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Sign PDF

Add your electronic signature to any PDF document, or send it to others to request their signature — fast, legally recognized, and fully digital.

Drop your file here

or browse files

Input: .pdf Output: .pdf

How do you want to sign?

Your name

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Include today's date next to my signature

pdf-lib (runs in your browser)

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🔒 This tool runs entirely in your browser — your file is never uploaded to any server.

How to sign pdf

Upload the document that needs a signature.

Draw, type, or upload your signature.

Download the signed PDF instantly.

Yes, in most jurisdictions e-signatures are legally recognized for standard business documents.

Yes, Pro users can send signature requests via email and track completion status.

Draw with mouse/finger, type your name, or upload an image of your signature.