Sample Manager is a full-featured Batch Audio Processor for Mac OS X. Its features include:

• Full support of AIFF, WAVE, Sound Designer, ACID, Apple Loop and µLaw audio files.
• Partial support for Recycle (REX, RX2 and RCY) files.
• Supports any sample rate or bit depth.
• Supports any number of channels.
• Supports interleaved and split channel files.
• Files are sortable by any parameter.
• Detailed waveform view of the selected sample as full wave, rectified or averaged.
• Detailed file and audio info.
• Detailed batch editing of MIDI, beat-related, or "metadata" info.
• Batch processes include Change Gain, Fade, Trim, Reverse, Convert, Split, Mix, Join and many others.
• Extract parts of audio files by thresholds, slices or regions.
• DSP processes support all formats, bit depths and sample rates with auto-dithering.
• Process audio through multiple Audio Units.
• Auto-saving of files in-place, with additional options for file saving.
• Highly advanced and detailed Loop Editor.
• Unlimited undo.
• AppleScript support.
• built-in Automator actions.
• Multiple "browser" windows, saveable as documents.
• Spotlight-based file searches.
• Export to MP3 format.
• Offline waveform cache.
• Optimized for G4 and G5 with AltiVec.
• MIDI and varispeed playback of the selected audio file.