Mobile applications are turned into a profitable business sector as Chat-Gpt has become a profitable application and built revenue in millions. As per our analysis,- How much does it cost to make an app like Chat -Gpt by 2023? This application business will be great revenue as the number of smartphone users has reached 6.65 billion by 2023. It is 86% of the world's population. So, it is important that you have to come to a mobile application to increase your assets of earnings.