Yes, Chess Tactic 3 - interactive chess training puzzle 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.
Chess Tactic 3 - interactive chess training puzzle has several in-app purchases/subscriptions, the average in-app price is £5.99.
To get estimated revenue of Chess Tactic 3 - interactive chess training puzzle app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.