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Stylus & Drawing Tablet Test

Test your stylus, pen, or drawing tablet using the browser Pointer Events API. Draws pressure-sensitive strokes and shows real-time pressure, tilt, and pointer data. Also works as a general pointer test for mouse and touch input.

Connect a stylus or drawing tablet (Wacom, XP-Pen, Huion, Apple Pencil, Surface Pen) and draw below for pressure and tilt data. Mouse input also works for basic pointer testing.
Pen Color

Pressure levels: Professional tablets support 4096 or 8192 pressure levels. Browser reports normalized 0–1 regardless of levels.

Tilt support: Tilt (tiltX/tiltY) requires a compatible stylus and driver. Wacom Pro Pen 2, Apple Pencil 2, and Surface Slim Pen 2 support tilt.

Palm rejection: Handled by your tablet driver, not the browser. Enable palm rejection in your tablet driver settings.

What is a Stylus & Drawing Tablet Test?

This tool tests your stylus or drawing tablet using the browser Pointer Events API — no plugins, no downloads, no drivers needed beyond what your device already has installed. Draw on the canvas to see real-time pressure values (0.00–1.00), tilt angles (tiltX and tiltY), pointer type (pen / mouse / touch), and contact dimensions. Pressure-sensitive strokes vary in width based on how hard you press. Use this to verify your tablet is working correctly and that pressure sensitivity is being reported to your browser.

Compatible Devices

Wacom

Intuos, Intuos Pro, Cintiq, One
2048–8192 levels

Industry-standard tablets. Full pressure, tilt, and rotation support via Wacom driver.

Apple Pencil

1st gen, 2nd gen, USB-C
4096 levels (normalized)

Works on iPad with Safari 13+. Pressure and tilt fully supported in browser.

Microsoft Surface Pen

Surface Pen, Slim Pen 2
4096 levels

Works on Surface devices with Edge or Chrome. Tilt supported on Slim Pen 2.

XP-Pen & Huion

Artist, Innovator, Kamvas
8192 levels

Budget-friendly alternatives to Wacom. Require proprietary driver for pressure data.

Samsung S-Pen

Galaxy Note, Galaxy Tab S, Galaxy S Ultra
4096 levels

Integrated stylus on Samsung Galaxy devices. Pressure supported in Chrome on Android.

Generic Stylus

Passive / capacitive styli
No pressure

Basic rubber-tip styli emulate a finger. No pressure or tilt data is available.

Stylus & Drawing Tablet Test FAQ

Common questions about pen pressure, tilt, drawing tablets, and stylus compatibility.