrated and stored in Exchange / Microsoft 365
Personal Contacts Outlook PST Archive Personal Contacts are recreated in Exchange / Microsoft 365 automatically
Outlook PST Archive Personal Contacts are recreated in Exchange / Microsoft 365 automatically
Personal Groups Outlook PST Archive Personal groups are recreated in Exchange / Microsoft 365 automatically
Outlook PST Archive Personal groups are recreated in Exchange / Microsoft 365 automatically
Calendars, Tasks & Resources Hosted Self Hosted Managed Migration
Main Calendar All Outlook PST Archive calendar appointments, and recurring appointments are migrated to Exchange / Microsoft 365
All Outlook PST Archive calendar appointments, and recurring appointments are migrated to Exchange / Microsoft 365
Sub Calendars Outlook PST Archive Sub calendars are migrated to sub calendars in Exchange / Microsoft 365
Outlook PST Archive Sub calendars are migrated to sub calendars in Exchange / Microsoft 365
Notes Outlook PST Archive Calendar Notes are migrated to Exchange / Microsoft 365
Outlook PST Archive Calendar Notes are migrated to Exchange / Microsoft 365
Attendees Outlook PST Archive Appointment attendees are migrated and distributed to everybody invited to an appointment in Exchange / Microsoft 365
Outlook PST Archive Appointment attendees are migrated and distributed to everybody invited to an appointment in Exchange / Microsoft 365
Reminders Outlook PST Archive Appointment reminder settings are migrated to Exchange / Microsoft 365
Outlook PST Archive Appointment reminder settings are migrated to Exchange / Microsoft 365
Tasks Outlook PST Archive Tasks are migrated to Exchange / Microsoft 365
Outlook PST Archive Tasks are migrated to Exchange / Microsoft 365
Features & Capabilities Hosted Self Hosted Managed Migration
Multi-Pass Each user license allows an unlimited number of passes through the existing mail platform
Each user license allows an unlimited number of passes through the existing mail platform
Data Routing CloudM only routes data via the communication paths specified. There is no intermediate storage of data
CloudM only routes data via the communication paths specified. There is no intermediate storage of data
User Onboarding Option available to automatically create users in Exchange / Microsoft 365 before migrating data
Option available to automatically create users in Exchange / Microsoft 365 before migrating data
Resource Provisioning Option available to automatically create resources in Exchange / Microsoft 365 before migrating data
Option available to automatically create resources in Exchange / Microsoft 365 before migrating data
Unlimited Data CloudM user-based licensing does not limit data size in any way
CloudM user-based licensing does not limit data size in any way
Unlimited Scalability CloudM can run an unlimited number of servers simultaneously. A configuration file is used to rapidly setup multiple servers.
CloudM can run an unlimited number of servers simultaneously. A configuration file is used to rapidly setup multiple servers.
Detailed User Report Individual HTML files are created for each user in the migration to inform them of overall success and about any migration failures that may have occurred
Individual HTML files are created for each user in the migration to inform them of overall success and about any migration failures that may have occurred
Detailed Audit Log Both summary migration logs and detailed trace files options are available
Both summary migration logs and detailed trace files options are available
Connection Test Tool This tool checks 10 or more import and export settings to ensure a migration can proceed
This tool checks 10 or more import and export settings to ensure a migration can proceed
Trace debugging mode Trace facility shows detailed log for debugging
Trace facility shows detailed log for debugging

Flexible migration options

We have a range of migration products and services designed to make your migration seamless.

You're in good company

Over 50 million migrations. In 83 countries. Across the globe.
Some of the world's biggest brands use CloudM to unlock the potential of cloud productivity.

Kempinski
Salsify
Telus International
Uber
Netflix
The Hut Group
Spotify
Groupon
RSPCA
Carrefour
Booking.com
Homeserve
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