SwiftKey has confirmed they are going to release an official iOS version on iOS 8, as reported by ZDnet.
In a blog post today, Ben Medlock and Jon Reynolds (SwiftKey's co-founders) stated that since iOS 8 will officially support third-party keyboards, SwiftKey will be one of those choices. From the post:
We first brought a taste of our technology to iOS in January this year with the launch of the free note-taking app SwiftKey Note. Are we going to build SwiftKey Keyboard for iOS 8? Of course we are. We've already started.
Check out the rest of our WWDC 2014 coverage throughout the week!