# Cloudmark Authority vs SmarterTools SmarterMail: side-by-side comparison (2026)

[Cloudmark Authority](https://cybersectools.com/tools/cloudmark-authority) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Cloudmark](https://cybersectools.com/companies/cloudmark). [SmarterTools SmarterMail](https://cybersectools.com/tools/smartertools-smartermail) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [SmarterTools](https://cybersectools.com/companies/smartertools). 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

| | Cloudmark Authority | SmarterTools SmarterMail |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Email Security Platforms | Email Security Platforms |
| Verified | No | No |
| Deployment type | On-Premises | On-Premises |
| Company size fit | Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Cloudmark | SmarterTools |
| Headquarters | – | – |

### Use cases and capabilities

| | Cloudmark Authority | SmarterTools SmarterMail |
|---|---|---|
| Spam Prevention | Yes | Yes |
| Linux | – | Yes |
| Windows | – | Yes |
| DKIM | – | Yes |
| SPF | – | Yes |
| DMARC | – | Yes |

### Core features

**Cloudmark Authority**

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

**SmarterTools SmarterMail**

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

### Integrations

**Cloudmark Authority**

No integrations listed.

**SmarterTools SmarterMail**

6 integrations listed. Sign in on the page to see them.

## Which one fits you

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

- [SmarterTools SmarterMail](https://cybersectools.com/tools/smartertools-smartermail) fits if you are a startup or a small business or a mid-market company.

## Cloudmark Authority vs SmarterTools SmarterMail FAQ

Common questions when comparing Cloudmark Authority vs SmarterTools SmarterMail for email security platforms.

### What is the difference between Cloudmark Authority and SmarterTools SmarterMail?

**Cloudmark Authority**: Carrier-grade email security for ISPs blocking spam, phishing, and malware. Built by Cloudmark.

**SmarterTools SmarterMail**: Email server with antispam, antivirus, and security features for Linux/Windows. Built by SmarterTools.

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

### Who makes Cloudmark Authority and SmarterTools SmarterMail?

**Cloudmark Authority** is made by Cloudmark. **SmarterTools SmarterMail** is made by SmarterTools. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Cloudmark Authority a good alternative to SmarterTools SmarterMail?

Often, yes. Cloudmark Authority and SmarterTools SmarterMail are both Email Security Platforms products, and both cover Spam Prevention. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Cloudmark Authority vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/cloudmark-authority-vs-mx-layer-outbound-email-filtering)
- [Cloudmark Authority vs PowerDMARC Hosted DMARC](https://cybersectools.com/compare/cloudmark-authority-vs-powerdmarc-hosted-dmarc)
- [Cloudmark Authority vs Sendmarc DMARC Managed Services](https://cybersectools.com/compare/cloudmark-authority-vs-sendmarc-dmarc-managed-services)
- [SmarterTools SmarterMail vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/mx-layer-outbound-email-filtering-vs-smartertools-smartermail)
- [SmarterTools SmarterMail vs PowerDMARC Hosted DMARC](https://cybersectools.com/compare/powerdmarc-hosted-dmarc-vs-smartertools-smartermail)
- [SmarterTools SmarterMail vs Sendmarc DMARC Managed Services](https://cybersectools.com/compare/sendmarc-dmarc-managed-services-vs-smartertools-smartermail)

## Alternatives to each

- [See all Cloudmark Authority alternatives](https://cybersectools.com/alternatives/cloudmark-authority)
- [See all SmarterTools SmarterMail alternatives](https://cybersectools.com/alternatives/smartertools-smartermail)

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Source: https://cybersectools.com/compare/cloudmark-authority-vs-smartertools-smartermail

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

More on Cloudmark Authority and SmarterTools SmarterMail: 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