Sign PDF
Add your signature to PDF — draw, upload, or type
About Sign PDF
Sign PDF is a free online tool that add your signature to pdf — draw, upload, or type. No registration or software installation required — simply upload your file, adjust settings, and download the result.
How to use Sign 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
- Processed entirely in your browser — nothing leaves your device
Frequently Asked Questions
Everything you need to know about this tool
Yes, Sign 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. Sign 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.
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