Yes, 幾何電卓 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.
幾何電卓 has several in-app purchases/subscriptions, the average in-app price is ¥400.00.
To get estimated revenue of 幾何電卓 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
3 out of 5
2 ratings in Japan