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Screenshots

  • RGB Test screenshot 1
  • RGB Test screenshot 2
  • RGB Test screenshot 3

About RGB Test

RGB Test is a simple and effective app for testing the screen of your iPhone or iPad. It quickly detects dead pixels and checks the accuracy of RGB color display. App Features: Full-screen color tests – red, green, blue, white, black, and more Fast detection of damaged pixels Intuitive interface – test your screen in just a few seconds Contrast check – compare text color against the background Download RGB Test and make sure your screen is working perfectly! RGB Test to prosta i skuteczna aplikacja do testowania ekranu Twojego iPhone’a lub iPada. Pozwala szybko wykryć martwe piksele oraz sprawdzić poprawność wyświetlania kolorów RGB. Funkcje aplikacji: Pełnoekranowe testy kolorów – czerwony, zielony, niebieski, biały, czarny i inne Szybkie wykrywanie uszkodzonych pikseli Intuicyjny interfejs – test ekranu w zaledwie kilka sekund Sprawdzenie kontrastu – porównaj zestawienie koloru tekstu z kolorem tła Pobierz RGB Test i upewnij się, że Twój ekran działa perfekcyjnie!

What’s new

Version 1.9.2 · Updated January 14, 2026

We've optimized performance and fixed minor bugs.

App privacy

The developer, Zbigniew Osada, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Location: Coarse Location
  • Identifiers: Device ID
  • Diagnostics: Crash Data, Other Diagnostic Data

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Location: Coarse Location
  • Identifiers: Device ID
  • Diagnostics: Crash Data, Other Diagnostic Data

Used for: Third-Party Advertising, Analytics

Alternatives to RGB Test

Looking for apps like RGB Test? Here are 6 similar apps on the App Store. The highest rated is ScreenTest - Dead Pixel Check (4.3/5), and all 6 are free to download.

RGB Test vs. alternatives
App Rating Price Last updated Compare
RGB Test – Free January 14, 2026
RGB palette - Check Colors! 2.0 / 5 (2) Free May 23, 2024 Compare
Color Tools - RGB, CMYK, HSV – Free Jul 13, 2026 Compare
Color Savvy 3.9 / 5 (43) Free May 28, 2026 Compare
Color Test For Your Screen 1.0 / 5 (1) Free Jan 7, 2026 Compare
RefreshRate - Frame Rate 3.5 / 5 (35) Free Sep 17, 2026 Compare
ScreenTest - Dead Pixel Check 4.3 / 5 (6) Free Mar 12, 2026 Compare

Compare RGB Test with the top alternatives: ratings, updates, ASO score and keyword gaps →