# Dreamlab CyObs vs SurfaceDiff: side-by-side comparison (2026)

[Dreamlab CyObs](https://cybersectools.com/tools/dreamlab-cyobs) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Dreamlab Technologies](https://cybersectools.com/companies/dreamlab-technologies). [SurfaceDiff](https://cybersectools.com/tools/surfacediff) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [SurfaceDiff](https://cybersectools.com/companies/surfacediff). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.

## Side-by-side comparison

| | Dreamlab CyObs | SurfaceDiff |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Dreamlab Technologies | SurfaceDiff |
| Headquarters | – | – |

### Use cases and capabilities

| | Dreamlab CyObs | SurfaceDiff |
|---|---|---|
| Vulnerability Prioritization | Yes | – |
| DNS Security | – | Yes |
| Port Scanning | – | Yes |
| TLS | – | Yes |
| Subdomain Enumeration | – | Yes |
| Network Scanning | – | Yes |
| Security Scanning | – | Yes |
| Alerting | – | Yes |
| Reconnaissance | – | Yes |
| Visibility | – | Yes |
| Web Security | – | Yes |

### Core features

**Dreamlab CyObs**

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

**SurfaceDiff**

9 features 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.

- [SurfaceDiff](https://cybersectools.com/tools/surfacediff) fits if you are a startup or a small business.

## Dreamlab CyObs vs SurfaceDiff FAQ

Common questions when comparing Dreamlab CyObs vs SurfaceDiff for external attack surface management.

### What is the difference between Dreamlab CyObs and SurfaceDiff?

**Dreamlab CyObs**: Real-time attack surface monitoring and vulnerability management platform. Built by Dreamlab Technologies.

**SurfaceDiff**: Continuous external attack surface monitoring that shows what changed between scans. Built by SurfaceDiff.

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

### Who makes Dreamlab CyObs and SurfaceDiff?

**Dreamlab CyObs** is made by Dreamlab Technologies. **SurfaceDiff** is made by SurfaceDiff. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Dreamlab CyObs a good alternative to SurfaceDiff?

Often, yes. Dreamlab CyObs and SurfaceDiff are both External Attack Surface Management products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Dreamlab CyObs vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-dreamlab-cyobs)
- [Dreamlab CyObs vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-dreamlab-cyobs)
- [Dreamlab CyObs vs Trickest ASM - Attack Surface Management](https://cybersectools.com/compare/dreamlab-cyobs-vs-trickest-asm-attack-surface-management)
- [SurfaceDiff vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-surfacediff)
- [SurfaceDiff vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-surfacediff)
- [SurfaceDiff vs Trickest ASM - Attack Surface Management](https://cybersectools.com/compare/surfacediff-vs-trickest-asm-attack-surface-management)

## Alternatives to each

- [See all Dreamlab CyObs alternatives](https://cybersectools.com/alternatives/dreamlab-cyobs)
- [See all SurfaceDiff alternatives](https://cybersectools.com/alternatives/surfacediff)

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Source: https://cybersectools.com/compare/dreamlab-cyobs-vs-surfacediff

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

More on Dreamlab CyObs and SurfaceDiff: 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