PDF Flatten
pdf · Client-Side
Flatten interactive form fields and annotations in your PDF so they become uneditable static content.
How to Use PDF Flatten
Flatten interactive form fields and annotations in your PDF so they become uneditable static content. All processing happens 100% locally inside your web browser using client-side JavaScript. Your files and data are never uploaded to any remote cloud server, guaranteeing complete privacy and zero data leakage.
Drag and drop files or enter text directly into the tool interface.
Executed securely in browser memory with zero upload wait times.
Save your generated file or result immediately with zero watermarks.
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Frequently Asked Questions
What does flattening a PDF do?▼
Flattening converts interactive form fields (such as text boxes, checkboxes, dropdowns, and signature fields) into permanent, non-editable text and vector graphics on the page.
Are my files uploaded to any server?▼
No. Flattening runs 100% locally inside your web browser using JavaScript. Your files never leave your device.
Can I unflatten a PDF after flattening?▼
No, flattening merges form fields permanently into the page layer so they can no longer be edited or filled out.
Is this tool free to use?▼
Yes, 100% free with no signups, accounts, or watermarks.