bad pixel check vs Screen Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
bad pixel check
Read full descriptionHide full description
这是一款i免费的phone屏幕坏点检查工具,可以固定或自动颜色检查屏幕坏点
Screen Test
Read full descriptionHide full description
Check your iPhone display in seconds. Screen Test fills the screen with pure colors so dead, stuck or faded pixels stand out, and helps you test touch, burn-in and uniformity before you buy or sell a phone. 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. 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). To change the language, open iOS Settings, scroll to Screen Test and choose Language. 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. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://yunusgunduz.com/pp/ScreenTester-PrivacyPolicy.html
Screenshots
Verdict
The clearest difference is in-app purchases: bad pixel check at none against Screen Test's 1. bad pixel check also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.0). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Screen Test sells 1 one-off in-app purchase. bad pixel check asks for nothing beyond the download.
| Parameter | bad pixel check | Screen Test |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Weekly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 31 MB | 11 MB |
| Age rating | 9+ | 4+ |
| Developer | Haiming Yao | Yunus Gunduz |
In-app purchases
bad pixel check
No in-app purchases
Screen Test
- Premium$2.99









