Screen Gradient Test
Inspect grayscale and color gradients for banding or unusual transitions.
⌁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
Cycle between smooth gradient samples and examine the screen under normal lighting.
What this test cannot guarantee
Screenshots, color-management settings and browser color processing affect appearance.
PRIVACY BY DESIGN · Tests run on your device. No microphone, camera or sensor data is uploaded to DeviceCheckup.