hire someone to build an app

Pay a software company or mobile app development agency to build your app. Pay a freelancer to create your app for you. Buy an app template or starter kit and hire a freelancer to customize it. Use an online app maker or app maker software. Learn mobile app development and make your own app.

Source: https://codewithchris.com/how-much-does-it-cost-to-make-an-app/