> In-app purchases work because they defer the visualization of the amount actually spent until the phone bill comes in. But let's not gather the posse on all

> In-app purchases work because they defer the visualization of the amount actually spent until the phone bill comes in. But let's not gather the posse on all in-app purchases. Non-game iOS apps with no consumable items can't help but go freemium in the absence of a time-trial mode (as in e.g. WP7), and Apple's discouragement of separate lite/pro versions.