My iPhone is my lifeline to the world. Â I use it for work, I use it at home. Â It’s my wallet, my reference guide, my music collection, and everything in between. Â As a result,Â the battery takes a hit. Â Even with the most recent iPhone available running the most advanced battery technology available, it never seems to be enough. Â So what, besides complaining, can we do to extend our iPhone battery life without having to stay connected to a cord all day? Â Over the years I have found a handful of useful tips that have served me well. Â Here they are, in no particular order.