Fast.com

SPEED-BATTLE measures online the speed of JavaScript in your browser and shows a comparison to previous visitors.

Speedometer is a browser benchmark that measures the responsiveness of Web applications. It uses demo web applications to simulate user actions such as adding ...

Speedometer is a browser benchmark that measures the responsiveness of Web applications. It uses demo web applications to simulate user actions such as ...

A browser speed test is a computer benchmark that scores the performance of a web browser, by measuring the browser's efficiency in completing a predefined ...

How fast is your download speed? In seconds, FAST.com's simple Internet speed test will estimate your ISP speed.

Fast Internet? Prove It! Run a Free Internet Speed Test using your Web browser, No App Needed. Fast, Accurate HTML5 Speed Test that works on any device.

To get the most reliable score from this benchmark, please close all other browsers and tabs and make sure your screen stays awake the whole time during the ...

I was truly surprised with Firefox results. The browser was always known for being faster than IE but slower than Chrome and others in the past.

Speedtest is better with the app. Download the Speedtest app for more metrics, video testing, mobile coverage maps, and more. Get it on Google Play.

Use this tool to test what your internet speed is - this will let you know if you are getting the speed promised to you by your Internet Service Provider.