aivox vs Dead Pixel Test

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Check any iPhone or iPad screen before you buy, sell, or repair. Dead Pixel Test - Screen Check runs 10 display diagnostics on your device — dead pixels, burn-in, refresh rate, touch response, color accuracy, and more. All tests run locally. No data leaves your device. ▸ 10 DISPLAY TESTS Comprehensive diagnostics that cover every aspect of your screen. • Dead pixel detection — cycle through solid colors to spot stuck or dead pixels • Touch screen test — visualize touch points and map dead spots • Brightness test — verify min and max brightness performance • Color accuracy — compare sRGB swatches against reference values • P3 wide gamut — check if your display renders colors beyond sRGB • OLED burn-in detection — reveal ghost images and uneven aging • Screen uniformity — expose backlight bleed and uniformity issues • Refresh rate — requests several frame rates in sequence and measures what the display actually delivers • Response time — check motion clarity and spot ghosting and smearing • Pixel fix tool — attempt to revive stuck pixels with rapid color cycling ▸ PRE-PURCHASE INSPECTION (PRO) Buying or selling a used device? Run a curated check sequence adapted to the panel — OLED-only checks are skipped on LCD screens. Get a clear buyer verdict, then share the result as an image card or a PDF certificate. ▸ SMART & ACTIONABLE Not just raw data — results you can actually use. • Auto-detects OLED or LCD — shows only relevant tests for your display • Pass, fail, or warning verdicts — clear answers, not guesswork • Plain-language guidance — tells you what to do next • Shareable PDF reports — document screen condition for buyers or clients ▸ PRIVACY FIRST Your screen data stays on your screen. • All processing happens on-device • No accounts, no cloud uploads, no tracking • Works completely offline ▸ PRICING FREE: • 4 core tests — unlimited (dead pixel, touch, brightness, color accuracy) • Quick Check (4-test sequence): 3 runs per day • Last 3 test sessions saved SCREEN CHECK PRO Screen Check Pro unlocks every diagnostic, the Pre-Purchase Inspection, and unlimited saved sessions. Subscription options: Pro Monthly: $4.99/month Pro Annual: $24.99/year — includes a 7-day free trial Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Terms of Service: https://displaytester.bulpara.com/terms Privacy Policy: https://displaytester.bulpara.com/privacy