# MailGuard vs VMRay UniqueSignal: side-by-side comparison (2026)

[MailGuard](https://cybersectools.com/tools/mailguard) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [MailGuard](https://cybersectools.com/companies/mailguard). [VMRay UniqueSignal](https://cybersectools.com/tools/vmray-uniquesignal) is a commercial [threat intel feeds](https://cybersectools.com/categories/threat-intel-feeds) solution by [VMRay](https://cybersectools.com/companies/vmray). 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

| | MailGuard | VMRay UniqueSignal |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Email Security Platforms | Threat Intel Feeds |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | MailGuard | VMRay |
| Headquarters | – | – |

### Use cases and capabilities

| | MailGuard | VMRay UniqueSignal |
|---|---|---|
| Spam Prevention | Yes | – |
| Ransomware Prevention | Yes | – |
| SPF | Yes | – |
| DKIM | Yes | – |
| Threat Feed | – | Yes |
| IOC | – | Yes |
| MITRE ATT&CK | – | Yes |
| STIX | – | Yes |
| Sandbox | – | Yes |
| Cyber Threat Intelligence | – | Yes |

### Core features

**MailGuard**

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

**VMRay UniqueSignal**

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

### Integrations

**MailGuard**

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

**VMRay UniqueSignal**

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

## MailGuard vs VMRay UniqueSignal FAQ

Common questions when comparing MailGuard vs VMRay UniqueSignal for email security platforms.

### What is the difference between MailGuard and VMRay UniqueSignal?

**MailGuard**: Cloud-based managed email filtering against phishing, ransomware & BEC. Built by MailGuard.

**VMRay UniqueSignal**: Behavior-based threat intel feed delivering malware IOCs with context. Built by VMRay.

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

### Who makes MailGuard and VMRay UniqueSignal?

**MailGuard** is made by MailGuard. **VMRay UniqueSignal** is made by VMRay. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is MailGuard a good alternative to VMRay UniqueSignal?

In part. MailGuard and VMRay UniqueSignal are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [MailGuard vs ESET Cloud Office Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-mailguard)
- [MailGuard vs SmarterTools SmarterMail](https://cybersectools.com/compare/mailguard-vs-smartertools-smartermail)
- [MailGuard vs Iberlayer Email Guardian](https://cybersectools.com/compare/iberlayer-email-guardian-vs-mailguard)
- [VMRay UniqueSignal vs ESET Cloud Office Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-vmray-uniquesignal)
- [VMRay UniqueSignal vs SmarterTools SmarterMail](https://cybersectools.com/compare/smartertools-smartermail-vs-vmray-uniquesignal)
- [VMRay UniqueSignal vs Iberlayer Email Guardian](https://cybersectools.com/compare/iberlayer-email-guardian-vs-vmray-uniquesignal)

## Alternatives to each

- [See all MailGuard alternatives](https://cybersectools.com/alternatives/mailguard)
- [See all VMRay UniqueSignal alternatives](https://cybersectools.com/alternatives/vmray-uniquesignal)

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Source: https://cybersectools.com/compare/mailguard-vs-vmray-uniquesignal

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More on MailGuard and VMRay UniqueSignal: 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