PLEASE DISREGARD comments complaining about a lack of a menu button. Version 4.2.1 has fixed this problem.

Real-time scrolling spectrogram offering amplitude power dB and octave-bands
plus recording and post-processing-routines
plus mechanical (pocket) watch regulation (timing machine) ala beat-counting.


LITE LIMITATION:
- 10s max recording (but unlimited real-time analysis).
- Limited sampling-rate transform-size octave-band options.
- No file support (saving/opening WAV files).

FEATURES:
- Up to 48kHz sampling rate on some devices.
- Multiple FFT transform-sizes and windowing functions.
- Multiple spectrogram views (amplitude power dB) and color palettes.
- Axis labels (time/frequency).
- Additional real-time views:
+ Waveform
+ Spectrum
+ 1/3 octave-band spectrum (Pro version offers 1/1 - 1/12)
+ Level meter
+ Beat-counter "timing machine" (mechanical pocket watch regulation via regulator)
+ Integrated spectra (loudness) with beat-markers
- Post-processing routines:
+ Trim
+ Gain
+ Amplify
- Save/open WAV files (pro version only).
- Inverted UI orients primary mic forward for improved audio response.

PLEASE READ THE INCLUDED DOCUMENTATION OR EMAIL ME IF YOU HAVE PROBLEMS.

The version history has a complete list of recent changes.