Yes, クイズ検定 for ガルパン(ガールズアンドパンツァー) 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.
クイズ検定 for ガルパン(ガールズアンドパンツァー) is free.
To get estimated revenue of クイズ検定 for ガルパン(ガールズアンドパンツァー) app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.