The big news for iOS 8.4 is Apple Music, but there's a long list of tweaks and fixes to iBooks and more in the latest iOS update.
Which has the most apps? Which has the coolest features? Which one is the best? The most popular streamers all have their merits, so we'll help you decide which box is right for you.
The latest update for iTunes brings it in line with iOS 8.4, adding Apple Music and Beats radio to Apple's media app.
In a tweet, the pop star says fans will be able to stream her chart-topping "1989" album on Apple Music, after her complaint about a royalty loophole made the tech giant change its tune.
Streaming music's loudest critic is also its greatest gift: Every time Taylor Swift denounces services like Apple Music, she explains to consumers what a great deal they are.
The software titan won't be taking sides in the looming VR wars as it partners with major players Oculus and Valve while pushing its own HoloLens augmented reality system.
Warner Bros. Interactive becomes the top software publisher of the year to date.
The virtual reality company, which is owned by Facebook, says it plans to offer consumers a wide range of games and experiences when it goes on sale next year, including some for Xbox One.
A new music-streaming service, multitasking for the iPad, straight talking with Siri and a host of other software developments debuted at Apple's annual developer funfest.
With a service that costs $10 a month after a 3-month free trial, CEO Tim Cook says Apple will "change the way you experience music forever."