#1. Adobe Photoshop Express
Four words: Crop, Exposure, Rotate, Flip
If you take or even anticipate ever having to buy/use prescriptions for you or a loved one, plan on shopping at Walgreens ever and want to save money, or ever want to print the images you take with your phone: you need this app! It may not be an "every day" app, but those times when it will be most convenient to you, it will change the way you view accessibility and technology!
#3. iHeart Radio
Pandora, but better! I've found it has a better understanding of what I really want to listen to when I create a specific station (i.e. when I create a "Party Rock Anthem" station, I probably don't want to hear Alanis Morissette's "Ironic")
#4. Temple Run
It can be a game you can consume yourself with to the level of entertainment, but you don't have to constantly check back to it with numerous notifications (and chances are you won't spend hours on it sucking up your battery life). Oh, and it's always funny to see how many different ways you can die.
#5. KTB Buddy
Ever feel so stressed at someone you've considered screaming at them/throwing a flower pot in their general vicinity? Yeah, join the club. Or maybe not (perhaps there may be a residing anger management issue there). But nonetheless, this will give you some creative ways to exercise your anger in a metaphorical way! Clue: think voodoo doll! ;)