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Best Online Monitor Test Alternatives ranked by AI · updated Aug 2026

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Online Monitor Test is a browser-based collection of display test patterns for checking color, sharpness, contrast, response time, and dead pixels. It is intended for consumers, photographers, gamers, and anyone calibrating or troubleshooting a monitor.

Developer: Online Monitor Test Price: Free 🎯 tft.vanity.dk
monitor testing display calibration dead pixel test screen diagnostics

Top 6 Online Monitor Test alternatives

1

EIZO Monitor Test

EIZO

💡 Pick it for a more structured display-quality check from a professional monitor maker.

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
2

Lagom LCD Test

Lagom

💡 Pick it when you want granular manual controls for contrast, levels, and sharpness.

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
3

TestUFO

Blur Busters

💡 Pick it for refresh-rate, ghosting, and motion-clarity testing on gaming displays.

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
4

Blur Busters Motion Tests

Blur Busters

💡 Pick it for advanced motion-blur and backlight-strobing analysis.

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
5

DisplayCAL

💡 Pick it when you need instrument-based color profiling instead of visual screen checks.

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 →
6

Dead Pixel Buddy

Dead Pixel Buddy

💡 Pick it for a quick, focused check of dead and stuck pixels on a new screen.

Dead Pixel Buddy is a simple browser tool that displays solid colors to help identify stuck or dead pixels on LCD and...

Pros

  • Faster and simpler for pixel inspection than a full diagnostic suite
  • Solid color screens make stuck pixels easy to spot
  • Works without downloads or specialized hardware

Cons

  • Does not test color accuracy, uniformity, response time, or calibration
  • Provides less guidance than comprehensive monitor test suites
  • Pixel diagnosis still requires close visual inspection

Free

Alternatives to Dead Pixel Buddy → Visit site

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