Sound Meter - Professional sound level meter in your pocket! Features: ------- ¦ direct reading in dB
Visual Analyser - A powerful software implementing a Spectrum Analyzer, Oscilloscope, Frequency meter, Distorsiometer, Volt meter and more... plus complete D/A conversion, ZRLC, Impedance meter
Sound Level Meter - You can measure the environmental noise in decibels.
Friture - Friture is a program designed to analyze audio input in real-time.
AudioTool - Whether you want to make music for the club, or you're aiming to put a few tracks to a film, Audiotool is a website geared towards putting the mixes at your fingertips. Read more about AudioTool.
Spectralissime - Spectralissime High Definition Spectrum Analyzer by V.Burel