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<title>Spek &ndash; Free Acoustic Spectrum Analyzer / Spectrogram Viewer</title>
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<h1>Spek &ndash; Acoustic Spectrum Analyser<img src="spek.png" width="160" height="96" alt="Spek logo" style="float:right;"/></h1>
<p>Spek (<a href="http://en.wikipedia.org/wiki/International_Phonetic_Alphabet">IPA</a>: /sp&#603;k/, &lsquo;bacon&rsquo; in Dutch) helps to analyse your audio files by showing their <a href="http://en.wikipedia.org/wiki/Spectrogram">spectrogram</a>. Spek is free software available for Unix, Windows and Mac OS X.</p>
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<h2>Features</h2>
<ul>
<li>Supports all popular lossy and lossless audio file formats thanks to the <a href="http://www.ffmpeg.org/">FFmpeg</a> libraries.</li>
<li>Ultra-fast signal processing, uses multiple threads to further speed up the analysis.</li>
<li>Shows the codec name and the audio signal parameters.</li>
<li>Allows to save the spectrogram as an image file.</li>
<li>Drag-and-drop support; associates with common audio file formats.</li>
<li>Auto-fitting time, frequency and spectral density rulers.</li>
<li>Adjustable spectral density range.</li>
<li>Translated into 16 languages.</li>
</ul>
<h2>Screenshots</h2>
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<td><a href="flac.png"><img class="shadow" src="flac-small.png" width="240" height="192" alt="Spek running under Ubuntu Linux" title="Spek running under Ubuntu Linux and showing the spectrogram of a FLAC file."/></a></td>
<td><a href="win7.png"><img class="shadow" src="win7-small.png" width="240" height="192" alt="Spek running under Windows 7" title="Spek running under Windows 7 and showing the same sound track encoded as a 320kbps MP3."/></a></td>
<td><a href="osx.png"><img class="shadow" src="osx-small.png" width="240" height="192" alt="Spek running under Mac OS X" title="Russian-speaking version of Spek running under Mac OS X Leopard."/></a></td>
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<h2>Download</h2>
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<td><img src="logo-unix.png" width="69" height="48" alt="Unix"/></td>
<td class="dld_link">
<a href="https://github.com/downloads/alexkay/spek/spek-0.8.1.tar.xz">spek-0.8.1.tar.xz</a> (167 KiB)
<br/>
<a href="https://github.com/alexkay/spek/blob/0.8.1/INSTALL.md#bsd-and-gnulinux">instructions</a>
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<a href="man-0.8.1.html">manual</a>
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<td><img src="logo-windows.png" width="48" height="48" alt="Windows"/></td>
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<a href="https://github.com/downloads/alexkay/spek/spek-0.8.1.msi">spek-0.8.1.msi</a> (5.97 MiB)
<br/>
<a href="https://github.com/downloads/alexkay/spek/spek-0.8.1.zip">spek-0.8.1.zip</a> (5.81 MiB)
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<a href="https://github.com/alexkay/spek/blob/0.8.1/INSTALL.md#windows">instructions</a>
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<td><img src="logo-osx.png" width="48" height="48" alt="Mac OS X"/></td>
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<a href="https://github.com/downloads/alexkay/spek/spek-0.8.1.dmg">spek-0.8.1.dmg</a> (5.64 MiB)
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<a href="https://github.com/alexkay/spek/blob/0.8.1/INSTALL.md#mac-os-x">instructions</a>
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<h2>News <a href="http://versia.com/category/spek/feed/atom/"><img src="feed-icon-14x14.png" alt="news feed"/></a></h2>
<ul>
<li>2012-09-23: <a href="http://versia.com/2012/09/spek-0-8-0-released/">Spek 0.8.0 Released</a></li>
<li>2011-08-17: <a href="http://versia.com/2011/08/17/spek-and-lion/">Spek and Lion</a></li>
<li>2011-04-24: <a href="http://versia.com/2011/04/24/spek-0-7-released/">Spek 0.7 Released</a></li>
<li>2011-03-16: <a href="http://versia.com/2011/03/16/spek-status-update/">Spek status update</a></li>
<li>2010-07-13: <a href="http://versia.com/2010/07/13/spek-0-6-release/">Spek 0.6 Released</a></li>
</ul>
<h2>Contribute</h2>
<p>Spek is free and open source software licensed under <a href="http://www.gnu.org/licenses/gpl.html">GNU GPL v3</a>. The project is written in C and C++, the code is hosted on <a href="https://github.com/alexkay/spek">GitHub</a>.</p>
<p>Report bugs and request new features on the <a href="https://github.com/alexkay/spek/issues">issue tracker</a>.</p>
<p>Translation is done via <a href="http://www.transifex.net/projects/p/spek/resource/spek/">Transifex</a>. Don't hesitate to translate Spek into a new language or to improve existing translations.</p>
<h2>Contact</h2>
<p>Spek is maintained by <a href="http://versia.com">Alexander Kojevnikov</a>, you can contact him by <a href="mailto:&#97;l&#101;&#120;&#97;&#110;&#100;&#101;&#114;&#64;&#107;&#111;&#106;&#101;v&#110;i&#107;&#111;v.&#99;&#111;&#109;">email</a>.</p>
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