sndpeek

a real-time audio visualization tool (animated, 3D)

Adobe Audition

Mix, edit, and create audio content in Adobe Audition CC with a comprehensive toolset that includes multitrack, waveform, and spectral display.

Audacity is a free and open-source audio production software suite that includes a surprising array of editing tools and recording systems.

Leapic Audio Editor is a all-in-one audio editor, converter, recorder, player, splitter and joiner.

A utility to check whether an audio file is truly lossless or not.

Free Audio Tools for Windows Desktop.

Ocenaudio is a cross-platform, easy to use, fast and functional audio editor.

Digital Signal Processing (DSP), STx

A software suite of audio and acoustic measurement tools, for the analysis portion of acoustical…

Sound eXchange is a command line utility that can convert various formats of computer audio files…

Spek helps to analyse your audio files by showing their spectrogram.

Tau Analyzer is a free program, which can help you to distinguish with reasonable accuracy the…

Podium is a modern digital audio workstation (DAW) for Windows.