Upload an app

After you've signed up for a Google Play Developer account, you can create apps using your Play Console.

Create an app

1.    Go to your Play Console.
2.    Select All applications  > Create application.
3.    Using the drop down menu, select a default language and add a title for your app. Type   the name of your app as you want it to appear in Google Play.

4.    Create your app's store listing, take the content rating questionnaire, and
       set up pricing & distribution.

For More Information Click Here:
For More Information Watch this Videos:
1. Google Play App Console guide 
2. How to Create A Google Play Developer Console Account
3. How to make a google Developer account for free!