SwiftKey's innovative keyboard app has expanded its selection of keyboard themes on iOS, with a small price tag. The free app just added a new selection of "freemium" themes to download. SwiftKey's Android app dropped its $3.99 price tag last year in favor of a in-app purchases; now, the iOS version is following its lead. SwiftKey only debuted on iOS last year, after gaining popularity on Android systems. The app's late entry into the iOS market was due to Apple blocking system-wide, third-party keyboards from its App Store.