The Wayback Machine - https://web.archive.org/web/20161221111637/https://developer.android.google.cn/distribute/engage/index.html
吸引并留住活跃用户是成功的关键。对于订阅和应用内购买模式而言更是如此。
以下是一些可吸引用户再次访问应用的工具和技巧。
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