Spek

Spec sheet

Purpose

Spek analyses audio files by displaying their spectrograms.Read 9 Oct 2026 · spek.cc

Support

The project asks users to report bugs and request features through its GitHub issue tracker.Read 9 Oct 2026 · spek.cc

License

Spek is free and open-source software licensed under GPLv3.Read 9 Oct 2026 · spek.cc

Founded

2010Read 28 Sep 2026 · spek.cc

Adjustments

The spectral density range is adjustable.Read 9 Oct 2026 · spek.cc

Audio details

Spek displays the codec name and audio signal parameters.Read 9 Oct 2026 · spek.cc

Current version

The download page lists version 0.8.5 as the latest and says Windows and macOS installers are in beta.Read 9 Oct 2026 · spek.cc

Downloads

The download page offers a source tarball for BSD/GNU/Linux, Windows installer and archive, and a macOS installer.Read 9 Oct 2026 · spek.cc

Export

Users can save a spectrogram as an image file.Read 9 Oct 2026 · spek.cc

Formats

It supports popular lossy and lossless audio formats using FFmpeg libraries.Read 9 Oct 2026 · spek.cc

Interface

It supports drag and drop, associates with common audio formats, and has auto-fitting time, frequency, and spectral density rulers.Read 9 Oct 2026 · spek.cc

macOS requirement

The 0.8.5 macOS installer requires Catalina or newer and is built for Intel CPUs; the maker says it should work with newer ARM chips.Read 9 Oct 2026 · spek.cc

Processing

Signal processing uses multiple threads to speed up analysis.Read 9 Oct 2026 · spek.cc

Translations

Spek is translated into multiple languages.Read 9 Oct 2026 · spek.cc

Windows requirement

The 0.8.5 Windows installer supports 64-bit systems only.Read 9 Oct 2026 · spek.cc

Plans and prices

Every Spek plan and price →

Where Specifiction places it

• Audio Analysis Software#29 of 437.5