Upload Your app on Google Play Store
https://khanplus.blogspot.com/2017/11/upload-your-app-on-google-play-store.html
Read before submitting Google Developer Policy.
Time to get your app on the stores and into your customers' hands. If you'd like us to do all the work for you, use our free submission services. Otherwise, keep reading to learn how to do it yourself.
Before you begin:
Create a Google Play developer account
(and pay Google the $25 registration fee).
(and pay Google the $25 registration fee).
Create a Google Wallet Merchant Center account
(if you want to submit your app as paid).
(if you want to submit your app as paid).
Warning:- Contry not change after creation.