Games Asks for a Review on First Load
And since I haven't even seen so much as a splash screen yet (much less actually gotten to play),here's the review you asked for.
Yes, Merge Tower Defense 2021 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.
Merge Tower Defense 2021 is free.
To get estimated revenue of Merge Tower Defense 2021 app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
And since I haven't even seen so much as a splash screen yet (much less actually gotten to play),here's the review you asked for.