1)   Virtins Sound Card Instrument 2.0
It consists of a sound card real time oscilloscope, a sound card real time spectrum analyzer and a sound card signal generator, and can run them simultaneously. It supports sophisticated triggering method including pre-trigger and post-trigger.

 2)   Virtins Pocket Instrument 1.0
It consists of a real time oscilloscope, a real time spectrum analyzer and a signal generator, and can run them simultaneously. It supports sophisticated triggering method including pre-trigger and post-trigger.

 3)   Axis Spectrum Analyzer 3.0.0
Instant generation of synchronized audio and video spectrum analyzers in Flash with audio recorded from any source in MP3 format.

 4)   Sample Champion 3.6
Powerful real-time software tool designed for high precision acoustic measurements. Impulse Response of a room measurement, loudspeaker Frequency Response analysis. Designed for acoustical technicians, sound engineers, scientists and students.