Apps Like Spectrogram Pro (with super-smooth 60Hz update) for iPhone and iPad
Analyze sound and visualize spectra
Perform real-time spectral analysis of sounds. View images with adjustable FFT-resolutions, frequency and amplitude scales, and color schemes. Save and share spectrograms. Access bode plot modes with averaging and maximum calculations.
by Dominik Seibold★ 3.827 ratingsMusic$3.99Data updated 2026-09-16
Decode code audio into text. Display audio spectrum and tone amplitude graphs. Adjust narrow band audio filter between 400-1600 Hz. Set WPM speed for dot/dash detection. Configure tone frequency thresholds. Export decoded text.