To the end user, mobile apps are sometimes expensive. To the developers, those costs are justified for all the hard work put into making the apps. Sometimes app creators will meet in the middle by putting their apps on sale or giving them away for a limited time to gain more traction in the App Store. Unfortunately, Apple doesn't have a section in the App Store for all the apps with temporarily reduced prices. So how can you find out when a developer changes the cost of their apps or makes their apps free for a limited time? Don't Miss: Try Upcoming Apps, Features, and IAPs on Your iPhone... more