# Detectify Surface Monitoring vs s3viewer: side-by-side comparison (2026)

[Detectify Surface Monitoring](https://cybersectools.com/tools/detectify-surface-monitoring) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Detectify](https://cybersectools.com/companies/detectify). [s3viewer](https://cybersectools.com/tools/s3viewer) is a free [external attack surface management](https://cybersectools.com/categories/external-asm) solution. 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

| | Detectify Surface Monitoring | s3viewer |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | – | 448 |
| Last commit | – | Jul 2023 |
| Company | Detectify | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Detectify Surface Monitoring | s3viewer |
|---|---|---|
| CVE | Yes | – |
| DNS Security | Yes | – |
| Misconfiguration | Yes | Yes |
| Subdomain Enumeration | Yes | – |
| Azure | – | Yes |
| S3 | – | Yes |
| AWS | – | Yes |

### Core features

**Detectify Surface Monitoring**

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

**s3viewer**

No features listed.

### Integrations

**Detectify Surface Monitoring**

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

**s3viewer**

No integrations listed.

## Which one fits you

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

- [s3viewer](https://cybersectools.com/tools/s3viewer) fits if you need a free product and you want an open-source product.

## Detectify Surface Monitoring vs s3viewer FAQ

Common questions when comparing Detectify Surface Monitoring vs s3viewer for external attack surface management.

### What is the difference between Detectify Surface Monitoring and s3viewer?

**Detectify Surface Monitoring**: Monitors internet-facing subdomains for vulnerabilities and misconfigurations. Built by Detectify.

**s3viewer**: A storage exploration tool that provides unified access to view publicly accessible Amazon S3 buckets, Azure Blob storage, FTP servers, and HTTP directory listings.

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

### Who makes Detectify Surface Monitoring and s3viewer?

**Detectify Surface Monitoring** is made by Detectify. **s3viewer** is open-source with 448 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Detectify Surface Monitoring a good alternative to s3viewer?

Often, yes. Detectify Surface Monitoring and s3viewer are both External Attack Surface Management products, and both cover Misconfiguration. Key differences: Detectify Surface Monitoring is Commercial while s3viewer is Free, s3viewer is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Detectify Surface Monitoring vs Cyber Exposure Manager](https://cybersectools.com/compare/detectify-surface-monitoring-vs-galileo-security)
- [Detectify Surface Monitoring vs ThreatDefence Integrated ASM](https://cybersectools.com/compare/detectify-surface-monitoring-vs-threatdefence-integrated-asm)
- [Detectify Surface Monitoring vs MGM Security Partners recon me](https://cybersectools.com/compare/detectify-surface-monitoring-vs-mgm-security-partners-recon-me)
- [s3viewer vs Cyber Exposure Manager](https://cybersectools.com/compare/galileo-security-vs-s3viewer)
- [s3viewer vs ThreatDefence Integrated ASM](https://cybersectools.com/compare/s3viewer-vs-threatdefence-integrated-asm)
- [s3viewer vs MGM Security Partners recon me](https://cybersectools.com/compare/mgm-security-partners-recon-me-vs-s3viewer)

## Alternatives to each

- [See all Detectify Surface Monitoring alternatives](https://cybersectools.com/alternatives/detectify-surface-monitoring)
- [See all s3viewer alternatives](https://cybersectools.com/alternatives/s3viewer)

---

Source: https://cybersectools.com/compare/detectify-surface-monitoring-vs-s3viewer

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

More on Detectify Surface Monitoring and s3viewer: 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