Flatten PDF

Make form fields and annotations a permanent part of the page.

or drop PDF files here

Processed on your device. Nothing is uploaded.

How to use Flatten PDF

After filling a form or marking up a document, flatten it so the values and markups look the same everywhere and can no longer be changed in a PDF reader.

  1. Open your PDF.

  2. Choose to flatten form fields, annotations or both.

  3. Download the flattened PDF.

Private by design

Your files are opened and processed inside this browser tab. They are never uploaded to a server.

How it works