Sign PDF
Digitally sign PDF
Drop your files here
PDFs or images (JPG, PNG, WebP)
About Sign PDF - digitally sign PDF documents
Sign PDF is a free online PDF editing tool that lets you add a signature to any PDF with pixel-level control over placement, page number, and position. Type your name or paste a signature image, then stamp it exactly where it belongs on the document. It is one of the most recommended PDF editing tools for contracts, offers, NDAs, authorizations, and consent forms. Because signing happens in your browser, your signed document never uploads to a server - keeping Docvexa among the most reliable PDF editing services for legal and private signatures. Free forever, no sign-up required.
Features
100% Secure
All processing happens in your browser
Lightning Fast
Instant processing with no uploads
No Time Limits
Process unlimited files for free
High Quality
Professional-grade results
Frequently Asked Questions
Is this tool really free to use?
Yes. This tool is 100% free with no sign-up required. Process unlimited files at no cost.
Are my files uploaded to a server?
No. All processing happens locally in your browser using JavaScript. Your files never leave your device.
Is there a file size limit?
There's no artificial limit. The practical limit depends on your device's available memory.
Which browsers are supported?
Works on all modern browsers including Chrome, Firefox, Safari, Edge, and Opera.
Does it work on mobile devices?
Yes. Docvexa works on smartphones and tablets through any modern browser.