Effortlessly keep track of your battery life and performance while getting the most out of your Wear OS watch, with accurate battery life forecasts and high-drain rate monitoring.
Ion | Battery Life Prediction and Monitoring Utility
Keep tabs on your smart watch battery performance with drain rate monitoring, low-battery warnings in advance and life span predictions.
Customisable Graphs
Customise the appearance of your graph, toggle voltage statistics, and choose between Celsius, Fahrenheit, or Kelvin as your temperature unit.
Power on through the day
We've curated the following set of features to help you to prevent battery outages when you need your watch the most.
Detailed Graphs
Customisable graphs with battery life, voltage, and temperature. Read temperature statistics in Celsius, Fahrenheit and Kelvin.
Live Countdown
See in real time how long your watch is expected to last any any time from your watch or smartphone.
Customisable Notifications
Get notifications at the start of the day with a battery life prediction, or when your battery life falls below a specified level.
High-Drain Warnings
Get notified on your watch or phone when your battery is draining faster than usual. Know as far in advance as possible in order to avoid outages.
Performance History
Look back on your watch performance over time, and calculate your average battery life expectancy for your watch.
Charge Rate Monitoring
See real-time battery life notificaions on your smartphone while your watch is charging. You can monitor your over a distance when your watch is connected to WiFi.