Como is described as 'simple script that runs in the background on your computer and collects battery information. You can check everything out with a nice interface online'. There are three alternatives to Como for Mac. The best alternative is Battery Health, which is free. Other great apps like Como are Battery Logger (Paid) and Battery Box (Paid).
With Battery Health, you can easily see all the important information about your MacBook's battery, such as current charge level, battery capacity, power usage, number of times it has been charged and much more.