Flatten PDF
Make form fields permanent so the PDF can't be edited anymore. It runs free in your browser, so your files stay on your device and are never uploaded to a server.
How to use Flatten PDF
- Click “Open the tool”, then drop your file in the box or choose it from your device.
- Adjust the options if any are shown, then start processing.
- Download the result as soon as it is ready — no account needed.
Why File Zain
- Full privacy: Processing happens in your browser; your file never leaves your device.
- Free, no sign-up: No account and no watermark.
- Works on every device: Phone, computer and tablet.
FAQ
Which formats does “Flatten PDF” support?
Accepted formats: PDF.
Are my files safe?
Yes. Everything is processed on your device and nothing is uploaded to a server.
Is this tool free?
Yes, completely free and without registration.