# AppCheck SPA Scanner vs Arachni: side-by-side comparison (2026)

[AppCheck SPA Scanner](https://cybersectools.com/tools/appcheck-spa-scanner) is a commercial [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [AppCheck](https://cybersectools.com/companies/appcheck). [Arachni](https://cybersectools.com/tools/arachni) is a free [dynamic application security testing](https://cybersectools.com/categories/dast) solution. Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best DAST Solutions for Business](https://cybersectools.com/shortlists/best-dast-solutions) picks PortSwigger Burp Suite DAST, Invicti DAST, Rapid7 InsightAppSec and 4 more.

## Side-by-side comparison

| | AppCheck SPA Scanner | Arachni |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Dynamic Application Security Testing | Dynamic Application Security Testing |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market |
| Company | AppCheck | – |
| Headquarters | – | – |

### Use cases and capabilities

| | AppCheck SPA Scanner | Arachni |
|---|---|---|
| DAST | Yes | – |
| OWASP | Yes | – |
| Web Security | Yes | Yes |
| XSS | Yes | – |
| App Security | – | Yes |

### Core features

**AppCheck SPA Scanner**

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

**Arachni**

No features listed.

### Integrations

**AppCheck SPA Scanner**

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

**Arachni**

No integrations listed.

## Which one fits you

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

- [AppCheck SPA Scanner](https://cybersectools.com/tools/appcheck-spa-scanner) fits if you want a cloud product and you are an enterprise.
- [Arachni](https://cybersectools.com/tools/arachni) fits if you need to run it on your own servers, you are a startup and you need a free product.

## AppCheck SPA Scanner vs Arachni FAQ

Common questions when comparing AppCheck SPA Scanner vs Arachni for dynamic application security testing.

### What is the difference between AppCheck SPA Scanner and Arachni?

**AppCheck SPA Scanner**: DAST scanner for Single Page Applications using headless browser technology, built by AppCheck.

**Arachni**: An open-source web application security scanner framework that identifies vulnerabilities in web applications.

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

### Is AppCheck SPA Scanner a good alternative to Arachni?

Often, yes. AppCheck SPA Scanner and Arachni are both Dynamic Application Security Testing products, and both cover Web Security. Key differences: AppCheck SPA Scanner is Commercial while Arachni is Free. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [AppCheck SPA Scanner vs Halo Security Application Scanning](https://cybersectools.com/compare/appcheck-spa-scanner-vs-halo-security-application-scanning)
- [AppCheck SPA Scanner vs VulnSign Dynamic Application Security Testing](https://cybersectools.com/compare/appcheck-spa-scanner-vs-vulnsign-dynamic-application-security-testing)
- [AppCheck SPA Scanner vs Tenable One Web App Scanning](https://cybersectools.com/compare/appcheck-spa-scanner-vs-tenable-web-app-scanning)
- [Arachni vs Halo Security Application Scanning](https://cybersectools.com/compare/arachni-vs-halo-security-application-scanning)
- [Arachni vs VulnSign Dynamic Application Security Testing](https://cybersectools.com/compare/arachni-vs-vulnsign-dynamic-application-security-testing)
- [Arachni vs Tenable One Web App Scanning](https://cybersectools.com/compare/arachni-vs-tenable-web-app-scanning)

## Alternatives to each

- [See all AppCheck SPA Scanner alternatives](https://cybersectools.com/alternatives/appcheck-spa-scanner)
- [See all Arachni alternatives](https://cybersectools.com/alternatives/arachni)

---

Source: https://cybersectools.com/compare/appcheck-spa-scanner-vs-arachni

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

More on AppCheck SPA Scanner and Arachni: 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