A Fast Fourier Transform is performed on audio data collected by the device microphone. The resulting spectra is displayed on the device screen.

The current binary version is 1.0.0.14 and is available for BlackBerry OS version 4.2, 4.5, 4.6, 5.0 and 6.0 from the OTA (Over the air) install link under external links.

The documentation file (PDF) for the OTA install-able program is available in the docs directory.