Free download Spectral Audio Analyzer APK for Android, PC. Latest version is 1.90, update at November 8, 2022
Spectral Audio Analyzer version 1.90 is only one variant.
Free real-time audio analyser with 8 kHz spectral bandwidth. Display any sort of audio from the microphone as a coloured spectrogram. Identify environmental noise, search for annoying tones, view harmonic...