iPhone Super Retina XDR Diagnostic

Test iPhone Screen Online

Inspect your iPhone OLED screen for dead pixels, green/pink tint lines, burn-in, and Dynamic Island border defects directly in Safari.

How to Test an iPhone Screen in Safari

  1. Wipe your screen with a clean cloth to eliminate dust and fingerprint smudges.
  2. Tap Start iPhone Fullscreen Test above.
  3. Single tap anywhere or swipe horizontally to cycle through solid White, Black, Red, Green, and Blue screens.
  4. Inspect around the Dynamic Island / notch cutout, borders, and center.