TagScanner is a multifunction program to organize large music collections. It can edit tags of mostly state-of-the-art audio formats, rename files based on the tag information, generate tag information from filenames, and perform any transformations of the text from tags and filenames. Also you may get album info via online databases like freedb or Amazon. Supports ID3v1, ID3v2, Vorbis comments, APEv2, WindowsMedia and MP4(iTunes) tags. Powerful TAG editor with batch functions and special features. Playlist maker with ability to export playlists to HTML or Excel. Easy-to-use interface. Built-in player.

Audacity is an audio tool that allows you to record and play sounds, import or export WAV, AIFF or MP3 files. Use it to edit your sounds using Cut, Copy and Paste (with unlimited Undo), mix tracks together, or apply effects to your recordings. Audacity also has a built-in amplitude envelope editor, a customizable spectrogram mode and a frequency analysis window for audio analysis applications. Built-in effects include Bass Boost, Wahwah, and Noise Removal, and it also supports VST plug-in effects.