Heart of the Nation is a free iPhone app developed by Our National Heart Pty Limited, falling under the Lifestyle category with a focus on Health & Fitness. This app serves as a vital tool for locating registered AEDs within the network, ensuring their potential availability during emergencies.

One of the significant features of Heart of the Nation is its provision of AED locations marked with visual stickers, aiming to reduce search time during critical situations. Future updates promise functionalities like calling emergency services, alerting nearby responders, guiding them to the nearest AED, and logging AED maintenance within the app. This app boasts a national reach, covering AED locations across all States and Territories, with nearly 2,000 locations and ongoing expansion efforts.