Plugin comparison
Specs, price and the Dubspot Score, side by side — with our verdict on which synth to buy.
Independent score / workflow fit / buying signal
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Contenders
Stream Pro is Delta Sound Labs' granular synthesizer with live capture, 8-voice polyphony and Steam Audio HRTF 3D spatialization, for macOS, Windows and Linux.
Portal is a granular synthesis FX plugin from Output that transforms any audio input into playable, musical granular effects.
Technical matrix
| Signal | Stream Pro | Portal |
|---|---|---|
| Price | 99 dollars | $149 |
| Dubspot Score | — | 8.4 |
| Formats | VST3, AU, Standalone | VST, VST3, AU, AAX |
| Modes | Single Mode (live capture, scrub) and Multi Mode (polyphonic) | — |
| Polyphony | Up to 8 voices, per-voice ADSR | — |
| Spatial engine | Steam Audio HRTF, BOIDS flocking, ping-pong, automatable paths | — |
| Modulation | 4 LFOs, 7 shapes, 16 routing slots, free or tempo-synced | Scale-based pitch modulation, Time Stretch, Pitch Shift, and Humanize controls |
| Effects | Soft saturation, Moog-style filter, stereo delay (swappable order) | — |
| Control | MPE profiles for Seaboard, GeoShred, Sensel; full MIDI mapping | Circular XY control linked to granular parameters |
| Platforms | macOS 10.13+, Windows 10+, Linux x64 (Ubuntu 20.04+) | — |
| Presets | — | 250+ presets for instant playability |
| Built-in FX | — | 7 built-in FX plus a master compressor and filter |
| Time manipulation | — | Powerful time manipulation engine with tempo-synced grain delay |
| Apple Silicon | — | Native Apple Silicon compatibility (M1, M2 and beyond) as of v1.2.0 |
See the full plugin database for more comparisons.