About Google map

I developed a mobile application using Ionic framework. I am trying to integrate google map in my application its correctly works on Ionic viewer in my mobile. After publishing my mobile application in google play store. Click to drive and website link also not working correctly after publishing in google play store. I am using html5 for designing. Please reply friends as soon as possible

Did you create a google project for your app?
Maps should be used with a valid client/apikey --> without that google will block your service requests after some time

how to create google project for my app

you need a google map account and open the developer console afterwards:

there you can create projekts and add the Maps API to that project.

I am using html5 for desiging. how to create google map account