Sign PDF Online Free โ€” Draw or Type Signature | CuroPDF | CuroPDF
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Sign PDF Online Free โ€” Draw with Mouse, Finger or Type

Sign any PDF digitally without printing. Draw your signature with a mouse or finger on mobile, or type your name in cursive style.

Sign PDF

โœ… Free ยท No signup ยท Mobile-friendly

Upload your PDF to sign

Then draw or type your signature below

Signature applied locally โ€” your file never leaves your browser

How It Works

1

Open Sign PDF

Go to curopdf.com/sign-pdf โ€” works perfectly on mobile.

2

Upload your PDF

Select the document that needs signing.

3

Create your signature

Draw with mouse/finger on the canvas, or type your name.

4

Choose position

Select which page and where to place the signature.

5

Download

Signed PDF downloads instantly with your signature embedded.

How to Sign a PDF Online Free

Stop printing, signing and scanning. CuroPDF lets you draw your signature with a mouse on desktop or with your finger on a phone or tablet โ€” producing a natural, handwritten-style signature. Alternatively, type your name in a cursive font.

โœ… Drawing with your finger on a smartphone or tablet produces the most natural-looking signature. Ideal for contracts, letters, and approval forms.

Is a digital signature legally valid?

For everyday documents โ€” lease agreements, freelance contracts, approval letters, consent forms โ€” a drawn digital signature is widely accepted. For legally certified electronic signatures with audit trails, use services like DocuSign or Adobe Sign.

Frequently Asked Questions

Is this tool really free?
Yes โ€” 100% free with no signup, no subscription and no limits.
Are my files stored anywhere?
Never. All processing happens in your browser. Files never leave your device.
Is it secure?
Yes. PDF.js (Mozilla's open-source library) runs locally and ignores scripts inside PDFs.
Does it work on mobile?
Yes โ€” iOS Safari 14+, Chrome and Firefox on Android fully supported.
Can I sign on a phone?
Yes โ€” touch drawing is fully supported. Draw with your finger directly.
Is a drawn signature legally binding?
For most everyday documents, yes. For certified legal signatures use DocuSign.
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