Skilltosky PDF Tools lets you add an electronic signature to any PDF online in seconds. Draw with your mouse or touchscreen, type your name in a handwriting font, or upload an existing signature image. Your file is processed entirely in your browser — nothing is ever uploaded.
Use a mouse, trackpad or touchscreen to draw a natural handwritten signature.
Enter your name and choose from 10 elegant handwriting fonts for an instant typed signature.
Upload a PNG or JPG of your existing signature. The background is removed automatically.
Sign on any page and add multiple signature instances to the same document.
Encrypted PDFs are handled with a high-quality canvas export — no quality compromise.
Everything happens in your browser. Your PDF and signature never leave your device.
In most countries electronic signatures are legally binding under laws such as eIDAS (EU) and ESIGN (USA). For legally sensitive documents always check local regulations.
Yes. Skilltosky PDF Tools lets you sign PDFs for free directly in any modern browser — no Adobe Acrobat or other software required.
Yes. The signature is embedded directly into the PDF as a permanent image, so it prints exactly as it appears on screen.
You can place signature boxes on any page. Each placement is independent so you can sign every page individually.
No. Your signature is created and used entirely within your browser session. It is never transmitted to or stored on any server.