Auda city software are mainly used for audio editor. It is open source,cross platform Its is fully free and easy to use it.It can support Windows, Mac OS X, GNU/Linux and other operating systems.
You can use Audicity for record live audio,convert tapes and records into digital recording or cd. you can edit Mp3,Wav,AIFF sound files. you can cut,copy,splice or mix sounds etc,we can change speed or pitch of recording and more effects can be added to files .you can freely download software from websites
How Can Export The Sounds in Different Format ??
Importing sound files, edit them, and combine them with other files or new recordings.
File -> open :: You can open files from desired location .you can import sound files from various resources and combine it .you can import WAV, AIFF, AU, FLAC and Ogg Vorbis files.Fast “On-Demand” import of WAV or AIFF files and importing MPEG audio (including MP2 and MP3 files) using libmad ,Import raw (headerless) audio files using the “Import Raw” command.Create WAV or AIFF files suitable for burning to audioc.you can import AC3, M4A/M4R (AAC) and WMA with the optional FFmpeg library(this also supports import of audio from video files).
File ->export :: It can default saved aup. format.so we need to convert files by using EXPORT command.you can export Mp3 files with the optional LAME encode library and download from websites and install it then only it convert mp3 formats.Export your recordings in many different file formats, including multiple files at once.Same as you can export AC3, M4A/M4R (AAC) and WMA using FFmpeg library files.
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Tutorial video for Audacity