1- Fitbit syncs.
2- Photomath walks me through the steps in the solution to a problem I'm struggling with.
Also, the timer alarm sounds nice instead of jarring (and I can even add my own sounds to it). And - when it charges, there's a little light that turns green when it is done.
Sure, other apps cannot be put on it that work with newer phones, but this one is a keeper no matter how mamy newer phones I may end up with.