BrowserFPS is a lightweight, browser-based tool (or conceptual benchmark) designed to measure and display real-time frames-per-second (FPS) performance of web animations, WebGL graphics, CSS transitions, and general browser rendering.
– Run the code snippet above on any page with animations or scrolling to see how your browser handles the load. www.browserfps
<div id="fps-counter" style="position: fixed; top: 10px; right: 10px; background: black; color: lime; padding: 4px 8px; font-family: monospace; z-index: 9999;">FPS: --</div> <script> let fps = 0, frames = 0, lastTime = performance.now(); function updateFPS() frames++; const now = performance.now(); if (now - lastTime >= 1000) fps = frames; document.getElementById('fps-counter').innerText = `FPS: $fps`; frames = 0; lastTime = now; requestAnimationFrame(updateFPS); updateFPS(); </script> BrowserFPS serves as an essential diagnostic tool for any web developer working with motion, interactivity, or real-time graphics. By making frame rate visible and understandable, it empowers developers to deliver smooth, responsive experiences across the diverse landscape of devices and browsers. By making frame rate visible and understandable, it
requestAnimationFrame(measureFPS);
let lastTimestamp = 0; let frameCount = 0; function measureFPS(now) frameCount++; if (now - lastTimestamp >= 1000) let fps = frameCount; console.log( FPS: $fps ); frameCount = 0; lastTimestamp = now; it empowers developers to deliver smooth
BrowserFPS is a lightweight, browser-based tool (or conceptual benchmark) designed to measure and display real-time frames-per-second (FPS) performance of web animations, WebGL graphics, CSS transitions, and general browser rendering.
– Run the code snippet above on any page with animations or scrolling to see how your browser handles the load.
<div id="fps-counter" style="position: fixed; top: 10px; right: 10px; background: black; color: lime; padding: 4px 8px; font-family: monospace; z-index: 9999;">FPS: --</div> <script> let fps = 0, frames = 0, lastTime = performance.now(); function updateFPS() frames++; const now = performance.now(); if (now - lastTime >= 1000) fps = frames; document.getElementById('fps-counter').innerText = `FPS: $fps`; frames = 0; lastTime = now; requestAnimationFrame(updateFPS); updateFPS(); </script> BrowserFPS serves as an essential diagnostic tool for any web developer working with motion, interactivity, or real-time graphics. By making frame rate visible and understandable, it empowers developers to deliver smooth, responsive experiences across the diverse landscape of devices and browsers.
requestAnimationFrame(measureFPS);
let lastTimestamp = 0; let frameCount = 0; function measureFPS(now) frameCount++; if (now - lastTimestamp >= 1000) let fps = frameCount; console.log( FPS: $fps ); frameCount = 0; lastTimestamp = now;