Yes, Slinky Sort 邏輯益智遊戲 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.
Slinky Sort 邏輯益智遊戲 is free.
To get estimated revenue of Slinky Sort 邏輯益智遊戲 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.