This article covers the steps to register for a developer account on the Google Play Store.
To publish Android apps on the Google Play Store, you will need to create a Google Play Developer account. You must be at least 18 years of age to register for a Google Play developer account.
You will have to fill in the following details:
You will be required to set up a Merchant Account if your app is paid, includes in-app purchases, or both.
Guide on registering for a developer account on the Apple App Store.