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Signature PDFSignWell
Free

Free and open source under the AGPL-3.0 licence, with free public instances.

 Freemium

Has a free tier, with paid plans for more features and volume.

Web, Self-hosted Web
  • Multi-person signing mode
  • Page organising, metadata editing and compression in one tool
  • Recipients sign without an account
  • Detailed audit trail on every document
  • Multi-signature mode stores PDFs on the server
  • Signatures are visual, not certificate-based
  • Documents are stored on a third-party service
  • Senders need an account
Web application, Self-hosted Hosted service
Open source Closed source
License: AGPL-3.0 License not stated
No account needed Account needed
Not stated if it works offline Needs internet

Checked October 2, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.