Question 1

How do I annotate an image?

Accepted Answer

Upload or paste an image, select a tool (rectangle, arrow, text, circle), draw on the canvas, then download the annotated PNG.

Question 2

What annotation tools are available?

Accepted Answer

Rectangle, circle, arrow, freehand draw, text label, and highlight marker with customizable colors and sizes.

Question 3

Can I undo annotations?

Accepted Answer

Yes. Each annotation is tracked separately. Use the undo button or clear all annotations to start over.

Question 4

Is my image uploaded to a server?

Accepted Answer

No. All annotation is done locally in your browser using the HTML5 Canvas API. Your images stay private.