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Tech riderRev. 21 Sept 2026

eqtune

Ch 166.5of 23 Audio Equalizer Software
  1. 1Runs onMac
  2. 2CostsNot stated by the maker
  3. 3System-wide controlYes
  4. 4Parametric EQYes
  5. 5Desktop operating systemsmacos
4 lines stated Written from the maker's own pages: github.com
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The eqtune homepage

Overview

eqtune is ranked #16 of 23 in audio equalizer software on Specifiction. It runs on macOS.

Compared on audio equalizer software

Free plan
Yesgithub.com
System-wide control
Yesgithub.com
Parametric EQ
Yesgithub.com
Desktop operating systems
macosgithub.com

Facts

Product
eqtune is a lightweight, system-wide audio equalizer for macOS.github.com · 5 Oct 2026
Audio capture
It uses Apple’s Core Audio process-tap API and says it needs no driver, kernel extension, or Developer ID certificate.github.com · 5 Oct 2026
Output switching
It does not replace the default output device and follows changes such as plugging in headphones.github.com · 5 Oct 2026
Equalizer controls
It supports editable parametric EQ bands, low and high shelves, preamp adjustment, and a soft limiter that is on by default.github.com · 5 Oct 2026
Presets
It ships with bright, mellow, and pro presets, and supports saving, importing, exporting, and editing presets.github.com · 5 Oct 2026
Battery behavior
Idle auto-off and Low Power Mode auto-off are enabled by default, and the project warns that continuous EQ processing increases battery drain.github.com · 5 Oct 2026
Compatibility
The project requires macOS 14.2 or later and currently supports a single mixable, little-endian, interleaved stereo Float32 output stream.github.com · 5 Oct 2026
Unsupported audio
It does not currently process true mono, multichannel, multistream, non-interleaved, integer-client, nonmixable, big-endian, or encoded-passthrough output streams.github.com · 5 Oct 2026
Installation
The documented installable distribution is the crates.io package, installed with Cargo; the README also describes building from a clone.github.com · 5 Oct 2026
Permission
The first time eqtune is turned on, macOS asks for audio-capture permission.github.com · 5 Oct 2026
License
The software is licensed under either MIT or Apache-2.0, at the user's option.github.com · 5 Oct 2026
Audio processing
It uses Apple's Core Audio process-tap API on macOS 14.2 or later to apply parametric EQ without a driver or kernel extension.github.com · 5 Oct 2026
Custom EQ
Users can adjust peaking and shelf bands, preamp, and Q; presets support up to 64 bands.github.com · 5 Oct 2026
Limiter
A soft limiter is enabled by default and can be toggled globally.github.com · 5 Oct 2026
Power controls
The daemon can auto-disable when media is idle or macOS Low Power Mode is active, with both behaviors enabled by default.github.com · 5 Oct 2026
Device handling
eqtune follows default-output device changes and says plugging in headphones continues to work normally.github.com · 5 Oct 2026
Supported formats
It currently supports one mixable, little-endian, interleaved stereo Float32 output stream and does not process mono, multichannel, multistream, or several other listed formats.github.com · 5 Oct 2026
Permissions
On first activation, macOS asks the user for audio-capture permission.github.com · 5 Oct 2026
Battery impact
The maker says continuous real-time processing costs CPU and can increase battery drain compared with native playback.github.com · 5 Oct 2026
Support and integrations
The repository documents Bash, Zsh, and Fish shell completions; it does not state a support offering or third-party service integrations on the page.github.com · 5 Oct 2026

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Sources