Comparison

Flux Mini vs Spiral Chorus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Flux Mini

This audio effect plugin adds dynamic character to music tracks by shaping amplitude, low-pass, or high-pass filters with a customizable graph. It can also be triggered by MIDI for advanced modulation. Explore 20 presets or create your own unique soundscapes.

Highlights
  • Customizable graph for sound shaping
  • Amplitude, LPF, and HPF modulation
  • Resonance control for frequency modulation
  • MIDI triggering for envelopes
  • 20 pre-loaded presets
  • Works with AUv3 hosts like Garageband
Read full description

Flux Mini is an AUv3 audio effect that adds life, character and dynamism to your tracks. The customisable graph creates a shape which affects either the amplitude, low-pass filter or high-pass filter. You can emphasize the frequency modulation with the resonance knob too! New: route MIDI to the plugin to trigger the envelope. MIDI note-ons can either retrigger the envelope or trigger envelope one-shots. From simple side-chains to manic modulations, sculpt some life into your sounds - flux it up and have some fluxing fun! Pre-loaded with 20 presets to get you going, it won’t be long before you’ve built a plethora of shapes to accentuate your fantastic music. As it is an AUv3 plugin, it works within iOS and iPadOS hosts such as Garageband.

About

Spiral Chorus

This music effect plugin offers an analog-modeled LCR chorus with touch-friendly controls and immersive 3D visuals. It seamlessly integrates into DAWs for iOS, adding depth and texture to various music productions.

Highlights
  • Analog Modeled LCR Chorus
  • Touch-Friendly Controls
  • Immersive 3D Visuals
  • Versatile Music Application
  • Optimized for iOS
  • Seamless DAW Integration
Features
Read full description

FX Forms #001 - Spiral Chorus from Wild Surmise Music, number one in the series of AUv3 FX plugins. Key Features: - Analog Modeled LCR Chorus: Delve into the rich, warm textures of an analog-modeled LCR (Left-Center-Right) chorus effect, bringing a new dimension to your tracks. - Touch-Friendly Controls: With an interface tailored for iOS, Spiral Chorus offers intuitive, touch-friendly controls. Effortlessly sculpt your sound with responsive sliders and xy pads, ensuring a seamless workflow. - Immersive 3D Visuals: Enhance your audio manipulation experience with captivating 3D visuals in the background. - Versatile Application: Whether you're working on dreamy soundscapes, dynamic beats, or cutting-edge experimental sounds, Spiral Chorus adds a layer of depth and texture to your music. - Optimized for iOS: Crafted specifically for the iOS environment, Spiral Chorus ensures a stable, high-performance experience on your favorite devices. 3D Visuals leverage SceneKit and Metal Shaders providing good visual performance on iOS devices. - Seamless Integration: Use Spiral Chorus seamlessly within your favorite DAW as an AUv3 plugin, fitting perfectly into your existing workflow.

Screenshots

Flux Mini2 screens
Spiral Chorus1 screens

Verdict

The call

The clearest difference is in-app purchases: Flux Mini at none against Spiral Chorus's 3. Flux Mini also leads on update cadence (weekly vs every 15 months) and iOS requirement (9.3 vs 16.0). Spiral Chorus's advantage is rating (5.0 vs 4.7). On price, review sentiment, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Spiral Chorus sells 3 one-off in-app purchases. Flux Mini asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Spiral Chorus holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 40 and 15 respectively. Written reviews complicate that: 92% of Flux Mini's written reviews are positive against 89% of Spiral Chorus's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Flux Mini ships an update weekly, Spiral Chorus every 15 months. Both last shipped on November 3, 2026.

Scorecard4 real differences · 6 level
Flux Mini versus Spiral Chorus: the parameters behind the verdict, then further details
ParameterFlux MiniSpiral Chorus
PriceFreeFree
Rating4.7 (40 ratings)5.0 (15 ratings) — better
Positive reviews92.3% of reviews — better88.9% of reviews
Number of ratings40 — better15
Update frequencyWeekly — betterEvery 15 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.3 — better16.0
Further details — not scored
Size18 MB12 MB
Age rating4+4+
DeveloperCaelum Audio LtdTom Power

Customer experience

Flux Mini

All ratings40 ratings
Positive95.0%
Neutral0.0%
Negative5.0%
Written reviews13 reviews
Positive92.3%
Neutral0.0%
Negative7.7%

Spiral Chorus

All ratings15 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews9 reviews
Positive88.9%
Neutral11.1%
Negative0.0%

In-app purchases

None

Flux Mini

No in-app purchases

3 purchases

Spiral Chorus

One-time3
  • Small Tip$1.99
  • Medium Tip$4.99
  • Large Tip$9.99

Questions

Is Flux Mini free?
Flux Mini is free to download, with no in-app purchases.
Is Spiral Chorus free?
Spiral Chorus is free to download, with in-app purchases available.
Which has better reviews, Flux Mini or Spiral Chorus?
Spiral Chorus is rated higher. Flux Mini averages 4.7 out of 5 from 40 ratings, while Spiral Chorus averages 5.0 from 15 ratings.
Do Flux Mini or Spiral Chorus have ads?
Neither Flux Mini nor Spiral Chorus shows ads.
Which is updated more often, Flux Mini or Spiral Chorus?
Flux Mini ships an update weekly, and Spiral Chorus every 15 months. Most recently, Flux Mini was updated on November 3, 2026 and Spiral Chorus on November 3, 2026.

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