If you're looking for a device to monitor your indoor and outdoor water usage separately, Flume is an excellent option. This smart home water monitor takes just 10 minutes to install and provides real-time water usage data down to the hundredth of a gallon. It offers features like leak detection, monthly water budgets, integration with Alexa and Google Home, and separate indoor and outdoor usage data. It also includes daily and weekly budgets, customizable leak alerts, and shared access, all for a starting price of $149 with a $49.99 annual service fee.
Another noteworthy device is Sense, which is primarily an energy monitoring system but also offers some features that could be useful in water usage tracking. It uses AI technology to monitor energy and device usage in real-time and includes historical usage and trend analysis. While it doesn't specifically track water usage, its comprehensive monitoring capabilities could help you understand your overall home's usage patterns. The Sense system starts at $299 and takes less than 30 minutes to install with a licensed electrician.