PowerCharts

PowerCharts help you visualization your battery usage using different charts. You don't have to be paranoid about your mac's battery life any more! - Consumption Rates It calculates how fast your mac's battery is draining, so you can easily get your battery life. For example, if it is 12.5 %/hr, it means the full battery can last 8 hours at this rate. - Working Time It shows you how long your mac has been working (awake), and how long it has been charging and discharging in stacked bars. - Battery Health Charts about your battery's maximum capacity and cycle counts. See how fast the battery is degrading. - Battery Level Distribution Keep battery levels in 20% - 80% range is good for your mac's battery health - Different time scales Detailed battery usage in the last 7 days; Daily usage in the last 30 days; Monthly usage of all time; Battery health data of all time