SevenPens Tablet Tester

Overview

With my Tablet Tester browser-based tool you can test out the basic features of your tablet. This is useful for troubleshooting.

Try out the tool now

Go here to launch the tool: SevenPens Tablet Tester. Then start drawing in the blue box.

Safety and privacy

This tool:

  • Does not collect any data about you, your computer, etc.

  • Does not uses no cookies.

  • Does not track your behavior.

  • Does not record what you draw.

Features

  • Inputs

    • Draw with pen

    • Draw with mouse

  • Formatting

    • Control stroke size by pressure or tilt or use a fixed size

    • Control stroke color by pressure or tilt or use a fixed color

    • Control the minimum size of a stroke - useful when drawing with very light pressyre

  • Live Pointer information

    • Position, Tilt, Pressure, Barrel Rotation

    • Calculated information: Velocty & Direction

    • Button status

  • Utilities

    • Erase canvas when starting a new stroke

    • Show stroke stats such as pointer events/sec

  • Processing

    • Position smoothing

    • Pressure smoothing

    • Tilt smoothing

    • Pressure quantization

    • Pressure curve

  • Multiple ways to erase the canvas:

    • Press Clear button

    • Press BACKSPACE key

    • Press DELETE key

  • Press Save button to download canvas as PNG file

OS & Browser compatibility

Windows

  • Pen API:

    • Needs Windows Ink to be enabled in the tablet driver.

    • If you tablet driver is using only WinTab, no pressure is supported.

  • Chrome - WORKS

  • Firefox - WORKS

MacOS

  • Safari - yet to be tested

  • Chrome - WORKS

Linux

iPadOS

  • Safari - WORKS

Android

  • Chrome - WORKS

Open source

The entire source code is on the github repo (https://github.com/TheSevenPens/HtmlTabletTester). I encourage you to look through it and fork and modify it for your needs.

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