Mobile game IAP coin system and trackable user signup

Job ID: 31605372

Budget: $8 – $15 USD

Mobile catching football game. We would like to have users sign up with User name, password and email. That way can reach out to them in the future or send notifications.
Also, our current platform for buying and using coins in game is out of date. Looking for a reliable IAP coin system. Project is built in Unity.