What programs would help me start learning to create an app?

Question

I started with html; whats next?

Answer 1

The three main programs we will use to build web apps are HTML, CSS, and JavaScript

Answer 2

Thank you, ill keep working

Answer 3

https://code.sololearn.com/WnwH01z8sRJ2/?ref=app

Answer 4

Thank you so much that is fantastic 👏