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Flatten PDF Documents

Flatten PDF form fields, annotations, and layers into a single non-editable document.

1
Select PDF
Drop a PDF with form fields or layers, or click to browse
2
Flatten
Form fields, annotations, and layers are merged into the page content
3
Download
Download your flattened PDF instantly

Drop your file here or click to browse

Drop a PDF here or click to browse — up to 100 MB

Local compute

Frequently Asked Questions

What does flattening do?

Flattening converts interactive form fields and annotations into static page content that cannot be edited.

Does this preserve bookmarks and form fields?

Form fields are intentionally flattened into static page content — that is the point of flattening. Bookmarks and the document outline are kept.

What PDF versions are supported?

Flattening works on PDF 1.0 through 2.0. Output is bumped to at least 1.5 if the input used non-flattenable transparency groups.

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