The most important new features coming to your iPhone that Apple didn't tell you about

Last week, Apple took the wraps off iOS 9 - the next major software update for the iPhone and iPad.

Big changes include an improved version of Siri, an iPad split-screen mode, and new Maps features.

But there are tons of tidbits Apple didn't mention. Now that developers with early access to the trial version have played with it, here are some other key features.

(These are based on the iOS 9 beta and could change before the final version is released).