Flatten PDF
Flatten form fields and annotations into static content
About Flatten PDF
Flatten PDF is a free online tool that flatten form fields and annotations into static content. No registration or software installation required — simply upload your file, adjust settings, and download the result.
How to use Flatten PDF
- Upload your PDF file using the upload area above
- Adjust processing options as needed
- Click "Process" and wait for processing
- Download your result file
Key Features
- 100% free with no daily limits
- No registration or account needed
- Files automatically deleted after 30 minutes
- Fast server-side processing
Frequently Asked Questions
Everything you need to know about this tool
Yes, Flatten PDF on DocTools.CC is completely free with no daily limits and no registration required.
Yes. Your uploaded files are processed securely and automatically deleted from our servers after 30 minutes.
You can upload files up to 100MB. For larger files, consider splitting them first.
No. Flatten PDF works entirely in your browser — no downloads or installations needed.
Yes. DocTools.CC is fully responsive and works on mobile devices, tablets, and desktops.