Visual Studio (VS) has become a tool of choice for app developers and this supports Windows, Android, and iOS, as well as modern web applications and cloud services. VS also runs on Windows, Mac OS X and Linux making it a competent cross operating system development environment.
The Community version (for non-commercial use and experimentation) is free. The Professional version with Microsoft Developer Network MSDN support is US$1,199 and the Enterprise version is $5,999.
A few new features include:
- Debugging and Diagnostics: Debugging and profiling is now unified into a single Diagnostics Tools window. PerfTips allows you to draw in performance information right in your code as you set breakpoints and step with the debugger
- Mobile Development: Visual Studio 2015 includes cross-platform mobile development tools for targeting iOS, Android and Windows, including tools for Apache Cordova, Xamarin, the Visual Studio Emulator for Android and more
- Web and Cloud Development: It comes with the newest version of the web development framework, ASP.NET 4.6
- It includes the latest Azure SDK 2.6, providing one-click provisioning and deployment to Azure for websites and cloud services
Somasegar (that is his first/last name) has a blog that gives a better overview for developers.