Yes, 海水温度 is completely free and it doesn't have any in-app purchases or subscriptions.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
海水温度 is free.
To get estimated revenue of 海水温度 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
Chart
|
Category
|
Rank
|
---|---|---|
Top Paid
|
|
7
|
Top Paid
|
|
13
|
Top Paid
|
|
45
|
Top Paid
|
|
47
|
Top Paid
|
|
67
|