This comprehensive access control system leverages Internet of Things (IoT), cloud computing, and mobile technology to provide secure, streamlined, and remote management of barriers, gates, and doors for both residential and commercial properties. Its main features include reader-less entry through real-time online authentication via mobile applications, remote policy configuration, activity monitoring with live status updates and access logs, and facility booking automation, addressing challenges such as complex key management, security vulnerabilities, and inefficiencies in traditional access methods. Designed for property managers, building owners, security professionals, and urban developers, it offers an intuitive, cost-effective solution to enhance security, improve occupant convenience, and facilitate efficient operations in modern, smart urban environments.