Ratings & Reviews performance provides an overview of what users think of your app. Here are the key metrics to help you identify how your app is rated by users and how successful is your review management strategy.
4.5천주교성가 528곡의 악보, 가사, mp3가 담겨 있는 어플입니다. 천주교성가를 편하게 볼수 있게 하였습니다.
