Sign PDF

Add electronic signatures to your PDF documents. Upload a signature image and place it on your PDF pages.

Drag & drop your PDF files here

or

Select a PDF file. Maximum 100 MB.

How to Sign PDF

1. Select a PDF file to sign

2. Upload a signature image (PNG or JPEG)

3. Adjust signature position and size

4. Select pages to sign (or leave all selected)

5. Click "Sign PDF" to process

6. Download your signed PDF

Note: All processing happens in your browser and your files will never leave your device so your files will be fully secure. This adds a visual signature image to your PDF - for legally binding digital signatures, you may need specialized software.