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Soundtheory Gullfoss

5 South Parade, Summertown, Oxford OX2 7JL, United Kingdom

Plans and prices

Gullfoss

$199one-time

Personal license · three editions: Gullfoss, Gullfoss Live, Gullfoss Master

Every plan, in full

On the record

Audio specifications
It supports mono or stereo processing, M/S-compatible stereo, and sample rates from 16 kHz to 384 kHz.soundtheory.com · read 7 Oct 2026
Auditory model
Its real-time analysis uses Soundtheory’s computational auditory perception model to identify audible elements competing for attention.soundtheory.com · read 7 Oct 2026
Company
Soundtheory says it emerged in 2016 after nearly 14 years of research; its listed address is in Summertown, Oxford, United Kingdom.soundtheory.com · read 7 Oct 2026
Editions
The product includes Gullfoss, Gullfoss Live for live mixing and tracking, and Gullfoss Master tuned for mastering.soundtheory.com · read 7 Oct 2026
Latency
The standard and Master editions have approximately 20 ms latency; Live has latency below 2 ms and handles transients differently.soundtheory.com · read 7 Oct 2026
License activations
Soundtheory says an iLok license provides two activations, using dongle, machine, or cloud activation.soundtheory.com · read 7 Oct 2026
License duration
Licenses purchased from June 16, 2024 are limited to 25 years; licenses purchased before that date are perpetual.soundtheory.com · read 7 Oct 2026
Mix balancing
Gullfoss can address balance issues between sound elements even when the individual tracks are unavailable.soundtheory.com · read 7 Oct 2026
Privacy
Soundtheory’s privacy notice says it may collect identity, contact, financial, transaction, technical, profile, usage, and marketing data, and says it does not collect special categories of personal data.soundtheory.com · read 7 Oct 2026
Purpose
Gullfoss is an intelligent equalizer that analyzes audio and adjusts it to improve clarity, detail, spatiality, and balance.soundtheory.com · read 7 Oct 2026
Supported systems
The plug-in supports macOS 10.9 or later and Windows 7 or later, and requires a 64-bit host supporting AU, VST, VST3, or AAX Native.soundtheory.com · read 7 Oct 2026
Trial
The fully functional trial lasts two weeks and requires an iLok account and iLok License Manager.soundtheory.com · read 7 Oct 2026
Use cases
Soundtheory describes Gullfoss as suitable for amateur musicians through professional mastering engineers, and for mixing and mastering applications.soundtheory.com · read 7 Oct 2026

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