🔒 100% client-side – Your tests use public browser APIs only – Lifetime free with unlimited use – No ads or hidden fees
SpeedTest Pro
Website Speed Test & Optimizer
Instantly analyze any website's load speed, performance metrics, and get actionable optimization tips. 100% free, no API keys, no tracking, works offline.
Performance Results
Overall Performance Score
Optimization Recommendations
Recent Tests
About SpeedTest Pro
SpeedTest Pro is a 100% free website speed testing tool that analyzes website performance using browser-native APIs.
Key Features:
- No API keys required
- 100% client-side processing
- No data leaves your device
- Works offline after first load
- No ads, tracking, or subscriptions
- GDPR/CCPA compliant
- Unlimited free tests
Metrics Measured:
- Page Load Time
- Time to First Byte (TTFB)
- First Contentful Paint (FCP)
- Largest Contentful Paint (LCP)
- Cumulative Layout Shift (CLS)
- Total Bytes Loaded
- Resource Breakdown
Note: This tool performs tests from your browser and network location. Results may vary based on your connection speed and location.
Privacy Policy
SpeedTest Pro is committed to your privacy.
What We Do NOT Collect:
- No personal information
- No browsing history
- No test results are stored on servers
- No cookies for tracking
- No analytics or telemetry
What We Store Locally:
- Test history (optional, in your browser only)
- Theme preference
- Settings preferences
All test data remains in your browser. When you test a website, your browser fetches it directly. No intermediate servers are involved.
This tool complies with GDPR, CCPA, and other global privacy regulations by design.
Help & Tips
How to Use:
- Enter a complete website URL (including https://)
- Select test type (Desktop or Mobile simulation)
- Choose number of test runs for more accurate results
- Configure network and cache settings if needed
- Click "Start Speed Test"
Understanding Metrics:
- Page Load Time: Total time to fully load the page
- TTFB: Time to first byte from server
- FCP: When first content appears
- LCP: When largest content element appears
- CLS: Visual stability score (lower is better)
Keyboard Shortcuts:
- Enter in URL field: Start test
- Ctrl/Cmd + S: Export report
- Ctrl/Cmd + H: View history
- Escape: Close modals
Need More Help?
This tool uses browser-native Performance APIs. Some websites with strict CORS policies may not be fully testable. Try testing from a different network if you encounter issues.
Accessibility Statement
SpeedTest Pro is committed to making web performance testing accessible to everyone.
Compliance:
- WCAG 2.2 AA compliant
- Full keyboard navigation support
- Screen reader optimized
- High contrast mode support
- Text resize without breaking layout
- ARIA labels for all interactive elements
Accessibility Features:
- Keyboard shortcuts for all major functions
- Clear focus indicators
- Semantic HTML structure
- Alternative text for all visual elements
- Screen reader announcements for test results
- RTL language support (Arabic, Hebrew, Urdu, etc.)
Need Assistance?
If you encounter any accessibility issues, please try refreshing the page or checking your browser's accessibility settings. This tool works best with modern browsers that support the Performance API.