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

The test will give you a reference value for the performance of your soft- and hardware. For consistent results run it when all other activity of your computer is low. SPEED-BATTLE is …

BrowseRating started as a simple question: "Which browser is actually fastest?" What began as a weekend curiosity project has quietly grown into a trusted resource for browser performance …

Use Speedtest on all your devices with our free desktop and mobile apps.

There are a variety of software performance tests for web browsers, which measure rendering and animation, DOM transformations, string operations, mathematical calculations, sorting …

Run a free Internet Speed Test in your browser. No app needed. Fast, accurate HTML5 SpeedTest for any device measuring download, upload, ping, and jitter.

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

Check your network performance with our Internet speed test. Powered by Cloudflare's global edge network.

Apr 26, 2025 · What is the fastest browser out there? Check out our full speed test results from 10 browsers if you’re looking for a fast one.

Oct 27, 2025 · Discover how to run browser performance tests to optimize speed, responsiveness, and user experience across browsers and devices.