SimplyScan vs OWASP ZAP | Do-It-Yourself DAST vs Single-Click Scan

Quick answer: ZAP supports manual and automated testing of web applications. SimplyScan’s free URL scan reports supported findings across eight site-health dimensions in about 30 seconds, without signup. Choose checks according to the application’s inputs, authentication needs, and risks; neither report establishes complete security.

By Gabriel CA · Kraftwire Software

Compare the inputs, authentication needs, and coverage required for the application. The editor or builder used to create it does not establish which scanner will find a particular problem.

ZAP is an open-source web-application security testing tool with manual and automated workflows. Its getting-started documentation explains exploration and scanning.

What Testing Workflows Does ZAP Support?

ZAP supports proxy-based inspection and automated scans. Configure scope, exploration, and authentication for the target application, and review findings against the tested coverage.

A scan’s coverage depends on what it can reach and test. Review Supabase privileges and RLS policies directly and use authorized test accounts for cross-user access checks.

Why Look For An OWASP ZAP Alternative In 2026?

Consider whether you need a public URL check, authenticated testing, manual request inspection, or integration into an automated test workflow.

These live figures describe all scanned sites. They do not establish prevalence for an AI-built subgroup, compare development methods, or attribute findings to AI generation.

30% of the 119 live sites SimplyScan has scanned (36 sites) have at least one high or critical security issue.

Review exposed API keys and broken access control separately; the aggregate figure does not attribute findings to particular causes.

SimplyScan grades eight site-health dimensions, including security and speed, from supported observations of a deployed URL. Review environment-variable handling separately; it is a security concern, not a separate scan dimension.

How Does SimplyScan Compare To OWASP ZAP?

Compare the specific checks and inputs of each tool.

1. Setup

ZAP supports desktop and automated workflows; its Automation Framework can configure scanning jobs. SimplyScan’s free URL scan takes about 30 seconds with no signup or local installation required.

2. Coverage

SimplyScan checks supported public signals, including detectable secret exposure and anonymously readable sensitive backend data. It does not verify authenticated cross-user access in its anonymous URL scan. Review architecture risks and application-specific controls separately.

3. Reporting

Review each tool’s findings, severity, and tested coverage. SimplyScan reports dimension grades and individual findings.

13% of the 119 live sites SimplyScan has scanned (15 sites) have at least one high-severity web-security issue, such as a missing Content-Security-Policy or HSTS header.

11% of the 119 live sites SimplyScan has scanned (13 sites) have at least one high-severity speed issue, such as render-blocking scripts or no route-based code splitting.

The figures describe their respective categories; they do not show that speed findings caused security findings. Prioritize the actual issues in the application.

Can SimplyScan Replace A Full Penetration Test?

A SimplyScan URL report covers supported public observations, not a full penetration test. Use it alongside application-specific review and testing, including authenticated operations; see the application security checklist.

Review secrets, authorization, and input handling directly, and verify fixes with tests for the affected behavior.

How Does Monitoring Fit Into a Testing Workflow?

Pro Monitoring includes uptime monitoring, status pages, scheduled rescans, and Slack, GitHub, and Linear integrations. These features report supported observations over time; they do not replace application-specific security testing.

How Should AI-Built Apps Be Assessed?

Apply the same requirements for authorization, secret handling, and testing regardless of how the code was generated.

Review the Bubble and Base44 guides for platform-specific configuration checks.

11% of the 119 live sites SimplyScan has scanned (13 sites) have at least one medium-severity architecture issue, such as a library with a known vulnerability or no rate limiting.

The aggregate architecture category does not establish a particular library vulnerability or compliance status. Review individual findings and DNS configuration separately.

How To Choose The Right Tool For Your Project?

Choose checks according to the evidence you need:

• ZAP: Evaluate its manual and automated workflows for the application’s scope and authentication needs.
• SimplyScan: Use a deployed-URL scan for supported public security and site-health observations, then investigate findings.

The SimplyScan free scan includes two rescans to check changes. A verified security badge links to a dated scan’s score and eligibility state, subject to the badge criteria. It does not prove the absence of vulnerabilities.

Summary Of Features And Pricing

Consider setup, coverage, and ongoing operation when comparing tools.

SimplyScan

Free URL scans, Pro reports, and Pro Monitoring are available. Review the supported site-health checks and the separate monitoring features.

ZAP

Open-source web-application testing with manual and automated workflows.

Use a SimplyScan report as a source of supported findings alongside other checks needed by the application.

By using the right tool for the right stage of development, you can assess security risks throughout development.

Pro Monitoring costs $24/month.

Pro report costs $14.99 one-time.