Flatten PDF Online Free
Flatten form fields, annotations, signatures, and layers into the page so the PDF looks consistent when shared, printed, or uploaded.
- Locks visible edits
- Good for forms and signatures
- Stable sharing copy
Flatten PDF
Lock annotations and form fields into a stable PDF copy.
Sign in to save input and output files to your backend dashboard.
Each page is rendered to an image — ideal before sharing signed or annotated PDFs.
Flatten PDF Online Free: quick guide
Flatten form fields, annotations, signatures, and layers into the page so the PDF looks consistent when shared, printed, or uploaded. GlobePDF runs this workflow in your browser, so your files stay on your device instead of being uploaded to a server. Use it when you want to add a visible signature to a PDF, then verify the downloaded result before sending it anywhere.
How to use it
- Upload your PDF and add a typed or image signature.
- Place the signature where it belongs on the document.
- Download the signed copy and confirm the signature is visible before sharing.
Best for
- Private document cleanup
- Fast browser-based file processing
- One-off tasks without installing software
Before you submit
- Check page order, formatting, and readability after export.
- Open the downloaded file once before submitting it.
- Keep the original file until the result is accepted.
Questions about Flatten PDF Online Free
When should I flatten a PDF?
Flatten a PDF after filling forms, adding signatures, or marking pages so the visible result is preserved for other viewers.
Can I edit form fields after flattening?
Flattening burns fields into the page. Keep the original PDF if you may need to edit the form again later.