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EqLume vs SotF

Both stand on audio equalizer software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

EqLume

Free plan Mac

EqLume combines automatic genre presets with manual audio controls and visualizations. Consider its operating-system and hardware requirements, and note that the App Store version lacks the optional classifier model.

Visit EqLume

SotF

Free plan LinuxMacWindows

SotF offers playback, correction tools and plugin options without a subscription. Room correction requires extra measurement equipment, while speaker correction can work without a microphone.

Visit SotF

The facts

EqLumeSotF
Free planYesYes
Open sourceNot publishedNot published
Runs onMacLinux, Mac, Windows
Lowest paid planFree or on requestFree or on request
Plans published21
MakerNot publishedNot published
Websitegithub.comsotf.spinorama.org
On audio equalizer software#8 of 22#12 of 22

EqLume: what it does well

  • Includes 21 genre presets.
  • Works without a virtual audio driver or kernel extension.
  • Audio stays in memory and is not recorded or uploaded.
  • Supports device profiles and parametric EQ.

What to know first

  • Requires macOS 26.0 or later.
  • Requires an Apple silicon Mac.
  • Built-in speakers are left unprocessed.
  • Mac App Store build omits the optional classifier model.

SotF: what it does well

  • Free and open source under GPL-3.0.
  • Supports Linux, macOS and Windows.
  • Lists more than 40 audio plugins.
  • Headphone EQ covers hundreds of measured models.
  • No user data or listening history is collected.

What to know first

  • Room EQ requires a measurement microphone and calibration file.
  • Room correction also requires connected speakers.
  • Speaker EQ queries a public API.

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