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PDF Annotator

Write, draw, and highlight on your PDF

Mark up PDFs with the same toolkit you'd expect from a desktop reader — highlights, sticky notes, freehand pen, and shapes.

Drop a PDF here
or click to browse
HOW IT WORKS

How to pdf annotator

  1. 01

    Open the PDF you want to annotate.

  2. 02

    Pick a tool — highlighter, pen, shape, or comment.

  3. 03

    Save the annotated copy when done.

FAQ

Frequently asked

Will annotations be editable later? +
Yes, unless you also flatten the PDF afterwards.
Privacy? +
Files never leave your browser — everything happens locally on your device.
Can I export only the comments? +
Not in this version — comments are saved into the PDF itself.
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