This is a free app. Always look at the native iOS in app popup and here it says the same thing. Double check your charge, it must be something unrelated. Don’t accuse people of scams without doing this check first.

How? If you look at the purchase history in your apple account it should show the actual price, and in mine it shows as free

Can you post screenshots of your purchase history in 2026? It’s in the upper right profile icon in the main view of the App Store app.