Microsoft 365 Business vs Proton Workspace

Both are business email & productivity suites tools. Here's how their key features, pricing and fit line up, from each vendor's own site.

Feature Microsoft 365 Business Category leader Proton Workspace Rising
Pricing$7/user/mo$12.99/user/mo
Best for—Privacy-focused teams under 100 people, such as law, healthcare or nonprofits, that need provider-blind encrypted email.
Team size2–500+ people2–500+ people
Custom-domain email Not listedYes
Mailbox storage YesNot listed
Shared calendars Not listedNot listed
Document editors YesYes
Admin console Not listedYes
Spam and malware filtering Not listedNot listed
VisitVisit Visit

A missing check may just mean we haven't confirmed the feature yet. Something wrong? Vendors can claim their listing and send corrections.

More Microsoft 365 Business alternatives · More Proton Workspace alternatives