It’s absolutely free to down load and play with some minimal ads. You can find in-application purchases, but They may be all for customization stuff so it’s entirely optional and it doesn’t affect gameplay. You will also find Highly developed options like support for Game Genie and GameShark cheat codes, https://www.google.cat/maps/d/viewer?mid=1kcbHo1F77bpnGr5za84Y8LoBG6D1t70