OpenSignal is a fully-featured mobile connectivity and network signal speed test tool. Speed test, including download, upload and latency – for 3G, 4G/LTE, 5G and WiFi
Find the best network provider in your area. Compare coverage on Sprint, T-Mobile, AT&T, Verizon and more.
Video streaming test – check streaming experience for Netflix, YouTube and others
Compare what you’re paying for to what you’re actually getting by measuring connection quality on a Google map with a database of signal and speed test results
Completely free and no adverts. Our mission is to create an open-source map of connectivity so that everyone in the world can enjoy the best mobile connection available
Test tab with speed test and video streaming quality to analyze mobile video performance with results for time spent buffering, loading and playback
Signal dashboard and ping test – for testing latency response
Connectivity map to show locations of 3G, 4G/LTE & 5G tests
Network stats with average speeds for download, upload and latency and network strength on major providers
Availability stats and historical log of your WiFi and 3G, 4G/LTE & 5G speed tests to check connectivity over time
Signal alert when you have no data or call connectivity
OpenSignal speed tests measure your real experience of mobile connectivity and signal. The speed test runs a 10 sec download test, 10 sec upload test and ping test to determine the speed you will likely experience. The speed test runs on common internet CDN servers. The result is calculated with the middle range of samples.
Check if you’re getting the network quality you’re paying for from your mobile network or internet provider. Use our coverage maps to compare networks and data speed in your area. OpenSignal works with WiFi mobile broadband internet.
Slow video load time? Video buffering? More time waiting than watching? A good average network speed isn’t enough for a great video experience. OpenSignal’s video test gives you the full picture of your network experience. OpenSignal video tests show you exactly what to expect with HD and SD videos.
Watch a 15 sec video snippet to test and log load time, buffering, and playback issues in real-time. Monitor how video quality changes with time and location. Review video test results in History to see if your network experience has changed over time.