1)   Beatbox MIDI Drum Sequencer 7.6.74
Beatbox MIDI Drum Sequencer is an essentially new version of a drum sequencer from the Midimass Sound Laboratory experts. This program is intended to make professional drum parts the later to be further used without additional changes at the studio of a sound recording company. The program completely meets requirements of musicians as well as sound engeneers dealing with MIDI. Every bit in your score can have its unique volume relatively to the others and convenient mixer allows...

 2)   Frequency Analyzer 2.0
This program splits sound taken from the microphone into basic frequencies and displays them in real-time. Whistle to the microphone and see the plot move up and down with the pitch change. This uses the Fast Fourier Transform (FFT) Transform.