Apple earlier today announced new redesigned AirPort Extreme and AirPort Time Capsules with support for 802.11ac Wi-Fi and shortly afterwards pushed out updates to AirPort Utility on both iOS and OS X.
What’s New in Version 1.3
AirPort Utility 1.3 allows you to configure and manage the new AirPort Extreme and AirPort Time Capsule with 802.11ac Wi-Fi.
About AirPort Utility 6.3 for Mac
Use AirPort Utility to set up and manage your 802.11n and 802.11ac AirPort base stations including AirPort Express, Extreme, and Time Capsule. AirPort Utility 6.3 allows you to configure and manage the new AirPort Extreme and AirPort Time Capsule with 802.11ac Wi-Fi, and includes enhanced remote management capabilities.
Click here to download AirPort Utility for iOS. You can find the OS X update within the Mac App Store under the Updates tab.