Yes, 九型圖說 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.
九型圖說 has several in-app purchases/subscriptions, the average in-app price is 76.50 ฿.
To get estimated revenue of 九型圖說 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
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Category
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Rank
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Top Free
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461
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