Smart Tools Studio
Tools · Free to use

Sign a PDF.
Make it yours.

Add your name and a drawn or imported signature. Position them on any page, then download your signed copy.

1. Upload PDF2. Draw or import signature3. Place & download
STEP 1 · OPEN YOUR DOCUMENT

Upload your PDF

Choose your document. It stays in your browser and is not uploaded to a server.

Choose a PDF to get started. Maximum file size: 50 MB.

STEP 2 · CREATE YOUR SIGNATURE

Draw your signature

Use your mouse, trackpad or touch screen. Then choose Add drawn signature in the PDF editor below.

Part of PDF signing

Draw in the area above. The guide line will not appear in your download.

Your signature stays in this browser. It is not uploaded.

OR · USE YOUR EXISTING SIGNATURE

Import a signature image

Choose a transparent PNG, WebP, AVIF, GIF or SVG. Other image formats work if your browser can decode them. For TIFF, PSD or unsupported formats, export a transparent PNG first. Up to 10 MB and 16 megapixels.

Transparency is preserved. Your signature stays on this device.

Your PDF and signature are processed on your device. This adds a visible signature, not a digital signing certificate.