Free
- Color test: white, black, red, green, blue, yellow, cyan and magenta at full brightness. Tap for the next color, long press to see its name.
Screenshots
Features
Premium (one-time purchase, no subscription)
- No ads
- Touch grid: drag over every cell to find dead touch zones
- Multi-touch: see how many fingers the screen detects at once
- Gradients, gray levels and checkerboard: spot burn-in, banding and uneven panels
- Custom color: fill the screen with any color
- Stuck pixel fixer: rapid color cycling, with a photosensitivity warning
- Used iPhone check: run the tests in order, mark pass or problem with a note, share a PDF report and keep a history on your device
Who it is for
- Checking a used or new iPhone before you buy it
- Finding dead pixels, stuck pixels and OLED burn-in
- Finding dead touch zones after a drop or a screen repair
- Repair shops checking a display before and after a repair
Bought Screen Test before it became free? Premium is already yours. Use "Restore purchases" in Settings if needed.
Tips: clean the screen first, test dark colors in a dim room and light colors in a bright room.
Languages: English, Turkish, German, Spanish, Portuguese, Japanese, French, Arabic, Ukrainian, Russian and Chinese (Simplified).
Privacy: no account, no camera or microphone access. Reports stay on your device. Ads are served by Google AdMob; you can choose whether to allow tracking. The stuck pixel fixer flashes colors rapidly and is not suitable for people with photosensitive epilepsy.
Get Screen Test for free
