I use these
  • Visual Studio
  • SQL Server Management Studio
  • Android Studio
  • NotePad++
  • Visual Studio Code
To build these
  • Web Apps
  • Web Apis
  • Android Apps
  • Console Apps
  • Database Structures
With the help of these
  • .NET Framework
  • .NET Core
  • C#
  • JavaScript
  • Ajax
  • Java for Android
  • Bootstrap
  • Entity Framework
  • SQL