How to open Android app using URL?
You achieve this by Deep linking in your app. First of all you need to add intent filters for incoming links. Specify the ACTION_VIEW intent action so that the intent filter can be reached from Google Search. Add one or more tags, each of which represents a URI format that resolves to the activity.
How do I make a URL link for an app?
Select Tools > App Links Assistant. Click Open URL Mapping Editor and then click Add at the bottom of the URL Mapping list to add a new URL mapping.