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Spek

Flathub·Audio editing & DAW

Spek is a free acoustic spectrum analyser that lets users view detailed spectrograms of audio files. Written in C++ with FFmpeg for decoding and wxWidgets for the interface, it provides a straightforward way to analyze frequency content across various audio formats.

Free
Linux
SSpek logo
Visit Flathub↗

Overview

3 features

Spek is an Audio editing & DAW product. It focuses on visualizing the frequency content and spectrograms of audio files. Spek is an open-source project aimed at audio enthusiasts and professionals. Spek is free to use. Spek is available on Linux.

Behind Spek is Alexander Kojevnikov. Among its 3 catalogued features are spectrogram view, audio file analysis, and FFmpeg decoding.

  • ✓Spectrogram view
  • ✓Audio file analysis
  • ✓FFmpeg decoding

Tags

spectrum-analyzeraudio-visualizationspectrogram-tool

Built with & integrations

Runs on
Linux

Trust & compliance

LicenseProprietary
Verified signals
✓ HTTPS✓ Free tier

Recent events

Latest indexed changes and source events

  1. IndexedJul 24, 12:50 PM

    Spek verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about Spek

What is Spek?
Spek focuses on visualizing the frequency content and spectrograms of audio files. It is catalogued under Audio editing & DAW on PulseGate.
Who should use Spek?
Spek is an open-source project built for audio enthusiasts and professionals.
Does Spek have a free plan?
Yes — Spek is free to use.
What platforms does Spek run on?
Spek runs on Linux.
Is Spek still active?
PulseGate's liveness checks currently classify Spek as active.
What tools are similar to Spek?
Similar tools tracked by PulseGate include Avantis4You, AudioVERT, and MP3 Video Converter.Avantis4YouAudioVERTMP3 Video Converter
Who develops Spek?
Spek is developed by Alexander Kojevnikov.

At a glance

Platforms
Desktop
Languages
English
First seen
Jul 24, 2026
Activity
🟢 Active
Status
🟢 Active
Built for
audio enthusiasts and professionals
Model
Open source
Solves
Visualizing the frequency content and spectrograms of audio files.

Developer

Alexander Kojevnikov

Live coverage

Confidence
Medium · 70
Indexed
Jul 24, 2026
Lifecycle
Alive
Activity
Active
First seen
Jul 2026
Last seen
5d ago
Identity audit (10)
Entity ID
cmryxvhcv01y3nxhtiucx1y52
Slug
spek-flathub-org
Lifecycle last checked
Jul 24, 2026
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jul 24, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 27, 2026
Canonical URL
https://flathub.org/apps/cc.spek.Spek

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  • MP3 Video Converter
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  • Demucs_V4
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