Protect your device and your battery with this FREE and REVOLUTIONARY app !

A healthier battery that last longer
No need to spend money in a new battery or phone every year ! This app watches the current flow and the battery temperature for an optimal utilisation every day.
Watt - Battery Watcher uses machine learning to estimate your battery longevity and gives you advices if your device needs maintenance. Discover the true capacity of your battery in real time.

Customization
Beacause it is proven that a dark background helps the battery last longer, Watt includes a FREE dark theme. We all love dark theme, enjoy !

Be a pro
Want to fine tune settings and optimize your battery even further ? Get the pro pack and unlock the power of your device.