The phrase identifies a category of readily accessible entertainment applications designed for Apple’s mobile operating system. These applications are characterized by their availability at no initial monetary cost and their position as the most frequently downloaded or highly-rated titles within the iOS app store. For example, a game featuring strategic battles, readily downloaded and widely praised, fits this descriptor.
The significance of these applications lies in their ability to reach a broad audience, providing entertainment to users regardless of financial constraints. They serve as an entry point for individuals to explore the mobile gaming landscape. Historically, their rise mirrors the increasing prevalence of smartphones and the development of in-app monetization strategies, enabling developers to offer content without upfront charges.