Definitely! If using our standard JavaScript install code, your search results will be automatically optimized for mobile, including both iPhone and Android phones.
You can read more about how this works on our mobile features page.
Also, for implementing Swiftype into your iOS app you can utilize either our Objective C iOS library:
GitHub - swiftype/SwiftypeTouch: iOS library for Swiftype search and suggest..
Or our CocoaPod, available here: SwiftypeTouch on CocoaPods.org