# S4E CTEM & EASM Platform vs Shodan: side-by-side comparison (2026)

[S4E CTEM & EASM Platform](https://cybersectools.com/tools/s4e-effortless-cybersecurity) is a commercial [exposure management](https://cybersectools.com/categories/exposure-management) solution by [S4E.io](https://cybersectools.com/companies/s4eio). [Shodan](https://cybersectools.com/tools/shodan) 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.

## Side-by-side comparison

| | S4E CTEM & EASM Platform | Shodan |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Exposure Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | S4E.io | – |
| Headquarters | – | – |

### Use cases and capabilities

| | S4E CTEM & EASM Platform | Shodan |
|---|---|---|
| Vulnerability | Yes | – |
| Security Scanning | Yes | – |
| Web Security | Yes | – |
| DAST | Yes | – |
| Reconnaissance | Yes | – |
| Subdomain Enumeration | Yes | – |
| Attack Paths | Yes | – |
| Education | Yes | – |
| AI Copilot | Yes | – |
| Network Monitoring | – | Yes |

### Core features

**S4E CTEM & EASM Platform**

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

**Shodan**

No features listed.

### Integrations

**S4E CTEM & EASM Platform**

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

**Shodan**

No integrations listed.

## Which one fits you

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

- [Shodan](https://cybersectools.com/tools/shodan) fits if you need a free product.

## S4E CTEM & EASM Platform vs Shodan FAQ

Common questions when comparing S4E CTEM & EASM Platform vs Shodan for exposure management.

### What is the difference between S4E CTEM & EASM Platform and Shodan?

**S4E CTEM & EASM Platform**: AI-powered CTEM & EASM platform for website vulnerability scanning. Built by S4E.io.

**Shodan**: A search engine for the Internet of Things (IoT) that discovers and monitors devices connected to the internet.

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

### Is S4E CTEM & EASM Platform a good alternative to Shodan?

In part. S4E CTEM & EASM Platform and Shodan are not in the same category on CybersecTools. Key differences: S4E CTEM & EASM Platform is Commercial while Shodan is Free. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [S4E CTEM & EASM Platform vs Cybral STORM](https://cybersectools.com/compare/cybral-storm-vs-s4e-effortless-cybersecurity)
- [S4E CTEM & EASM Platform vs SafeHill SecureIQ](https://cybersectools.com/compare/s4e-effortless-cybersecurity-vs-safehill-secureiq)
- [S4E CTEM & EASM Platform vs Onit Security](https://cybersectools.com/compare/onit-security-vs-s4e-effortless-cybersecurity)
- [Shodan vs Cybral STORM](https://cybersectools.com/compare/cybral-storm-vs-shodan)
- [Shodan vs SafeHill SecureIQ](https://cybersectools.com/compare/safehill-secureiq-vs-shodan)
- [Shodan vs Onit Security](https://cybersectools.com/compare/onit-security-vs-shodan)

## Alternatives to each

- [See all S4E CTEM & EASM Platform alternatives](https://cybersectools.com/alternatives/s4e-effortless-cybersecurity)
- [See all Shodan alternatives](https://cybersectools.com/alternatives/shodan)

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Source: https://cybersectools.com/compare/s4e-effortless-cybersecurity-vs-shodan

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/s4e-effortless-cybersecurity.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on S4E CTEM & EASM Platform and Shodan: 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