Plugin comparison
Specs, price and the Dubspot Score, side by side — with our verdict on which effect to buy.
Independent score / workflow fit / buying signal
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Contenders
Effect / Soundtheory
Gullfoss is an intelligent equalizer that uses a computational auditory perception model to improve a mix's clarity, detail, spatiality, and balance.
Zynaptiq UNFILTER by Zynaptiq. Adaptive inverse EQ that removes comb filtering and resonances, a rescue tool for dialogue, music, and location audio.
Score verdict
On the Dubspot Score, Gullfoss comes out ahead (8.7). That said, the right pick depends on your workflow and budget — read both reviews before deciding.
Technical matrix
| Signal | Gullfoss | Zynaptiq UNFILTER |
|---|---|---|
| Price | — | $399 |
| Dubspot Score | 8.7 | 8.4 |
| Formats | AU, VST, VST3, AAX Native | VST3, AU, AAX |
| Official price | EUR 178.00 (no USD price listed on the official store) | — |
| Editions | Gullfoss, Gullfoss Live, Gullfoss Master (share one installer) | — |
| Processing latency | ~20ms (Gullfoss & Gullfoss Master); ~2ms (Gullfoss Live) | — |
| Sample rates | 16 kHz to 384 kHz | — |
| Channels | Mono-to-mono or stereo-to-stereo (stereo compatible with M/S) | — |
| EQ update rate | ~300 equalizer updates per second; ~1000 auditory model updates per second | — |
| System requirements | macOS 10.9+ / Windows 7+, 64-bit host, OpenGL 3.2+; iLok License Manager for activation (no dongle required) | — |
| Type | — | Adaptive inverse EQ / resonance remover |
| Developer | — | Zynaptiq |
See the full plugin database for more comparisons.