浪费流量
浪费时间搞这些没用的东西干什么。
Yes, 视唱练耳 is free to download, however it contains in-app purchases or subscription offerings.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
视唱练耳 has several in-app purchases/subscriptions, the average in-app price is ¥18.00.
To get estimated revenue of 视唱练耳 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
3.57 out of 5
14 ratings in China