AppCheck API Scanner vs Dynamic Application Security Testing (DAST): Side-by-Side Comparison (2026)

AppCheck API Scanner: API vulnerability scanner with support for REST, SOAP, and GraphQL APIs. built by AppCheck. Core capabilities include REST, SOAP, and GraphQL API scanning, SPA crawling and endpoint discovery, Automatic fixture data generation from Swagger and GraphQL..

Dynamic Application Security Testing (DAST): Runtime DAST simulating real attacks to find exploitable web and API risk. built by Xygeni. Core capabilities include Real-World Attack Simulation: tests running applications and APIs the way an attacker would., Authenticated Scanning: tests behind login using tokens, headers, or script-based auth workflows., Evidence-Based Findings: every result includes CWE, attack payload, and full HTTP request/response proof...

Both serve the Dynamic Application Security Testing market but differ in approach, feature depth, and target audience.

AppCheck API Scanner differentiates with REST, SOAP, and GraphQL API scanning, SPA crawling and endpoint discovery, Automatic fixture data generation from Swagger and GraphQL. Dynamic Application Security Testing (DAST) differentiates with Real-World Attack Simulation: tests running applications and APIs the way an attacker would., Authenticated Scanning: tests behind login using tokens, headers, or script-based auth workflows., Evidence-Based Findings: every result includes CWE, attack payload, and full HTTP request/response proof..

AppCheck API Scanner is developed by AppCheck. Dynamic Application Security Testing (DAST) is developed by Xygeni. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

AppCheck API Scanner integrates with Jira, TeamCity. Dynamic Application Security Testing (DAST) integrates with Docker-based, CI/CD Platforms, CLI-driven, OpenAPI, Swagger and 5 more. Check integration compatibility with your existing security stack before deciding.

AppCheck API Scanner and Dynamic Application Security Testing (DAST) serve similar Dynamic Application Security Testing use cases: both are Dynamic Application Security Testing tools, both cover DAST, OWASP. Key differences: AppCheck API Scanner is Commercial while Dynamic Application Security Testing (DAST) is Free. Review the feature comparison above to determine which fits your requirements.