Sound InDepth is an audio editing and converting program with multi-language support. Edit your sounds using cut, copy, and paste features (with unlimited undo functionality), mix tracks, or apply effects to your recordings. Built-in amplitude-envelope editor, a customizable spectrogram mode, and a frequency-analysis window for audio-analysis applications, batch open/edit many audio files at the same time such as: MP3, MP2, WAV, WMA, OGG, VOX, G726, RAW, DSS, CDA, MPC, PCM, and GSM. Save audio files to the following formats: MP3, WAV, VOX, OGG, G726, WMA, and RAW. Also features the ability to edit ID3 Tags of the following file types: WAV, MP3, WMA, and OGG.

Record from all available audio sources in your system like microphone, stereo mix, and line in. The ability to mix audio files or insert/append recorded audio into the current file, and save the output. Version 1.2 may include unspecified updates, enhancements, or bug fixes.