BeHafizh
Platform: Google Play
Features: Memorization tracking, memorization test, listening to an audio question and answering it, color indicators for memorization quality, audio (3 reciters), play a range, add delay and repetition
Pricing: Free
Based only on the ‘uthmānī script, this app has some great features and allows you to focus on an āyah at a time. You tick each āyah off as you go along. It lacks the mus’haf view and features available in other apps but it’s a great app that allows you to focus on the matter at hand.