GuardPad

HTTP Headers, SSL & DNS Audit

Free · In‑App Purchases · Designed for iPad

Instant A+ to F security grades for any URL. Analyze HTTP headers, SSL certificates, and CORS -- the developer tool your web server needs. Scan any URL and get an instant A+ to F security grade with actionable fixes for your web server. GuardPad analyzes your website's HTTP security headers, SSL/TLS certificates, and redirect chain in seconds. See exactly which headers are missing, misconfigured, or properly set -- and get a clear letter grade so you know where you stand. FREE FEATURES: - Analyze 8 critical security headers (HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, X-XSS-Protection, Content-Type) - SSL/TLS certificate inspection with cipher suite details - Full redirect chain visualization (HTTP to HTTPS hops) - Instant A+ to F security grade with score breakdown - Scan history with trend tracking (improving or declining) - Works offline for reviewing past results PRO FEATURES (one-time $5.99 purchase): - CORS configuration tester -- verify cross-origin resource sharing settings - DNS record lookup -- A, AAAA, MX, CNAME, TXT, NS, and SOA records - Export results as JSON or PDF - Code snippets for nginx, Apache, Express.js, and Caddy - Full scan history Built for developers who ship secure web applications. Whether you maintain nginx, Apache, Express.js, or Caddy servers, GuardPad gives you the tools to verify your security configuration matches industry standards. No account required. No data collected. All analysis happens on your device.

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The developer, Olof Petterson, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    • Seller
      • Olof Petterson
    • Size
      • 5.2 MB
    • Category
      • Developer Tools
    • Compatibility
      Requires iOS 26.2 or later.
      • iPhone
        Requires iOS 26.2 or later.
      • iPad
        Requires iPadOS 26.2 or later.
      • Mac
        Requires macOS 26.2 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 26.2 or later.
    • Languages
      • English
    • Age Rating
      4+
    • In-App Purchases
      Yes
    • Copyright
      • © 2026 Olof Petterson
  • Developer Website
  • Privacy Policy

    • More by Olof Petterson