Today's update also includes stability and performance improvements for the TestFlight app.
What's NewBoth iOS 9.3 and watchOS 2.2 are expected to see a public release in the spring, perhaps at a rumored March 15 event that Apple is said to be planning.
Includes support for watchOS 2.2 and iOS 9.3, as well as minor stability and performance improvements.
For those unfamiliar with TestFlight, it's Apple's iOS beta testing platform, designed to let developers recruit beta testers for their apps to work out bugs ahead of releasing apps to the public. Apple acquired TestFlight from Burstly in February of 2014 and relaunched the service alongside iOS 8 as an iOS-integrated testing platform.
TestFlight can be downloaded for free from the App Store. [Direct Link]