不能要求用户安装其他应用的客户端。比如第三方分享，未安装客户端时，应使用网页登录；无法使用网页登录时（如微信），隐藏分享入口。
If some features require signing in, provide a valid demo account username and password.
If there are special configurations to set, include the specifics. If features require an environment that is hard to replicate or require specific hardware, be prepared to provide a demo video or the hardware.
Apps or metadata that mentions the name of any other mobile platform will be rejected
Apps with placeholder text will be rejected （描述中提到与应用内容和功能无关信息会被拒。）
App names in iTunes Connect and as displayed on a device should be similar, so as not to cause confusion（应用在iTunes Connect与设备上显示的名称应该类似，否则会造成混淆。）
Small and large App icons should be similar, so as to not to cause confusion（不同尺寸的icon要一致，否则会造成混淆。）
Apps that provide Push Notifications without using the Apple Push Notification (APN) API will be rejected（不使用Apple Push Notification（APN） API提供消息推送的应用会被拒。）
Apps that send Push Notifications without first obtaining user consent will be rejected（在首次推送消息之前未取得的用户允许的应用会被拒。）
If some features require signing in, provide a valid demo account username and password.
If there are special configurations to set, include the specifics. If features require an environment that is hard to replicate or require specific hardware, be prepared to provide a demo video or the hardware.
iPhone Apps must also run on iPad without modification, at iPhone resolution, and at 2X iPhone 3GS resolution
Apps that include undocumented or hidden features inconsistent with the description of the App will be rejected