Enable the in-app purchases (IAP) feature, and allow players to buy additional coins! You get paid directly from Google! If gamers are stuck on a level of your game and can’t use hints because they have run out of free coins, they can buy coins for real money in just one tap!
Today we made some important updates to the IAP module. If you already using IAP, you can generate a new version of your game & upload it to Google play.
Look at the new video tutorial to see how to integrate IAP into your game: