Network Quality Tester

Test your network connection quality in real-time. Monitor network type, bandwidth, round-trip time (RTT), and connection speed using the Network Information API.

About Network Quality Tester

Monitor your network connection quality in real-time using the Network Information API. While direct Wi-Fi signal strength (RSSI) is not available through web APIs, this tool provides comprehensive network quality metrics including connection type, effective speed, bandwidth, round-trip time, and more. Perfect for diagnosing network issues, testing connection stability, and monitoring performance.

How to use:

Click 'Start monitoring' to begin tracking network quality metrics.
View real-time connection type and effective connection speed.
Monitor downlink bandwidth and round-trip time (RTT).
Check if data saver mode is enabled on your device.
Run speed tests to measure download/upload speeds and latency.
View connection quality rating based on current metrics.

Limitations

Direct Wi-Fi signal strength (RSSI) is not accessible via web APIs for security reasons
Network Information API support varies by browser and platform
Desktop browsers may show limited information compared to mobile
Some metrics may not be available on all networks
Speed tests provide estimates and may vary based on server load

Browser Compatibility

Chrome/Edge (Android): Full support
Chrome/Edge (Desktop): Partial support
Firefox: Limited support
Safari: Not supported
Best results on Android Chrome/Edge

Technical References

MDN Network Information API: https://developer.mozilla.org/en-US/docs/Web/API/Network_Information_API
W3C Network Information Spec: https://wicg.github.io/netinfo/
Chrome Platform Status: https://chromestatus.com/feature/6338383617982464