Screen Motion Smoothness Test
Observe an animated moving target and browser frame cadence.
⌁Your device, your test.
Press Start to begin. Some tests will request browser permission.
No test started. Your device data stays in the browser.
INSTRUCTIONS / TEST
How to run this test
Follow the moving target while checking for visible stutter or tearing.
What this test cannot guarantee
Visual perception and browser timing are not high-speed camera measurements.
PRIVACY BY DESIGN · Tests run on your device. No microphone, camera or sensor data is uploaded to DeviceCheckup.