Flatten PDF
Flatten PDF form fields, annotations, and text boxes into permanent non-editable vector graphics.
Your files are processed directly inside your browser memory using local hardware acceleration. No images, videos, or documents are ever uploaded to cloud servers or stored anywhere.
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Supports .pdf. 100% processed on your device.
Why Use Our Flatten PDF?
Tamper Protection
Prevents recipients from editing entered form values, checkboxes, or signature placements.
How to Use Flatten PDF Online for Free
Upload a PDF with filled form fields or electronic signatures.
Click Flatten PDF to merge interactive layers into static content.
Download your locked, tamper-proof document.
Frequently Asked Questions
Why should I flatten a PDF before sending?
Flattening ensures that fonts, annotations, and filled form values look identical on any device and cannot be accidentally modified.
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