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Add Signature to PDF — Draw, Type & Upload

Need to add signature to PDF without uploading? Insert signature in PDF pages with draw, type, or PNG upload — create signature for PDF with cursive fonts, draw signature on pdf document with touch or mouse, and upload and sign pdf online in one session. Place signature on PDF with grid positioning; our tool shows how to add signature to pdf while bytes stay in a pdf-lib Web Worker. Add signature to pdf online with PDF flattening so your handwritten signature pdf is embedded permanently.

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How it works

  1. 1

    Select your PDF locally

    Choose a file from your device. pdf-lib in a Web Worker parses pages — add signature to pdf with zero server transmission.

  2. 2

    Create your signature

    Draw freehand, type in cursive fonts, or upload a transparent PNG. Create signature for pdf once and reuse — insert signature in pdf on any page.

  3. 3

    Place, flatten, and download

    Position on the grid, flatten into the document, and save. Standard add signature to pdf online jobs are free; multi-signer Premium via Lemon Squeezy.

Use cases

Handwritten approval stamps

Draw signature on pdf for internal approvals — handwritten signature pdf that looks natural without a stylus app.

Reuse saved signature PNG

Upload signature to pdf from a scanned transparent PNG — place signature on pdf consistently across forms.

Typed cursive signatures

Create signature for pdf by typing your name in script fonts when draw mode is unavailable on a shared PC.

Multi-page form completion

Insert signature in pdf on every required page — add signature to pdf online without printing and scanning.

Problems we solve

Print-sign-scan cycles

Fax-era workflows waste time. Add signature to pdf in-browser — draw signature on pdf document and download in minutes.

Cloud tools expose signatures

Uploading contracts to remote signers risks leaks. Local insert signature in pdf keeps confidential bytes on-device.

Floating annotation layers

Non-flattened stamps move in some viewers. PDF flattening embeds your upload signature to pdf permanently.

Trust & privacy

Three signature modes

Draw, type with cursive fonts, or upload transparent PNG — create signature for pdf your way.

100% on-device

Add signature to pdf while bytes stay in your browser — zero server contact.

Free standard signing

Everyday place signature on pdf jobs cost nothing. Premium handles multi-signer routing and bulk.

Frequently asked questions

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Add Signature to PDF — Draw, Type & Upload Online | Convertify4u