GoldWave is a professional digital audio editor. Use it to play, edit, mix, restore, and analyze audio, or apply special effects, such as fade, equalizer, doppler, mechanize, echo, reverse, time warp, noise reduction, pop/click filter. New files can be recorded from cassettes, albums, radio, microphone, etc. or digitally copied from audio CDs. Real-time visuals are displayed during playback and recording. Supports MP3, OGG, WAV, WMA, and many more formats and can perform batch conversions and processing. Excellent value with free upgrades.