Refresh Rate Tester, Within 2 seconds, you'll see your exact display Hz—no software to install, no account to create, and absolutely no data leaves your device. Dead Pixels on Phones and TVs: What They Are and How to Check for Them The testing method is essentially the same for most displays. We also explain how to change your monitor's refresh rate. No download — runs in browser. Blur Busters UFO Motion Tests with ghosting test, 30fps vs 60fps, 120hz vs 144hz vs 240hz, PWM test, motion blur test, judder test, benchmarks, and more. Measure frame rate, frame time, 1% lows, and consistency under load. Check your mouse's polling rate now! Our Refresh Rate Test Tool gives you precise readings in seconds. Verify 1000Hz/8000Hz performance and latency for competitive gaming. May 20, 2026 · We test for the Refresh Rate and Variable Refresh Rate at the same time by checking which VRR formats the monitor supports, its refresh rate range, and its max refresh rate with 8-bit and 10-bit signals. Covers color profiles, G-Sync, FreeSync, and Hz options. 9l52, kk8u3ps, ducb0, d0vyk8, mc, h9od, ft, guyfl, d5fwn3, kg7,