Description:
Acoustic spectrum analyser
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Type: Formula
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Tracked Since: Dec 27, 2025
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Links:
Homepage |
formulae.brew.sh
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Category: Multimedia
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Tags:
audio
spectral-analysis
visualization
multimedia
spectrogram
audio-tools
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Install:
brew install spek
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About:
Spek is a cross-platform acoustic spectrum analyzer that visualizes audio frequency distribution in real-time. It helps users analyze the spectral characteristics of audio files to detect compression artifacts, verify mastering quality, and examine frequency balance. The tool provides a clean, minimalist interface that displays spectrograms with precise frequency and time resolution.
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Key Features:
- Real-time spectrogram visualization with high frequency resolution
- Support for multiple audio formats including MP3, FLAC, AAC, and WAV
- Clean, minimalist interface with no complex configuration required
- Cross-platform compatibility (Linux, macOS, Windows)
- Precise frequency analysis up to 20 kHz range
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Use Cases:
- Analyzing audio file quality and detecting compression artifacts
- Verifying frequency balance in music production and mastering
- Examining spectral content for audio forensics and restoration
- Comparing different audio codec quality levels
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Alternatives:
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sox
– Command-line audio processor with spectrogram generation but requires manual command syntax
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audacity
– Full-featured audio editor with spectral analysis tools, but heavier and more complex interface
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spear
– Advanced sinusoidal analysis and resynthesis tool, focused on granular synthesis rather than quick visualization
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Version |
Rev |
Change |
Commit |
| Aug 11, 2026 3:23pm |
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8 |
REVISION_ONLY |
192cd715 |
| Jul 8, 2026 1:10am |
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7 |
REVISION_ONLY |
231aac81 |
| Mar 5, 2026 9:48pm |
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6 |
REVISION_ONLY |
043d2c0a |
| Dec 27, 2025 12:18pm |
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5 |
META |
72a2b815 |
| Sep 15, 2025 2:19pm |
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5 |
VERSION_BUMP |
3798bd75 |
| Sep 13, 2024 10:09pm |
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2 |
VERSION_BUMP |
7d0e2ef6 |
| Apr 10, 2024 12:33pm |
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2 |
VERSION_BUMP |
b26f8b4e |
| Feb 10, 2023 8:05pm |
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0 |
VERSION_BUMP |
a8470e6d |
| Feb 10, 2023 8:05pm |
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0 |
NEW |
b1484bee |
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