The IDEA of IntelliJ – it is the development environment in Java, which should ideally suited to create mobile and web applications. It includes support for thetechnologies and frameworks. To create a commercial project, the tool is ideal. Although I am a layman in this, I think the people who actually work in this field can share their opinions, so I recommend them to download IntelliJ IDEA for free using the link below andthe program in action.From the application advantages can be noted smart code completion, there is a tool responsible for the analysis of the quality of code, plus you get quite easy to navigate through your file, refactoring and formatting implemented for a large number of programming languages, including Java, Groovy, Scala, HTML, CSS, javascript , CoffeeScript