Connectivity

Test your internet connection speed instantly. Measure download speed, upload sp...

Test NFC tags in your browser using Web NFC API. Read and write NDEF records (te...

Test Bluetooth Low Energy (BLE) devices in your browser. Scan, connect to nearby...

Test your network connection quality in real-time. Monitor network type, bandwid...

View detailed USB device information in your browser using WebUSB API. Check ven...