12 hidden features in iOS 9

If you're using iOS 9, chances are you've already discovered some of the systems best new features, like a smarter Siri or the new and improved Maps app.

But some of iOS 9's most useful features are a bit more difficult to find. From tools to help you keep your notifications organized to built-in flight tracking, some of the best features in Apple's latest operating system could be easy to miss.

Here are our favorite hidden features in iOS 9.

1. Wi-Fi Assist

Automatically enabled by default, Wi-Fi Assist is a handy feature for situations when your data connection may be more reliable than Wi-Fi. When enabled, the feature will switch you to cellular data when the Wi-Fi connection gets spotty. Read more...