Alternatives to the SolidGoldFX NU-33

Dophix Galileo Optical Tremolo

Shared character: smooth, analog, modulation

Tone City Angel Wing Chorus TC-T11

Shared character: analog, modulation, warm

Mr. Black Analog chorus vibrato deluxe

Shared character: vibrato, pedal, analog

Warm Audio WA-C1 Chorus and Vibrato

Shared character: vibrato, pedal, analog

Strymon Flint Tremolo & Reverb

Shared character: pedal, analog, vintage_charm

Keeley Seafoam+

Shared character: vibrato, pedal, analog

SolidGoldFX Aurras Optical Vibraphase

Shared character: vibrato, smooth, modulation

Walrus Audio Julia

Shared character: vibrato, smooth, pedal

Universal Audio Uafx Brigade Chorus

Shared character: vibrato, pedal, analog

Walrus Audio Julia V2

similar tone character

Boffin FX Vibratron

similar tone character

Carl Martin Atlantic Chorus

similar tone character

Bookworm Effects Laughing Man Optical Tremolo V3

similar tone character

Providence ADC-3 Anadime Chorus

similar tone character

J. Rockett Mr Moto

similar tone character

Ross Chorus

similar tone character

NuX Reissue Analog Chorus

similar tone character

Cts Crazy Tube Circuits Memphis

similar tone character

Wren and Cuff Sonder

similar tone character

Fairfield Circuitry Shallow Water, K-Field Modulator

similar tone character

Carl Martin Surf Trem V3

similar tone character

Strymon Ola dBucket Chorus

similar tone character

Cusack Music Tap A Whirl V2

similar tone character

Carl Martin TremO'vibe

similar tone character