Digital Pen Test

Developer Options Draw path points Show pointer info Show report rate Show frame rate

Pointer info:
Report rate:
Frame rate:

Notes for iPad + Apple Pencil users

To keep handwriting consistant, go to Settings / Apple Pencil, turn off "Scribble"
To enable 120fps refresh rate, go to Settings / Safari, turn off "Prefer Page Rendering Updates near 60fps"

Notes for Windows + mouse users

To use unadjusted mouse movement, go to Control Panel / Hardware and Sound / Mouse / Pointer Options, turn off "Enhance pointer precision"