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Measure your mouse and keyboard's real performance — polling rate, DPI, latency, ghosting, and more.

Mouse Polling Rate Test Measure how many times per second your mouse reports its position (Hz). Mouse DPI Calculator Estimate your mouse's real DPI by comparing physical movement to pixel movement. Mouse Latency Test Measure the time from your click to the on-screen reaction. Keyboard Ghosting Test See which keys register when you press multiple at once. Keyboard Latency Test Measure the time from a key press to its on-screen response. CPS (Clicks Per Second) Test Measure how many times you can click in a set time. Spacebar CPS Test Measure how many times per second you can press spacebar. Drag Click Test See how many clicks your mouse switch produces with the "drag click" technique. Double Click Test Test whether your mouse switch has an unwanted double-click issue. Scroll Test Test your mouse wheel for skipped or inconsistent scroll steps.