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Effect
Portal
Output · $149
Portal is a granular synthesis FX plugin from Output that transforms any audio input into playable, musical granular effects.
8.4
Great8.4
GreatThe Dubspot verdict
A uniquely playable granular FX engine that turns any sound into ambient textures and glitchy motion, best as a creative color rather than a surgical tool.
Best for: Producers and sound designers who want fast, inspiring granular textures without patching a modular granular rig.
Pros
- Instantly playable granular engine with a musical XY macro
- Huge preset library that sounds finished out of the box
- Great for texture, motion, transitions and sound design
- Clean workflow that hides granular complexity
Cons
- Effect-only, not a full granular synth or sampler
- Can get CPU-hungry with dense grains and stacked FX
- Preset-driven design limits deep manual control
Portal is Output's granular effect plugin, and it does one thing better than almost anything else: it makes granular synthesis feel playable. Feed it a vocal, a drum loop, a pad, or a live guitar, and it chops the signal into tiny grains you can smear, freeze, pitch, and rearrange into evolving textures. The circular XY control ties several granular parameters to a single gesture, so a subtle tweak can turn a static sound into shimmering motion. That immediacy is the whole point.
It excels at texture, transitions, and sound design. The 250+ presets are genuinely useful starting points rather than filler, and the built-in FX chain, time-stretch, pitch-shift, and scale-based pitch modulation let you go from a clean loop to an ambient bed or a glitchy riser in seconds. For producers who want inspiration on demand, Portal delivers.
The trade-off is scope. Portal is an effect, not a full granular synthesizer or sampler, so you're processing incoming audio rather than building patches from scratch. The macro-driven design that makes it approachable also caps how deep you can go; power users who want per-grain control will hit its ceiling. Dense grain clouds with stacked FX can also lean on your CPU.
Against its alternatives, the split is clear. Output Thermal is a distortion tool for grit and saturation, not granular motion. EchoBoy is a character-rich delay, and iZotope Nectar 4 is a vocal-processing suite. None of them overlap with what Portal actually does, which underlines its real strength: there aren't many plugins that make granular sound this musical this fast.
At $149, or bundled into Output One, Portal is easy to justify if granular texture is a recurring part of your sound. Choose it for creative color and movement. Reach elsewhere for surgical, from-scratch granular engineering.
Specifications
- Presets
- 250+ presets for instant playability
- Control
- Circular XY control linked to granular parameters
- Built-in FX
- 7 built-in FX plus a master compressor and filter
- Time manipulation
- Powerful time manipulation engine with tempo-synced grain delay
- Modulation
- Scale-based pitch modulation, Time Stretch, Pitch Shift, and Humanize controls
- Apple Silicon
- Native Apple Silicon compatibility (M1, M2 and beyond) as of v1.2.0
Last verified 2026-06-16
FAQ
What is Output Portal?
Portal is a granular FX plugin that uses granular synthesis to alter any audio input—VSTs, drums, vocals, live guitar, and more—into musical, playable granular effects.
How much does Portal cost?
Portal is $149 USD as a one-time purchase. It is also included in the Output One subscription, priced at $9.99/mo (billed $119.99 yearly) or $14.99/mo billed monthly.
What formats and systems does Portal support?
Portal runs as a VST, VST3, AU, or AAX plugin in all major DAWs that support third-party plugins. It works on Macs running macOS 10.12+ and PCs running Windows 7 or higher, with native Apple Silicon support as of v1.2.0.