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如何知道谁从Google Play下载了该应用程序的电子邮件ID

[英]how to know email id of whom downloaded the app from Google Play

I downloaded an app on Google Play, opened it without any login, and after one day, I received a welcome email from the app team in my inbox. 我在Google Play上下载了一个应用程序,没有任何登录就打开它,一天后,我在收件箱中收到了来自应用程序团队的欢迎电子邮件。 This raised one question in my mind: Is it possible to get the email id of the one who downloaded the app on Google Play? 这在我的脑海中提出了一个问题:是否可以获取在Google Play上下载了该应用程序的人的电子邮件ID?

What I knew: I can only get email id of user from database, when user completes login with detail. 我所知道的:当用户完成详细登录后,我只能从数据库中获取用户的电子邮件ID。

Anyone have any idea how to know email id of whom downloaded the app without login step, please share it. 任何人都不知道如何在不登录的情况下知道谁下载了该应用程序的电子邮件ID,请进行共享。

You can get the primary email saved in the device. 您可以将主要电子邮件保存在设备中。 With a bit of research you would've get to this answer: How to get the Android device's primary e-mail address 经过一点研究,您将得到以下答案: 如何获取Android设备的主要电子邮件地址

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