Effect / Cableguys
ShaperBox 3
8.7Great
ShaperBox 3 by Cableguys is a multi-effect plugin combining 11 effect processors, each driven by drawable LFO waveforms with optional 3-band processing.
Plugin comparison
ShaperBox 3 vs SPL Transient Designer Plus
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
SPL Transient Designer Plus by Plugin Alliance / SPL. Attack/sustain shaping without threshold hunting—still a go-to for drums, percussion, and transient control.
Score verdict
Which should you buy?
On the Dubspot Score, ShaperBox 3 comes out ahead (8.7). That said, the right pick depends on your workflow and budget — read both reviews before deciding.
Technical matrix
Specs compared
| Signal | ShaperBox 3 | SPL Transient Designer Plus |
|---|---|---|
| Price | — | $199 |
| Dubspot Score | 8.7 | 8.4 |
| Formats | VST 2, VST 3, AU (Mac only), AAX | VST3, AU, AAX |
| Included effects | 11 Shapers: Pitch, Reverb, Time, Drive, Noise, Liquid, Filter, Crush, Volume, Pan, Width | — |
| Multiband | Every Shaper can be split into 3 bands, each with independent LFO and envelope follower controls | — |
| Modulation | Drawable LFO waveforms plus envelope follower per band | — |
| Mac formats | VST 2, VST 3, AU, AAX (Intel and Apple Silicon) | — |
| Windows formats | VST 2, VST 3, AAX (64-bit) | — |
| System requirements | macOS 10.15 or later; Windows 7, 8, 10 or 11 | — |
| Type | — | Transient designer / envelope shaper |
| Edition | — | Plus |
| Technology | — | SPL Differential Envelope Technology |
| Formats | — | VST3, AU, AAX |
See the full plugin database for more comparisons.