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
Some links on this page are affiliate links. If you buy through them, Dubspot may earn a commission at no extra cost to you. It never affects our scores or what we recommend — read our policy.
Contenders
FabFilter Pro-Q 4 is an equalizer plug-in with up to 24 bands, dynamic EQ, spectral dynamics, and linear/natural/zero-latency phase modes.
TDR VOS SlickEQ is a free musical semi-parametric EQ from Tokyo Dawn Labs and Variety of Sound, with four EQ models and subtle output saturation stages.
Score verdict
On the Dubspot Score, FabFilter Pro-Q 4 comes out ahead (9.3). That said, the right pick depends on your workflow and budget — read both reviews before deciding.
Technical matrix
| Signal | FabFilter Pro-Q 4 | TDR VOS SlickEQ |
|---|---|---|
| Price | $199 | Free |
| Dubspot Score | 9.3 | 8.6 |
| Formats | VST, VST3, AU, CLAP, AAX Native, AudioSuite | VST3, VST2, AU, AAX |
| EQ bands | Up to 24 bands | — |
| Filter shapes | Bell, Notch, High/Low Shelf, High/Low Cut, Band Pass, Tilt Shelf, Flat Tilt, All Pass | — |
| Filter slope | Up to 96 dB/octave, plus Brickwall option for LP/HP | — |
| Processing modes | Zero latency, Natural Phase, Linear Phase, plus Gentle/Warm character modes | — |
| Dynamic processing | Dynamic EQ and spectral dynamics with adjustable attack/release | — |
| Channel modes | Mid/side and left/right; surround up to Dolby Atmos 9.1.6 | — |
| Type | — | Semi-parametric mixing / mastering EQ |
| Price | — | Free |
| EQ models | — | American, British, German, Soviet |
| Bands | — | Low / Mid / High + 18 dB/oct high-pass |
| Formats | — | VST2, VST3, AU, AAX (64-bit primary) |
| Platforms | — | Windows 7+; macOS 10.9+ |
| Collaboration | — | Variety of Sound + Tokyo Dawn Labs |
| Manual | — | https://docs.tokyodawn.net/slickeq-manual/ |
See the full plugin database for more comparisons.