RainBlocks (free, ad-supported)
Candies 'n' Curses ( free w/ ads, $4.99 ad-free version)
Legend of the Skyfish (free demo w/ ads, $3.99 ad-free full version)
Dragon Quest ($2.99)
Note: All info on this page is based on the Android versions of these games, but the iOS experience should be similar. Prices are Google Play prices in US dollars.