Sign PDF
Stamp your digital signature on contracts, forms, and invoices right on your screen with total privacy.
Drag and drop your PDF document here
Sign digitally, stamp your rubric, or add company seals without uploading your document to servers.
100% Client-side ProcessingSign PDF documents online for free with digital signatures
Printing paper documents, signing with a pen, and re-scanning them back to PDF is time-consuming and wastes ink and paper. Today, the vast majority of commercial agreements, authorizations, and contracts accept electronic signatures directly on PDF files.
With this tool, you can stamp your signature onto any PDF in seconds. Draw your signature using your mouse or finger on a touchscreen, or upload a transparent image of your signature to place it cleanly on the signature line.
When you will need to sign a PDF
Rental leases, employment contracts & agreements
Sign contracts and agreements instantly from your laptop or phone without printing anything.
Official forms and permission slips
Add your signature to school permission slips, grant applications, or banking forms with a single click.
Vendor proposals and purchase orders
Approve client quotes or vendor orders by stamping your signature and date before sending the document back.
Frequently asked questions about signing PDFs
You can draw your signature easily with your computer mouse, or open this tool on your smartphone to sign with your fingertip on the touchscreen.
Yes. You can reuse your drawn or uploaded signature across multiple pages during your working session.
Yes. In most jurisdictions and commercial contexts, electronic signatures placed on PDF documents carry contractual validity between consenting parties.