Testufo
TestUFO—visual tests for monitor refresh rate, motion blur and related display behavior.
About This Site
What is it?
testufo.com runs pursuit-camera style and other visual tests for refresh rate, motion blur and related display behavior—useful for checking whether a stated Hz mode is actually active.
How to play
- Open a test pattern matching your goal (Hz, blur, etc.)
- Follow on-screen instructions; fullscreen recommended
- Compare results across monitors if you have more than one
- Use a direct connection and correct OS refresh settings for fair tests
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