Online PDF tool

Annotate and review PDF pages online

Mark up a PDF directly in the document viewer so feedback, highlights, drawings, notes, and shapes stay connected to the page you are reviewing.

No installation required. Your first eligible task can be completed before login. TapScanner has 100M+ mobile downloads

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Annotate PDF

TapScanner web workspace

Highlight and mark up PDF pages
Add notes, drawings, and shapes
Export an annotated PDF copy
Current file, page, usage, and Premium limits are shown in the tool before processing.

How it works

Annotate PDF: complete the job in three steps

  1. 01

    Select the PDF you want to review.

  2. 02

    Add the available highlights, drawings, notes, or shapes.

  3. 03

    Review every annotation and download the marked-up PDF.

One connected workspace

Continue your workflow after Annotate PDF

Outputs stay in the TapScanner workspace so you can move directly into the next relevant PDF action.

Questions

Annotate PDF FAQ

Can I use Annotate PDF for free?

Yes. Your first eligible task can be completed before login. TapScanner shows the current file, page, and daily limits before processing.

Which PDF annotation tools are available?

The viewer supports highlights, freehand drawing, notes, and shapes. Open the workspace to see the controls available for the selected document.

Do I need to install software for Annotate PDF?

No. TapScanner runs in a modern web browser, so you can upload, process, and download the result without installing desktop software.

Ready to use Annotate PDF?

Open the tool and see the applicable limits before processing.

Open Annotate PDF