Blackhole by Eventide: what it does + free alternatives
Otherworldly giant reverb.
Opens Eventide's own site.
Put SCRAMBLE. on your drums, 808s and vocals
One button rolls a new FX chain: glitch, stutter, tape stop, chops, reverb, delay and vocal tune. There are 43,252,003,274,489,856,000 possible chains, the same count as the positions of a 3x3 cube. Save 10,000 presets a day and 1% of them would take 118 billion years, over 8x the age of the universe.
Not just loops: drum buses, 808s and bass, hats, vocals and the master bus. 3,000+ downloads so far.
Free alternatives to Blackhole
All free reverb →
FreeTAL-Reverb-4
Vintage plate-style reverb with a lush, dark tone.
FreeDragonfly Reverb
Open-source hall, room, plate and early reflection reverbs.
FreeCloud Seed
Open-source algorithmic reverb for huge, endless spaces.
FreeDeelay
Clean, modern delay with diffusion and modulation.
FreeHysteresis
Glitchy delay with stutters, modulation and lo-fi grit.
FreeProtoverb
Experimental free reverb with a strange, deep sound.
FreeOldSkoolVerb
Classic plate and room reverb, easy to dial in.
FreeRaum
Free reverb from NI with Grounded, Airy and Cosmic modes.
FreePanagement 2
Free spatializer for binaural panning, distance and room placement.
FreeTAL-Dub-X
Free dub-style delay with tape-like feedback and filtering.
More paid reverb plugins
All best plugins →
Crystalline
Modern algorithmic reverb with a simple, fast layout.
Valhalla VintageVerb
Classic 70s and 80s digital reverbs at a tiny price.
Valhalla Shimmer
Huge shimmer reverb for pads and ambient tails.
Spaced Out
Reverb, delay and modulation in one fun space machine.
Valhalla Room
Clean, flexible algorithmic reverb for every mix.
Blackhole FAQ
Is Blackhole free?
No. Blackhole is a paid reverb plugin from Eventide. Free alternatives in the same lane include TAL-Reverb-4, Dragonfly Reverb and Cloud Seed.
What is Blackhole used for?
Otherworldly giant reverb.
When does Blackhole go on sale?
Many plugin makers run their biggest discounts around Black Friday (November 27, 2026) and Cyber Monday. Check Eventide's own page for the current price; we list confirmed sales on our Black Friday page.