Hornetsecurity vs MailChannels Outbound Filtering: side-by-side comparison (2026)

Hornetsecurity: Cloud security platform for M365 covering email, backup, and awareness. Built by Hornetsecurity.

MailChannels Outbound Filtering: Cloud SMTP relay for hosting providers to filter outbound spam & protect IP reputation. Built by MailChannels.

The table above shows where their features, integrations, deployment and company size fit differ.

Hornetsecurity is made by Hornetsecurity. MailChannels Outbound Filtering is made by MailChannels. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Hornetsecurity and MailChannels Outbound Filtering are both Email Security Platforms products, and both cover Spam Prevention, Multi Tenancy. Use the table above to see where features, deployment and company size fit differ.