# AppCheck SPA Scanner vs PortSwigger: 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). [PortSwigger](https://cybersectools.com/tools/portswigger) is a free [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [PortSwigger Ltd](https://cybersectools.com/companies/portswigger-ltd). 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 | PortSwigger |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Dynamic Application Security Testing | Dynamic Application Security Testing |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | AppCheck | PortSwigger Ltd. |
| Headquarters | – | – |

### Use cases and capabilities

| | AppCheck SPA Scanner | PortSwigger |
|---|---|---|
| DAST | Yes | – |
| OWASP | Yes | – |
| Web Security | Yes | Yes |
| XSS | Yes | – |
| Bug Bounty | – | Yes |
| App Security | – | Yes |

### Core features

**AppCheck SPA Scanner**

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

**PortSwigger**

No features listed.

### Integrations

**AppCheck SPA Scanner**

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

**PortSwigger**

No integrations listed.

## Which one fits you

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

- [PortSwigger](https://cybersectools.com/tools/portswigger) fits if you are a startup and you need a free product.

## AppCheck SPA Scanner vs PortSwigger FAQ

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

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

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

**PortSwigger**: A comprehensive toolkit for web application security testing, offering a range of products and solutions for identifying vulnerabilities and improving security posture. Built by PortSwigger Ltd.

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

### Who makes AppCheck SPA Scanner and PortSwigger?

**AppCheck SPA Scanner** is made by AppCheck. **PortSwigger** is made by PortSwigger Ltd. 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 PortSwigger?

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

## Alternatives to each

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

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

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 PortSwigger: 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