Raven Lite is a free software program that lets users record, save, and visualize sounds as spectrograms and waveforms. It is intended for students, educators, and hobbyists, and can be used for learning about sounds, as an aid in birdsong recognition, and in musical instruction.
Image: Raven Sound Analysis, Cornell Lab of Ornithology
https://ravensoundsoftware.com/software/raven-lite/
