BROWSER-ONLY PDF TOOLS
Your PDF. Your signature.
Draw or type your signature, place it on the page, then save your PDF.
No file upload. No account. No watermark.
Open a PDF on your device
PDF only · up to 20 MB · 100 pages. The file stays in this tab.
Local signatures are images, without email delivery or an audit record.
Replace this PDF?
Your unsaved signature placements will be cleared. The original file on your device stays unchanged.
What stays private?
This tool reads and processes the PDF in your browser. It does not upload the file or signature to DocAISign. Close the tab to clear its in-memory copy; downloaded files remain on your device. Local processing and privacy.
Need someone else's signature?
This adds an electronic signature image. It does not create a certificate-based digital signature, email request or audit record.
Which files work?
Ordinary PDFs within the limits above. Password-protected files, XFA forms and PDFs with existing signature fields are not supported here. Keep the original and review every output.