SCREEN 📌 Quick Summary: Our free screen tests work on any device with a modern web browser. Choose your device below to run a complete diagnostic — dead pixels, burn-in, ghosting, uniformity, and refresh rate.
Screen Tests for Every Device
Whether you're testing a smartphone, laptop, tablet, or TV, our free online tools work everywhere. No downloads, no signups, no data collection.
Choose Your Device
- iPhone — Test your iPhone screen for dead pixels and burn-in
- Android — Test any Android phone screen
- Samsung — Test Galaxy S, A, Z Fold, and Z Flip screens
- Laptop — Test Windows, MacBook, and Chromebook screens
- MacBook — Test your MacBook Pro or Air display
- TV — Test your smart TV screen
- Tablet — Test iPad and Android tablet screens
What Our Device Tests Check
- Dead pixels — Permanently black dots that never light up
- Stuck pixels — Pixels stuck on one color
- Burn-in — Permanent ghost images (OLED)
- Uniformity — Uneven brightness or color
- Ghosting — Motion blur and trailing
Why Test Your Device Screen?
- Warranty claims — Document defects with evidence
- Buying decisions — Test used devices before purchase
- Peace of mind — Know your screen is in good health