No — you can start with Sentinel GO, the free feature set inside the app. With Sentinel GO, you can actively track trips, manage maintenance logs, complete checklists, and more without any hardware.

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To try it, simply scan the QR code, download the app, and register your boat — or add the Demo Boat to experience premium features in a fully simulated mode, completely free. To unlock full boat monitoring, including battery status, sensors, tracking, and alarms, you’ll need to install Sentinel hardware and subscribe.