There was a download of UltimaSound 2.6.1 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most frequent installer filename for the software is: UltimaSound.exe. We recommend checking the downloaded files with any free antivirus. This free program was originally created by Ultimaserial. UltimaSound is categorized as Education Tools. The most popular versions among the program users are 2.6, 2.2 and 1.4.
From the developer:
With UltimaSound spectrogram software and a laptop, you can see a vivid picture of your voice and music in frequency domain in real time! This is a great project for science fair and science class teaching in middle/high school to visually demonstrate the elements of sound: frequency, amplitude, pattern, spectrum.
You may want to check out more software, such as UltimaSound II, which might be related to UltimaSound.