Free Online Tool — Free Dead Pixel Check

Your Screen Deserves a Professional Health Check

Diagnose dead pixels, burn-in, ghosting and more in 60 seconds. Private, secure, and powered entirely by your browser.

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✅ 100% Free🔒 Private & Secure⚡ Results in 60s
2.4M+
Tests Run
5
Diagnostic Checks
100%
Browser-Based

How It Works

Five automated tests to comprehensively assess your screen's overall health

🌫️

Uniformity Check

Detects clouding and dirty screen effect across your display

🔍

Dead Pixel Detection

Finds pixels that are stuck, dead, or not displaying correctly

👻

Ghosting Test

Reveals motion blur and trailing behind moving objects

Refresh Rate Verdict

Confirms your screen is running at the correct Hz frequency

🖥️

OLED Burn-In Scan

Exposes ghost images and permanent burn-in marks

Why Screen Medic?

🔒

100% Private

Nothing is ever uploaded to a server. All diagnostics run entirely within your browser for complete privacy.

🎯

Proven Patterns

We use industry-standard test patterns trusted by display manufacturers and calibration professionals worldwide.

Results in 60 Seconds

Complete all five diagnostic checks in under a minute. No waiting, no installations, no hassle.

📚 Screen Health Guides

Learn more about your display and how to keep it performing at its best

Frequently Asked Questions

Yes, absolutely. No hidden fees, no premium tiers, and no account required.

No. Everything runs locally in your browser.

Our tests use industry-standard patterns.

It's a diagnostic tool, but rapid color cycling can sometimes unstick a stuck pixel.

Ready to Check Your Screen?

Join millions of users who trust Screen Medic for fast, private display diagnostics.

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