Spek is an acoustic spectrum analyzer using FFmpeg libraries for audio decoding and wxWidgets for the GUI.
It helps to analyse your audio files by showing their spectrogram.
This is free and open source software.
- Supports all popular lossy and lossless audio file formats thanks to the FFmpeg libraries.
- Ultra-fast signal processing, uses multiple threads to further speed up the analysis.
- Shows the codec name and the audio signal parameters.
- Allows to save the spectrogram as an image file.
- Drag-and-drop support; associates with common audio file formats.
- Auto-fitting time, frequency and spectral density rulers.
- Adjustable spectral density range.
- Translated into 19 languages.
- Cross-platform support – runs under Linux, Mac OS X, and Windows.
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