# Tenable One Web App Scanning vs Dynamic Application Security Testing (DAST): side-by-side comparison (2026) [Tenable One Web App Scanning](https://cybersectools.com/tools/tenable-web-app-scanning) is a commercial [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [Tenable](https://cybersectools.com/companies/tenable). [Dynamic Application Security Testing (DAST)](https://cybersectools.com/tools/xygeni-iac-security) is a free [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [Xygeni](https://cybersectools.com/companies/xygeni). Features, integrations, deployment and the company behind each one, side by side. ## Our take What our shortlists say about the one we picked. ### [Tenable One Web App Scanning](https://cybersectools.com/tools/tenable-web-app-scanning) Best for: Teams already using Tenable for vulnerability scanning It belongs here because it adds web app testing to the Tenable products many teams already use for vulnerability scanning, so web findings sit next to the rest. It fits teams of any size already on Tenable One or Security Center. Its listed integrations are all Tenable products, so if you want a scan on every release, ask how it connects to your CI/CD pipeline and ticketing. From [Best DAST Solutions for Business](https://cybersectools.com/shortlists/best-dast-solutions), Fall 2026. Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about). 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 | | Tenable One Web App Scanning | Dynamic Application Security Testing (DAST) | |---|---|---| | Pricing model | Commercial | Free | | Category | Dynamic Application Security Testing | Dynamic Application Security Testing | | Verified | No | No | | Deployment type | Hybrid | Hybrid | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise, Startup | | Company | Tenable | Xygeni | | Headquarters | – | – | ### Use cases and capabilities | | Tenable One Web App Scanning | Dynamic Application Security Testing (DAST) | |---|---|---| | CI/CD | Yes | Yes | | DAST | Yes | Yes | | OWASP | Yes | Yes | | Web Security | Yes | – | | DevSecOps | – | Yes | ### Core features **Tenable One Web App Scanning** 10 features listed. Sign in on the page to see them. **Dynamic Application Security Testing (DAST)** 10 features listed. Sign in on the page to see them. ### Integrations **Tenable One Web App Scanning** 7 integrations listed. Sign in on the page to see them. **Dynamic Application Security Testing (DAST)** 10 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Dynamic Application Security Testing (DAST)](https://cybersectools.com/tools/xygeni-iac-security) fits if you are a startup and you need a free product. ## Tenable One Web App Scanning vs Dynamic Application Security Testing (DAST) FAQ Common questions when comparing Tenable One Web App Scanning vs Dynamic Application Security Testing (DAST) for dynamic application security testing. ### What is the difference between Tenable One Web App Scanning and Dynamic Application Security Testing (DAST)? **Tenable One Web App Scanning**: DAST solution for web apps and APIs with automated scanning capabilities. Built by Tenable. **Dynamic Application Security Testing (DAST)**: Runtime DAST simulating real attacks to find exploitable web and API risk. Built by Xygeni. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Tenable One Web App Scanning and Dynamic Application Security Testing (DAST)? **Tenable One Web App Scanning** is made by Tenable. **Dynamic Application Security Testing (DAST)** is made by Xygeni. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Tenable One Web App Scanning a good alternative to Dynamic Application Security Testing (DAST)? Often, yes. Tenable One Web App Scanning and Dynamic Application Security Testing (DAST) are both Dynamic Application Security Testing products, and both cover CI/CD, DAST, OWASP. Key differences: Tenable One Web App Scanning is Commercial while Dynamic Application Security Testing (DAST) is Free. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Tenable One Web App Scanning vs SOOS DAST](https://cybersectools.com/compare/soos-dast-vs-tenable-web-app-scanning) - [Tenable One Web App Scanning vs Astra Security DAST Scanner](https://cybersectools.com/compare/astra-security-dast-scanner-vs-tenable-web-app-scanning) - [Tenable One Web App Scanning vs ImmuniWeb® Neuron](https://cybersectools.com/compare/immuniwebr-neuron-vs-tenable-web-app-scanning) - [Dynamic Application Security Testing (DAST) vs SOOS DAST](https://cybersectools.com/compare/soos-dast-vs-xygeni-iac-security) - [Dynamic Application Security Testing (DAST) vs Astra Security DAST Scanner](https://cybersectools.com/compare/astra-security-dast-scanner-vs-xygeni-iac-security) - [Dynamic Application Security Testing (DAST) vs ImmuniWeb® Neuron](https://cybersectools.com/compare/immuniwebr-neuron-vs-xygeni-iac-security) ## Alternatives to each - [See all Tenable One Web App Scanning alternatives](https://cybersectools.com/alternatives/tenable-web-app-scanning) - [See all Dynamic Application Security Testing (DAST) alternatives](https://cybersectools.com/alternatives/xygeni-iac-security) --- Source: https://cybersectools.com/compare/tenable-web-app-scanning-vs-xygeni-iac-security For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/tenable-web-app-scanning.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Tenable One Web App Scanning and Dynamic Application Security Testing (DAST): 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