About Screen Test
Your one-stop display performance testing and picture quality evaluation platform, helping users accurately assess screen quality.
Our Mission
Screen Test (Display Test) is a professional platform focused on display performance testing and picture quality evaluation, dedicated to making screen testing simple, accurate, and efficient. Whether you need to check for dead pixels, backlight bleeding, ghosting, or test color gamut, HDR performance, and refresh rate, we have you covered.
Our mission is to provide users with comprehensive and professional screen testing tools. From basic dead pixel detection and backlight bleeding tests, to advanced color gamut coverage, HDR display performance, and screen tearing detection, to practical screen size calculation, we cover every step of monitor purchasing, inspection, and calibration.
This is a completely free tool — no login required, no registration needed, just open and use. We believe that good tools should be easily accessible to all users.
Features
Everything you need for screen testing
Dead Pixel Detection
Solid color backgrounds to detect dead pixels, bright spots, and dark spots, quickly identifying panel defects.
Backlight Bleeding Test
Detect backlight bleeding and backlight uniformity in a fully dark environment, evaluating IPS/VA panel quality.
Response Time Test
Ghosting test, refresh rate test, and screen tearing detection to comprehensively evaluate screen dynamic performance.
Color Test
Color gamut detection, color accuracy test, and HDR performance test to precisely evaluate screen color performance.
Burn-in Detection
Detect OLED/AMOLED screen burn-in and image retention, evaluating screen lifespan status.
Screen Size Calculator
Calculate screen size, PPI, and display area based on resolution and diagonal measurement.
Multi-language Support
Available in Chinese and English, serving users worldwide.
Responsive Design
Perfectly adapted for desktop and mobile devices, test your screen anytime, anywhere.
Start Testing Now
No registration required, free access to all screen testing tools
Open Display Test