Microsoft Exchange Online

Microsoft Exchange Online is ranked #27 of 28 in email encryption software on Freedom251, made by Microsoft Exchange Online (Redmond, Washington, United States). There is no free plan.

Microsoft Exchange Online plans and pricing

All plans

Exchange Online (Plan 1) Not published 50 GB primary mailbox storage · 50 GB archive storage · 150 MB message size microsoft.com · 20 Sept 2026

Exchange Online (Plan 2) Not published 100 GB primary mailbox storage · 1.5 TB archive storage · 150 MB message size microsoft.com · 20 Sept 2026

Compared on email encryption software

Free plan: No
Mailbox storage: 50 GB
Shared mailboxes: Yes

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