Your super-powerful, ultra-versatile phone, tablet, or laptop suddenly becomes a lot less useful when its battery dies — which is why battery life is so important for gadgets. Whether it’s checking the battery capacity before buying something, investing in a portable power bank, or deploying special low-power modes, we’re all trying to get as much time as possible between charges.
One of the ways to make sure device battery life is stretched as far as possible is to identify the apps…
