Best Dead Pixel Buddy Alternatives ranked by AI · updated Aug 2026

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Dead Pixel Buddy is a simple browser tool that displays solid colors to help identify stuck or dead pixels on LCD and OLED screens. It is aimed at consumers checking new displays, phones, laptops, and monitors.

Developer: Dead Pixel Buddy Price: Free 🎯 deadpixelbuddy.com

monitor testing display calibration dead pixel test screen diagnostics

Top 6 Dead Pixel Buddy alternatives

Online Monitor Test

Online Monitor Test is a browser-based collection of display test patterns for checking color, sharpness, contrast, response time, and dead pixels. It...

Pros

Covers more than basic dead-pixel checks, including gradients, text clarity, and viewing angles
Runs directly in a browser without installing software
Useful for quickly comparing multiple display characteristics

Cons

Browser scaling and graphics settings can affect test accuracy
Lacks the hardware colorimeter workflow of desktop calibration tools
Motion testing is less specialized than dedicated gaming-display test suites

Free

Alternatives to Online Monitor Tes... → Visit site

DisplayCAL

DisplayCAL is a display calibration and profiling solution with a focus on accuracy and versatility.

Pros

Advanced features
Cross-platform support

Cons

Steep learning curve

Free

Alternatives to DisplayCAL →

EIZO Monitor Test

EIZO

EIZO Monitor Test is a free browser-based suite for checking monitor uniformity, sharpness, color, gradients, and viewing angles. It suits consumers and...

Pros

Cleaner and more guided than Lagom's pattern collection
Includes practical tests for uniformity and pixel defects
Covers common display checks without requiring calibration hardware

Cons

Fewer specialized patterns than Lagom for detailed LCD behavior
Visual inspection is still subjective
Does not calibrate the display or generate an ICC profile

Free

Alternatives to EIZO Monitor Test → Visit site

TestUFO

Blur Busters

TestUFO is an online suite for testing monitor motion performance, refresh rate, frame skipping, persistence, and variable-refresh behavior. It is aimed primarily...

Pros

Far stronger than Lagom for motion clarity and refresh-rate testing
Runs directly in a browser with no installation
Useful for detecting frame skipping and synchronization problems

Cons

Much less comprehensive for static color and grayscale evaluation
Results can be affected by browser and system performance
Provides testing rather than calibration or profile creation

Free

Alternatives to TestUFO → Visit site

Blur Busters Motion Tests

Blur Busters

Blur Busters Motion Tests are browser-based tools for examining display persistence, strobing backlights, motion blur, and refresh behavior. They target gamers, monitor...

Pros

More specialized motion-analysis patterns than Lagom
Helps compare blur-reduction and backlight-strobing settings
Useful for diagnosing display behavior at high refresh rates

Cons

Not a replacement for Lagom's static color and contrast patterns
Some tests require careful control of camera exposure or viewing conditions
Less useful for office and print-oriented color evaluation

Free

Alternatives to Blur Busters Motio... → Visit site

Lagom LCD Test

Lagom

Lagom LCD Test is a free set of web pages for assessing black levels, white saturation, contrast, sharpness, gradients, and response behavior....

Pros

Provides unusually detailed patterns for manual monitor adjustment
Strong coverage of black-level, white-level, and sharpness issues
Lightweight and usable on nearly any modern browser

Cons

Interface is dated and less guided than newer test sites
Requires more interpretation from the user than automated diagnostics
Not designed for instrument-based profiling

Free

Alternatives to Lagom LCD Test → Visit site

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