Best tools for Sign PDF
We've evaluated the most reliable options for sign pdf. Here's our top pick alongside trusted alternatives, with honest pros and cons.
viewpdf.com
Free. Sign PDFs from your browser.
- Draw, type, or upload your signature
- No install or account required
- Works on mobile and desktop
- Produces an image signature, not a cryptographic certificate signature
Alternatives worth considering
Adobe Acrobat Reader
Free reader with basic Fill & Sign capability.
- Free to download
- Trusted and widely recognised
- Allows both image and certificate signatures
- Certificate signatures and advanced features require paid Acrobat subscription
- Desktop install required
DocuSign
Dedicated e-signature platform with legally binding signatures.
- Legally binding e-signatures with full audit trail
- Works across multiple signers and workflows
- Widely accepted in legal and enterprise contexts
- Subscription required beyond the free trial
- More complex than needed for simple self-signing
More tools to consider
These widely-used online PDF suites also handle sign pdf if you want to compare results.
- Visit →iLovePDF
A polished, free online PDF suite with a wide range of tools and no signup required for occasional use.
- Visit →Smallpdf
Clean drag-and-drop interface and reliable output; the free tier caps you to a couple of tasks per day.
- Visit →Adobe Acrobat online
The official browser tool from the creators of PDF, sign-in required after the first conversion.
WisePDF is independent. We may receive a referral fee if you choose certain tools, but our ratings reflect our honest assessment of each option's strengths and trade-offs.
Browse File Formats
Reference details for 53 file formats, extensions, MIME types, what opens each one, and how they convert.