A Desktop application for musical instruments emphasizer where:

• The user can open any music file, and play/pause it as a signal graph while hearing it.
• The user can control the volume of the music from inside the program.
• The user can see the song histogram while running the signal.
• The user can use a signal equalizer where the user can reduce/null/increase the contribution of any of the instruments in the song or music file.
• The user can also play musical instruments through the application that are piano, guitar and drums.