Free apps have become the norm, and very few sell for more than 99cents.

免费的程序司空见惯，只有很少一部分程序能卖到99美分以上。

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That said, a recent survey found that most free apps don't make any money.

尽管如此，最近一项调查发现大多数免费app一分钱不挣。

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Games: almost every application in the list of top paid and free apps (iTunes link) is a game.

游戏：付费和免费应用软件热榜上的绝大多数应用软件都是游戏。

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Needless to say, free apps have exponentially a greater number of downloads than their paid counterparts.

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The preference for free apps is markedly evident across both the Android and iOS platforms.

FORBES: A Call For Socialism In The App Economy

Another, Appia.com, says it has 140, 000 paid and free apps drawn from 32, 000 developers.

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