🎨 Canvas Painter

Free online canvas drawing tool. Supports pen and eraser, adjustable color and brush size, undo/redo, and PNG image export. Built with pure frontend Canvas, no download required.

Zero dependency Β· Works offline
4px

How to Use

Draw Mode: Select the Pen tool and draw with the left mouse button or your finger. Supports touch input for mobile devices.

Eraser Mode: Select the Eraser tool to remove parts you don't want. The brush size can be adjusted as well.

Color Selection: Click the color picker to choose any color, and tune the overall brush size (1-50px).

Undo/Redo: Supports multiple undo (Ctrl+Z) and redo (Ctrl+Y) operations.

Export: Click "Download PNG" to save your work as a PNG image with a transparent background.

Use Cases

Sketching & Diagram: Quickly draw workflow diagrams, flowcharts, and simple diagrams.

Online Presentation: Draw and present your ideas live through screen sharing or online classes.

Creative Drafting: Make quick doodles, design drafts, and visual notes.

Annotation: Mark up screenshots with shapes, arrows, and highlights.