Register for developer accounts
For you to be able to have apps in both Apple App Store AND Google Play you need one developer account per each. See the two detailed guides for registering these accounts below.
1. Register your Apple Developer account
The process of registering your Apple Developer account starts with either having or registering an Apple ID. Once you have that in place, go to the page linked below and follow the steps according to the guide below.
2. Register your Google Developer account
Logged in with your Google Account, go to the page linked below and follow the steps according to the guide below.