It’s not pay-for-download. Not advertising. Not freemium. And not in-app purchases. Instead, for the rank-and-file of the hundreds of thousands and perhaps millions of...
Amazon launched its first digital currency today with a giveaway: 500 free Amazon Coins for every Kindle Fire customer. The coins, which are worth $5, can be used to buy games, app, and in-app purchases.
In-app purchases are predicted to dominate the mobile-app market in the next few years. Revenue from in-app purchases, worth $970M in 2011, is expected...