Al-Quran is the name of the holy book for Muslims. Of course it is important to study and read it to be applicable in life.
But can not be denied because so complete Al-Quran, make this holy book so thick. For those of you who feel a bit troublesome, there is now an android app version.
Al-Quran Indonesia
I think this is the best app. For that for you who are Muslim, Jaka sense of this one application must install. The superior feature of course is the 30 digital juz complete with translations.