Friture

You want to see sound's spectrum, spectrogram, and levels in real time to diagnose noise or tune audio. Friture draws it: an application to visualize and analyze live audio signals with spectrum, spectrogram, scope, and more.

Features

Real-Time Analysis: Visualize live audio.

Spectrum/Spectrogram: Frequency and time-frequency views.

Many Views: Scope, levels, and more.

Open Source: Cross-platform, free.