WavePad is a professional audio recording and editing application developed by NCH Software. While there is a Windows and Mac version of this application, the user interface for both versions is the same. WavePad supports a variety of audio file formats, including .wav, real audio, .flac, ogg, vox, .gsm, .mp3 and .mp4 files that are not protected by digital rights management, or DRM, encryption. Tips Writer Bio