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Sign PDF online
nothing leaves your device

Draw your signature with the mouse or your finger, choose which pages it goes on and download the signed document. Nothing is uploaded, and we never see what the contract says — and on a contract, that is what matters most.

100% free
Local processing
No sign-up
No watermark

You can also drag and drop a file anywhere on this page.•PDF · up to 100 MB

Why signing without uploading changes everything

Almost every document people sign is the one they should least spread around: an employment contract, a lease, a power of attorney, a termination notice, a travel consent form. The best-known services send that file to a server — not by choice, but because that is where they process it.

Contracts and proposals

Sign the last page and send it back by email, without the contract passing through a third party on the way.

Scanned documents

Got a form to print, sign and scan? Sign it directly in the file and skip the printer.

Several pages at once

Contracts often ask for initials on every sheet. Select the pages and apply the same signature to all of them.

How to sign a PDF

  1. 1

    Open the document

    Drop the PDF anywhere on this page, or use the button to select it. The pages appear as thumbnails.

  2. 2

    Draw your signature

    Sign in the box with the mouse or your finger. The stroke is cropped automatically, with no empty margin around it.

  3. 3

    Place it and download

    Select the pages, adjust position and size, check the preview on the thumbnail and export the signed PDF.

What this tool does differently

The contract is not uploaded

The signature is drawn into the document inside the tab. No byte of the contract travels over the network, and you can verify it in the browser network panel.

Preview before downloading

The signature appears on the thumbnail exactly where it will land in the final file. No exporting just to find out it came out crooked.

Several pages at once

Select the sheets that need initials and apply in one go. The same image is embedded only once in the file.

Adjustable position and size

Five anchors and a size control. The position is relative to the page, so it behaves the same on A4 and Letter.

You can undo

Placed it in the wrong spot? Undo steps back, and applying again repositions instead of stacking signatures.

No watermark

The final file gets no stamp, no footer and no advertising page.

Why your contract stays with you

Signing is the moment when a document is worth the most and carries the most risk. Here it is opened, signed and saved without leaving your machine.

Local processing

Reading the PDF, drawing the signature and assembling the final file all happen in JavaScript, inside the tab.

No storage

There is no server keeping a copy, because there is no upload. Close the tab and everything leaves memory.

No account

No sign-up, no email, no daily limit tied to a login.

Frequently asked questions

Is this signature legally binding?

It is a handwritten signature drawn onto the page — the same as signing, scanning and sending. It is not a digital signature with a certificate, which requires a certificate authority and a cryptographic seal. For many everyday uses a handwritten signature is enough; when the other party requires a certificate, use a service that issues one. We would rather say this plainly than leave it ambiguous.

Is my contract uploaded to a server?

No. The PDF is opened, signed and rebuilt in your browser. Open the network panel (F12) before signing: no request carrying the document is made.

Can I sign several pages at once?

Yes. Select the pages that need the signature and apply. The same image is embedded only once in the file, so signing twenty pages barely increases the PDF size.

Does it work on a phone?

Yes, and that is where it works best: drawing with a finger comes out more natural than with a mouse. The signature box blocks page scrolling while you draw.

How do I adjust the signature position?

Pick one of five anchors — four corners and centre — plus the size. The thumbnail shows the signature exactly where it will sit, so you can check before exporting.

Is the signature still editable in the final file?

No. It is drawn into the page content, like any other image in the document. Anyone opening the PDF sees the signature, not a form field that can be cleared with a click.

All processing happens in your browser. No file is ever uploaded to a server.