Siri's Google alternative is getting smarter and smarter at being your little digital assistant (or friend, depending on how much you love your device). It's worth a download, especially if you're using a lot of other Google apps.
This app could not be easier to use: Take a photo of a math problem, let the app do that work. Sure, it's a bit of a cheat, but if you need a little assist dividing that restaurant bill, it could save you some time.
It might seem excessive to pay $5 for a to-do app, but the simple and sleek UI will motivate you to clear your list, and knock out any lingering items. It also syncs to your iCloud account, so you can make Clear your cross-device management system.
Too many passwords, too little time. This app creates a secure password for your various accounts and them remembers them so you don't have to. Anyone who's kept a pad of paper with their passwords on it needs to switch, especially if you're about to go and download a veritable ton of apps.
Because there is probably no way you want to use Apple Mail as your email client.