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Annotate PDF

Draw, highlight and write on PDF pages. Add freehand drawings, highlights, shapes and text notes on top of PDF pages, then download the annotated PDF.

Your file never leaves your device — everything is processed locally in your browser.

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How to use Annotate PDF

  1. Drop your file into the upload box above (or click to browse).
  2. Adjust the options to your liking.
  3. Click the process button — everything runs instantly in your browser.
  4. Download your result. Your file was never uploaded anywhere.

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Part of 23 PDF Tools on fltools — all free, all on-device.