CalSPEED Measurement Tool
Runs OoklaSpeedtest by Ookla runs multiple parallel streams to measure your peak download speed, upload speed, latency, and jitter. It is one of the most widely used consumer speed test tools worldwide.Ookla methodology → and MSAKMSAK (Measurement Swiss Army Knife) is M-Lab's open-source tool that measures multi-stream download and upload performance.MSAK documentation → back to back and compares your results.
Sign up is not required but will allow you to use multiple devices, save measurement history, and export the results.
Pressing Go runs two measurement engines in sequence.
Measure your internet speed on any device, whether it's your phone, tablet, laptop, or desktop.
Measure at home, work, or your favorite cafe, and compare your internet speeds no matter where you are.
Access all your past measurements in one place, and see how your connection quality changes over time.