Why paid apps are difficult for developers to leave behind

As consumers increasingly steer away from paid apps in favor of free apps, developers are being forced to consider other methods of making money beyond just charging for a one-time download. Advertising, in-app purchases and other revenue-generating mechanisms are becoming increasingly important--and developers are working to embrace all of those strategies. However, moving away from the paid app download model isn't as easy as it sounds. Although many developers are counting on advertising to generate revenue, experts warn that the mobile app industry hasn't come close to matching the value of advertising in the traditional online arena. Currently, the average CPM for desktop is $3.50 vs. 75 cents for mobile. Feature