When you have a (mobile) site, and corresponding mobile apps for your site, there are meta-tags for iOS and Windows 8 to open a standard notification on the platform to tell
Does this meta tag works in Android ? No.
Can it be handled ? Yes.
iOS 6 and later, natively shows a smart banner that reminds browser user, about the mobile application. But android doesn't support this natively.
To have this banner in android browsers you can use a jquery plugin: https://github.com/jasny/jquery.smartbanner
First add this:
Then include smart banner:
At last initialize it:
$.smartbanner({
title: 'My good title',
author: 'My smart author'
});
Source: http://www.dunnsolutions.com/content/application-development-blog/-/blogs/smart-app-banners-for-ios-and-android
Related: Creating an android smart app banner