Gullfoss vs Insight 2
Specs, price and the Dubspot Score, side by side — with our verdict on which effect to buy.
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Which should you buy?
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.
Specs compared
| Gullfoss | Insight 2 | |
|---|---|---|
| Price | — | $199 |
| 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 | — | Metering and analysis suite |
| Developer | — | iZotope |
| Typical price | — | $199 |
| Formats | — | VST3, AU, AAX |
| Primary job | — | Loudness, spectrum, stereo, and mix diagnostics |
| Catalog status | — | Current as of 2026 |
See the full plugin database for more comparisons.