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Annotate PDF

Annotate PDF pages with a highlight, a rectangle or a line. Choose the pages, the position and the size of the mark.

Six pages have a review line and Total: 148.50. Place a highlight, rectangle or line on selected pages and check its position in the downloaded PDF. Marks do not remove underlying content.

Your documents stay on this device. Tool downloads and usage statistics do not include file contents.

Local limits: Max single file: 60 MB

Files are processed in your browser. They are not uploaded to this site.

A practical guide

Mark a place on the page.

  1. Add the PDF and choose the pages.
  2. Pick a highlight, a rectangle or a line.
  3. Set its position and size, run the task and check the result.

Try this example

Highlight the total on page 2 of a scanned invoice. Place a yellow highlight over the amount and save a copy with the mark.

Before

  • Page 2

After

  • Page 2 + highlight
Input and expected output for this task. Illustrative example.

Before you start: These are visual marks drawn on the page, not editable comments. They also cannot hide text, so this is not redaction.

Add a text label
What you get

Add a highlight, rectangle or line to selected PDF pages. These visual marks are not redaction or editable comments.

Limits and important details

Layout: 10 MiB, all source pages up to 200, 40 MiB output; split can produce 400 pages. No unusual page units. Links are kept; comments and form fields are imprinted or removed, as you choose; signed PDFs and XFA forms are refused. Document metadata/bookmarks are not preserved. Split and crop clip visibility, not securely remove hidden content. Marks are not redaction or editable comments: one per run on up to 500 pages, Latin, Greek, Cyrillic, Hebrew, Arabic, Chinese, Japanese or Korean text up to 300 characters. Forms: 10 MiB, 200 pages, 100 plain single-line text, checkbox, dropdown or radio fields; no XFA, signatures or scripts. Appearances may change. Not PDF sanitization.

Example

Place a highlight on page 2 of the sample and inspect its position. Page 1 stays unchanged. Reuse the result to add another mark; this does not create editable comments.