# AppCheck SPA Scanner vs findom-xss: 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). [findom-xss](https://cybersectools.com/tools/findom-xss) 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.

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## Side-by-side comparison

| | AppCheck SPA Scanner | findom-xss |
|---|---|---|
| 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 |
| GitHub stars | – | 818 |
| Last commit | – | Mar 2022 |
| Company | AppCheck | – |
| Headquarters | – | – |

### Use cases and capabilities

| | AppCheck SPA Scanner | findom-xss |
|---|---|---|
| DAST | Yes | – |
| OWASP | Yes | – |
| Web Security | Yes | – |
| XSS | Yes | Yes |
| Scanner | – | Yes |
| Vulnerability | – | Yes |

### Core features

**AppCheck SPA Scanner**

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

**findom-xss**

No features listed.

### Integrations

**AppCheck SPA Scanner**

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

**findom-xss**

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 a mid-market company or an enterprise.
- [findom-xss](https://cybersectools.com/tools/findom-xss) fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.

## AppCheck SPA Scanner vs findom-xss FAQ

Common questions when comparing AppCheck SPA Scanner vs findom-xss for dynamic application security testing.

### What is the difference between AppCheck SPA Scanner and findom-xss?

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

**findom-xss**: A fast and simple DOM based XSS vulnerability scanner.

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

### Who makes AppCheck SPA Scanner and findom-xss?

**AppCheck SPA Scanner** is made by AppCheck. **findom-xss** is open-source with 818 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is AppCheck SPA Scanner a good alternative to findom-xss?

Often, yes. AppCheck SPA Scanner and findom-xss are both Dynamic Application Security Testing products, and both cover XSS. Key differences: AppCheck SPA Scanner is Commercial while findom-xss is Free, findom-xss is open-source. 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)
- [findom-xss vs Halo Security Application Scanning](https://cybersectools.com/compare/findom-xss-vs-halo-security-application-scanning)
- [findom-xss vs VulnSign Dynamic Application Security Testing](https://cybersectools.com/compare/findom-xss-vs-vulnsign-dynamic-application-security-testing)
- [findom-xss vs Tenable One Web App Scanning](https://cybersectools.com/compare/findom-xss-vs-tenable-web-app-scanning)

## Alternatives to each

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

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

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 findom-xss: 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