Используйте приложение APKPure
Историческую версию Learn Javascript (Tutorial) можно получить на Android
JavaScript - это легкий интерпретируемый язык программирования.
Javascript is the most popular programming language in the world and that makes it a programmer's great choice. Once you learnt Javascript, it helps you developing great front-end as well as back-end softwares using different Javascript based frameworks like jQuery, Node.JS etc.