Download speed is how fast your internet connection can pull data from the internet to your device. It’s measured in megabits per second (Mbps) or gigabits per second (Gbps) and determines how quickly you can load web pages, stream video, download files, or update apps. Fast.com estimates your current internet download speed. You will generally be able to get this speed from leading internet services, which use globally distributed servers. ¿Cuál es tu velocidad de descarga? En segundos, la prueba de velocidad de internet de FAST.com calcula la velocidad de tu ISP. How fast is your download speed? In seconds, FAST.com's simple Internet speed test will estimate your ISP speed. Use Speedtest on all your devices with our free desktop and mobile apps. Test your current internet speed, and find out how fast your broadband wi-fi handles uploads and downloads. See Google Fiber plan options for faster internet. fast, rapid, swift, fleet, quick, speedy, hasty, expeditious mean moving, proceeding, or acting with celerity. fast and rapid are very close in meaning, but fast applies particularly to the thing that moves This disambiguation page lists articles associated with the title Fast. If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article. Use Speedtest on all your devices with our free desktop and mobile apps. Check your internet speed with our simple and fast speed test. Get detailed results for your download speed, upload speed, and personalized insights into your connection performance.