Screen tearing test
Move synchronized bars to observe tearing and frame pacing.
LIVE TEST WORKSPACEVISUAL PATTERN · OBSERVATION
What does Frame pacing / VSync mean here?
Start motion and change speed. Look for horizontal breaks; browser compositing may hide tearing.
Enter fullscreen test
SCREEN · CSS PIXELS—
DEVICE PIXEL RATIO—
What do you see?
What does Frame pacing / VSync mean here?
Start motion and change speed. Look for horizontal breaks; browser compositing may hide tearing.
How to use this test
- Start motion and change speed. Look for horizontal breaks; browser compositing may hide tearing.
- Record what you actually see or calculate; repeat under the same settings.
What does Frame pacing / VSync mean here?
Start motion and change speed. Look for horizontal breaks; browser compositing may hide tearing.
Where is my test data stored?
The test runs on your device. Results are only saved to this browser when you choose Save. Clear them from the report page at any time. Audio and video are never uploaded.