SwiftKey Keyboard is finally available for iOS, it comes as a note-taking app integrated with Evernote from the ground up. Since apple does not allow third-party applications that replace the native keyboard unlike the Android which let’s you customise the input methods. SwiftKey had to play by Apple rules and integrate the keyboard experience in a standalone note taking app called SwiftKey Note.
https://www.youtube.com/watch?v=VEGhJwDDq48
SwiftKey keyboard on iOS is fairly easy to use with as little customization, an extra row of prediction appear over the native iOS keyboard . The iOS application syncs with your Evernote account which helps you access the files on various platforms. SwiftKey provides a development kit so that interested developers can integrate the keyboard inside their apps.