Flatten a PDF

Bake form-field values into the page so they can no longer be edited. Runs entirely in your browser.

Flatten a PDF's form fields so the filled-in values become a permanent part of the page and can no longer be edited. Done in your browser, no uploads.

How to use Flatten PDF

Choose a PDF with form fields, or drop it onto the page.
Click Flatten & download.
Your filled values are baked into the page.

Frequently asked questions

What does flattening do?

It merges interactive form fields into the page content, so the values stay fixed and the form can't be changed in a PDF reader.

Are my files private?

Completely. Flattening happens locally in your browser; your PDF is never uploaded.