UPDF Sign is an online tool for digitally signing PDF documents. It allows users to sign, send, and manage documents securely and efficiently. It uses legally-binding, certificate-based signatures, enabling documents to be sent, signed, and tracked securely from any device, anytime, anywhere. UPDF Sign is an electronic signature solution catering to professionals, small businesses, and enterprises. It prioritizes security, affordability, and user accessibility, aiming to simplify the signing process while providing legally binding and certified signatures. Key features of UPDF Sign include comprehensive document management, legally binding digital signatures certified by the AATL framework, real-time notifications, bulk signing, mobile compatibility, digital signature storage, an audit trail, 20GB of cloud storage, and 24/6 customer support. It is suitable for businesses managing contracts, freelancers signing service agreements remotely, legal professionals, healthcare providers, real estate agents, and remote teams.