GoldWave

Features:

• Multiple Document Interface for working with many files in one session.
• Huge file editing: 4GB and beyond (NTFS only).
• Configurable RAM or hard drive editing.
• High quality: 24-bit, 192kHz.
• Real-time visuals: bar, waveform, spectrogram, spectrum, VU meter, ...
• Fast non-destructive editing. Cut, copy, delete, and undo take only a fraction of a second, regardless of the file size.
• Multiple undo levels.
• Many effects: distortion, doppler, echo, filter, mechanize, offset, pan, volume shaping, invert, resample, equalizer, time warp, pitch, reverb, volume matcher, channel mixer.
• Effect previewing and presets.
• Audio restoration filters: noise reduction, pop/plick, smoother.
• Supported file formats (wav, mp3, ogg, aiff, au, vox, mat, snd, voc, raw binary data, text data, and more).
• File format plug-ins for the next generation of audio compression, such as WMA, Ogg Vorbis, and FLAC.
• DirectX Audio Plug-in hosting.
• Effect chain editor.
• Audio CD Reader.
• Batch processing and conversion.
• Drag-and-drop cue points, with auto-cue and file splitting features.
• Direct waveform editing with the mouse.
• Customizable tool bars.
• Customizable waveform colours.
• Clean, friendly, easy-to-use interface.
• Several built-in accessibility features and keyboard shortcuts.