Sign PDF online — free & private
Add your signature to any PDF right in your browser. BunnyConvert renders the document full-screen so you can place, drag and resize your signature exactly where it belongs, and add an optional date stamp. Nothing is uploaded — the whole process runs on your device.
▶ Open the tool✓ Processed on your device✓ No sign-up to start✓ Free & unlimited on the web
How it works
- Open the Sign PDF tool and choose your PDF.
- Type or draw your signature, pick a style and colour.
- Drag it onto the page, resize, then download the signed PDF.
Frequently asked questions
- Is signing a PDF here free?
- Yes. Signing PDFs is completely free on the web, no limits. Pro adds large-file support and batch processing.
- Are my documents uploaded to a server?
- No. The PDF is processed locally in your browser. Your file never leaves your device.
- Can I sign on my phone?
- Yes — it works in mobile browsers, and the free Android app adds offline signing.