Free Sign PDF Online – Fast & Private
Add your signature to PDFs instantly in browser – draw, type or upload image. No signup, no watermarks. Perfect for contracts, forms, approvals or documents.
Sign PDF – Free & Private
Add visible signature to PDF directly in browser.
No server, 100% private – processed locally.
Draw with mouse/touch or upload signature image. Basic visual signing (not cryptographic certificate-based).
Drag & drop PDF here
or
Drag & drop PDF • Draw/type/upload signature • Add date/text • No server upload • 100% private
How to Sign PDF in 4 Simple Steps
- Upload – select or drag your PDF
- Create signature – draw, type name or upload image
- Place & customize – position, resize, add date/text
- Sign – apply and download signed PDF
Why Use This PDF Signer?
- Completely browser-based – no apps or extensions
- Private signing – document never leaves your device
- Multiple ways: draw with mouse/touch, type name, upload image
- Add date, name or custom text fields
- Free with no limits or watermarks
- Preserves original document quality
- Offline support after PWA installation
PDF Signer Comparison
| Feature | Waridi Tech | Other Online Tools |
|---|---|---|
| Privacy | Local only | Often requires upload |
| Cost | 100% free | Free with limits / paid |
| Watermarks | None | Common on free tier |
| Signature Options | Draw / type / image | Often limited |
| No Install | Yes | Sometimes needs software |
Frequently Asked Questions
Is this PDF signer free?
Yes – completely free, no registration or limits.
Are my PDFs sent to a server?
No – signing happens entirely in your browser. Files never leave your device.
What ways can I add a signature?
Draw with mouse/touch, type your name (with font choice), or upload an image of your signature.
Can I add date or extra text?
Yes – include date, name, title or custom text near the signature.
What is the maximum file size?
Up to 100 MB recommended (browser-dependent; larger files may process slower).
Does signing change document quality?
No – adds signature layer only. Original content remains unchanged.
Can I sign multiple pages or documents?
Yes – place signature on any page(s). One file at a time currently.
Why sign PDF files online?
Quickly sign contracts, agreements, forms, invoices or applications without printing/scanning – convenient for remote work, legal docs or approvals.
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Ready to Sign Your PDF?
Fast, private, free – add your signature in seconds.
Available Worldwide
Works in all modern browsers on desktop, tablet and mobile. Updated March 2026 – supports English and expanding language options.