Sign.Plus provides a cloud-based electronic signature platform. It allows users to send and sign documents online, offering advanced and qualified signature workflows. The service meets legal requirements under Europe’s eIDAS and the U.S. ESIGN Act, and supports Swiss ZertES compliance. Features include secure sharing, audit trails, and integrations (Google, Microsoft). The site highlights ease of use and security. While marketed from Switzerland, the Sign.Plus page focuses on the product and does not give corporate history or founding details.