I thought it was possible he purchased a mobile port? But even then, I checked the Google Play store and iTunes, and the official version from the Anki Open Source Team is free in both cases.
EDIT: No, I'm just bad at looking at the iTunes website, looks like the iOS version is $24.99.
EDIT: No, I'm just bad at looking at the iTunes website, looks like the iOS version is $24.99.
https://itunes.apple.com/us/app/ankimobile-flashcards/id3734...