Flatten PDF online
Flatten forms and annotations in PDF
This tool lets you flatten pdf files so layers, form fields, and annotations become part of the page. It is useful before sharing, printing, or archiving a document. If you need flatten pdf or pdf flatten online, you can do it here without extra steps.
Why flatten pdf before sending a file
flatten pdf helps keep the document appearance consistent across devices and viewers. It is especially useful when you want form fields or comments to stay fixed in the final file.
How it works
Upload your PDF
Drag and drop a PDF containing forms or annotations.
Flatten content
The tool converts all form fields and annotations into static page content.
Download flattened PDF
Click Download to save your PDF with all content permanently fixed.
Frequently asked questions
About Flatten PDF
Flatten PDF converts interactive form fields and annotations into fixed page content. This prevents further editing and ensures the document looks the same everywhere. Useful for archiving filled forms.