Android Studio is a new Android development environment based on IntelliJ IDEA. It provides new features and improvements over Eclipse ADT and will be the official Android IDE once it's ready.
Visual Studio is a suite of component-based software development tools and other technologies for building powerful, high-performance applications.
Out of the box, IntelliJ IDEA provides a comprehensive feature set including tools and integrations with the most important modern technologies and frameworks for enterprise and web development with Java, Scala, Groovy and other languages.
NetBeans IDE is FREE, open source, and has a worldwide community of users and developers.