Yes, 1人暮らしの節約術 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.
1人暮らしの節約術 is free.
To get estimated revenue of 1人暮らしの節約術 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.