Yes, 测温手环迪格微通用版 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.
测温手环迪格微通用版 is free.
To get estimated revenue of 测温手环迪格微通用版 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.