9.1Essential
Soundtoys EchoBoy is a delay/echo plugin that emulates 30 vintage echo and tape units in one effect.
Plugin comparison
Soundtoys EchoBoy vs Vengeance Producer Suite Q4ntum
Specs, price and the Dubspot Score, side by side — with our verdict on which effect to buy.
Independent score / workflow fit / buying signal
Contenders
The side-by-side
8.4Great
Vengeance Q4ntum is a standalone multi-effect delay with three independent delay engines, 12 FX slots, per-slot modulation, and 673 presets.
Score verdict
Which should you buy?
On the Dubspot Score, Soundtoys EchoBoy comes out ahead (9.1). That said, the right pick depends on your workflow and budget — read both reviews before deciding.
Technical matrix
Specs compared
| Signal | Soundtoys EchoBoy | Vengeance Producer Suite Q4ntum |
|---|---|---|
| Price | $199 | €89 |
| Dubspot Score | 9.1 | 8.4 |
| Formats | AAX Native, AAX AudioSuite, VST, VST3, AU (Audio Units) | VST3, AU, AAX |
| Echo styles | 30 built-in styles modeled on vintage gear (Echoplex, Space Echo, Memory Man, DM-2, TelRay) | — |
| Echo modes | Single Echo, Dual Echo, and Ping-Pong stereo modes | — |
| Rhythm Echo | Rhythm Echo mode with up to 16 customizable taps | — |
| Sample rates | 44.1 kHz to 192 kHz | — |
| Architecture | 64-bit only | — |
| Current version | 5.5 | — |
| Type | — | Multi-effect delay / rhythmic FX processor |
| Processing layers | — | 4 (three delay engines + master layer) |
| FX slots | — | 12 (3 per engine + 3 on master) |
| Effects per slot | — | 27 |
| Delay modes | — | Normal, Ping-Pong, Cross |
| Modulation | — | Per-slot trancegate, tempo-synced step sequencer, n-point envelope |
| Master section | — | Reverb, Wet Signal Maximizer, sidechain, Advanced Retrigger (Live Play / DAW Sync) |
| Presets | — | 673 factory presets |
| Formats | — | VST3, AU, AAX (64-bit) |
| Platforms | — | Windows 11; macOS 10.14+ (Intel or Apple Silicon), 16GB RAM |
See the full plugin database for more comparisons.