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

[Hornetsecurity](https://cybersectools.com/tools/hornetsecurity) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Hornetsecurity](https://cybersectools.com/companies/hornetsecurity). [MailChannels Outbound Filtering](https://cybersectools.com/tools/mailchannels-outbound-filtering) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [MailChannels](https://cybersectools.com/companies/mailchannels). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more.

## Side-by-side comparison

| | Hornetsecurity | MailChannels Outbound Filtering |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Email Security Platforms | Email Security Platforms |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | Hornetsecurity | MailChannels |
| Headquarters | – | – |

### Use cases and capabilities

| | Hornetsecurity | MailChannels Outbound Filtering |
|---|---|---|
| Microsoft 365 | Yes | – |
| Office 365 | Yes | – |
| Microsoft | Yes | – |
| Spam Prevention | Yes | Yes |
| Multi Tenancy | Yes | Yes |
| SMTP | – | Yes |
| Alerting | – | Yes |

### Core features

**Hornetsecurity**

10 features listed. Sign in on the page to see them.

**MailChannels Outbound Filtering**

10 features listed. Sign in on the page to see them.

### Integrations

**Hornetsecurity**

1 integration listed. Sign in on the page to see them.

**MailChannels Outbound Filtering**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Hornetsecurity](https://cybersectools.com/tools/hornetsecurity) fits if you are a small business.

## Hornetsecurity vs MailChannels Outbound Filtering FAQ

Common questions when comparing Hornetsecurity vs MailChannels Outbound Filtering for email security platforms.

### What is the difference between Hornetsecurity and MailChannels Outbound Filtering?

**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.

### Who makes Hornetsecurity and MailChannels Outbound Filtering?

**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.

### Is Hornetsecurity a good alternative to MailChannels Outbound Filtering?

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.

## Related comparisons

- [Hornetsecurity vs SpamTitan for Office 365](https://cybersectools.com/compare/hornetsecurity-vs-spamtitan-for-office-365)
- [Hornetsecurity vs Vircom Email Security](https://cybersectools.com/compare/hornetsecurity-vs-vircom-email-security)
- [Hornetsecurity vs ID Agent Graphus](https://cybersectools.com/compare/hornetsecurity-vs-id-agent-graphus)
- [MailChannels Outbound Filtering vs SpamTitan for Office 365](https://cybersectools.com/compare/mailchannels-outbound-filtering-vs-spamtitan-for-office-365)
- [MailChannels Outbound Filtering vs Vircom Email Security](https://cybersectools.com/compare/mailchannels-outbound-filtering-vs-vircom-email-security)
- [MailChannels Outbound Filtering vs ID Agent Graphus](https://cybersectools.com/compare/id-agent-graphus-vs-mailchannels-outbound-filtering)

## Alternatives to each

- [See all Hornetsecurity alternatives](https://cybersectools.com/alternatives/hornetsecurity)
- [See all MailChannels Outbound Filtering alternatives](https://cybersectools.com/alternatives/mailchannels-outbound-filtering)

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Source: https://cybersectools.com/compare/hornetsecurity-vs-mailchannels-outbound-filtering

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/hornetsecurity.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Hornetsecurity and MailChannels Outbound Filtering: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md