Sign PDF online without digital certificate
Create your handwritten signature with mouse or finger from mobile, customize stroke and place it anywhere.
Select PDF file
or drag and drop your document here
My signatures
Drag your signature to place it wherever you want. Use the bottom right corner to resize it.
PDF signed successfully!
Your signature has been sharply inserted into the document.
How to sign a PDF step by step
1. Select or drag your PDF
Upload the document you need to sign. The entire process takes place in your browser: no files are transferred to any external server.
2. Draw your handwritten signature
Use the mouse on your computer or directly your finger or stylus from mobile. Choose the marker style (pen, ballpoint, pencil, marker), stroke thickness and ink color.
3. Place it wherever you want and download
Drag the signature box to the exact page and position of the document. Adjust its size with the corner and instantly download your signed PDF in top quality.
Advantages of signing with JapalTools
100% private and confidential
Your documents never leave your device. Processing runs locally, protecting your contracts and private data.
No certificates or registration needed
No need to buy expensive certificates or create accounts. Sign flexibly and quickly anytime.
Mobile, tablet and computer
Designed with high-precision touch technology so signing on mobile feels as natural as on paper.
Complete stroke styling
Customize with calligraphy pen, blue or black ballpoint, pencil, and full thickness and sizing control.
Frequently asked questions
In most jurisdictions (including the EU under eIDAS regulation), an electronic handwritten signature is considered a Simple Electronic Signature, valid for rental agreements, quotes, authorizations, and mutual private contracts.
Yes. The tool features smooth touch support optimized for mobile and tablet touchscreens, allowing you to draw a clean and natural stroke just like a pen.
Of course. You can drag the signature box anywhere on the page, adjust its size by pulling the corner, or delete it and place another.
No. All stamping and rendering is done 100% in your own web browser using WebAssembly and JavaScript. No one else can view your documents or signature.
No. The document is processed in your own browser and is not sent to JapalTools or anyone else. When you close the page, no copy remains outside your device.