Education apps in today's App Store charts in the same countries as this app.
AnkiMobile Flashcards
Anki Software, LLC
Duolingo - Aprende idiomas
Duolingo
GENKI Vocab for 3rd Ed.
The Japan Times Publishing, Ltd.
Hieroglyph Pro
Aviametrix, LLC
Letters leren lezen groep 3
Juf Jannie