Flatten PDF

Convert interactive PDF elements (forms, annotations, comments) into static content. The flattened PDF will look the same but won't be editable. All processing happens locally.

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Features

Form Flattening

Convert editable form fields to permanent, non-editable content.

Annotation Flattening

Merge comments, highlights, and stamps into the document.

100% Private

All processing happens in your browser. Files never leave your device.

Prevent Edits

Create a finalized version that can't be modified.

Frequently Asked Questions

What is PDF flattening?

Flattening converts interactive elements (forms, annotations) into static page content. The visual appearance stays the same, but the elements can no longer be edited.

When should I flatten a PDF?

Flatten PDFs before printing, archiving, or sharing final versions. It ensures the document looks identical for everyone and prevents accidental changes.

Can I undo flattening?

No, flattening is permanent. The original interactive elements cannot be recovered from a flattened PDF. Always keep a backup of the original.

Will my form data be preserved?

Yes! All filled-in form data becomes permanent text in the flattened document. It just won't be editable anymore.