The PulsePoint AED app serves as a vital tool for building and mobilizing a comprehensive registry of life-saving devices, directly empowering communities to improve cardiac arrest survival rates. By allowing users to easily locate, record, and update the locations of publicly accessible Automated External Defibrillators (AEDs), the app ensures that this critical data is available to both 911 telecommunicators and bystanders during emergencies. Beyond just mapping devices, the app actively engages citizens by alerting subscribers—including off-duty professionals and neighborhood volunteers—when a cardiac arrest occurs nearby, guiding them to the closest AED. Additionally, it helps maintain the registry’s accuracy by enabling users to report issues like missing devices or closed businesses, and even catalogs co-located resources such as Bleeding Control Kits and Naloxone, creating a robust safety net for the entire community.