Sign PDF
Draw or type a signature and place it on any page — nothing is uploaded.
Sign PDF
See how it works
Watch a quick simulation of this tool in action — no file needed.
How to use Sign PDF
Follow these steps — everything happens instantly in your browser.
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Step 1. Drop the PDF you need to sign onto the zone.
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Step 2. Draw your signature on the pad, or switch to Type and enter your name.
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Step 3. Choose which page to sign, where the signature sits, and how wide it should be.
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Step 4. Click “Sign & download” — the signed PDF is generated locally and saved.
Why use this tool
Private by design
All processing happens locally in your browser. Open DevTools → Network and you'll see zero file uploads. Ever.
Instant
No upload wait, no queue, no server round-trip. Results appear the moment you drop a file.
Free & unlimited
No accounts, no watermarks, no daily caps. Use it as many times as you like, forever.
Works everywhere
Desktop, tablet or phone — every tool is responsive and installable as a PWA for offline use.
Frequently asked questions
Everything you might want to know about sign pdf.
Fill PDF Forms
Fill AcroForm text fields or overlay text at custom positions.
PDF Form Flattener
Bake form field values into the page content — no longer editable.
Protect PDF (ZIP)
Bundle your PDF into a password-protected ZIP — local.
PDF Image Stamp
Stamp a PNG/JPG image onto every PDF page — local.
Redact PDF
Black out sensitive areas by placing rectangles on pages.
