Image Annotator

Drop in a screenshot and mark it up with arrows, shapes, text, or quick freehand notes.

Add an image to start

Pick a file (or paste a screenshot) and start marking it up.

Drag & drop, or paste a screenshot

or choose a file from your computer

or

About Image Annotator

A simple way to mark up screenshots for docs, bug reports, and design feedback. Add shapes, arrows, labels, and blur—then download.

More details

Tools included

  • Rectangles & Circles for highlighting areas
  • Arrows for pointing to specific elements
  • Text notes for quick context
  • Freehand drawing for custom markups
  • Selection tool for editing annotations

Common uses

  • Design feedback (UI/UX reviews)
  • Bug reports with clear callouts
  • Documentation screenshots
  • Quick tutorials and guides

A couple tips

  • Use color to separate “issues” vs “notes”
  • Increase stroke width when you need emphasis
  • Pair shapes with short labels for clarity
  • Use blur for anything sensitive before sharing
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Frequently asked questions

What can I add to an image?

Arrows, rectangles, circles, lines, text, freehand drawing, numbered steps, blur/redaction and spotlight — plus beautiful backgrounds.

Is it free and private?

Yes. It is completely free with no signup, and everything runs locally in your browser, so your data never leaves your device.

Can I redact sensitive info?

Yes — blur, pixelate or black-out regions, and auto-redact detected emails, phone numbers and keys.