Line Umpire is not free (it costs 0.99), however it doesn't contain in-app purchases or subscriptions.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
The price of Line Umpire is 0.99.
To get estimated revenue of Line Umpire app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
Chart
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Category
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Rank
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Top Paid
|
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256
|
Top Paid
|
|
328
|
Top Paid
|
|
354
|
Top Paid
|
|
373
|