While there are a few key differences between Outlook and its top competitors, it matches most of the core features of Gmail, Yahoo Mail, and Apple Mail. Similarly, email encryption and forwarding prevention aren’t available on free accounts. For example, Outlook won’t check attachments or links for threats unless you pay for the subscription.
Unfortunately, certain critical security features are locked behind the Microsoft 365 paywall. Email encryption and other important security tools are only available to Microsoft 365 subscribers (Image credit: Microsoft )