# AU3FX vs Phonolyth Cascade

The clearest difference is price: AU3FX at $5.99 against Phonolyth Cascade's $7.99. On rating, review sentiment, ratings volume and update cadence there is nothing between them.

AU3FX costs $5.99 and Phonolyth Cascade $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for AU3FX against 4.9 for Phonolyth Cascade. Both are backed by a comparable volume of ratings — 20 and 30 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

AU3FX ships an update every 6 months, Phonolyth Cascade every 7 months. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | AU3FX | Phonolyth Cascade |
| --- | --- | --- |
| Price | **$5.99** | $7.99 |
| Rating | **[5.0 (20 ratings)](https://appshunter.io/ios/app/au3fxdub/id1542042948/reviews)** | [4.9 (30 ratings)](https://appshunter.io/ios/app/phonolyth-cascade/id6447491322/reviews) |
| Number of ratings | 20 | **30** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 7 months |
| Monetization | Paid | Paid |
| Size | 2 MB | 10 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kymatica AB](https://appshunter.io/developer/522046659) | [Yuri Turov](https://appshunter.io/developer/720810462) |

## What reviewers say

### AU3FX

[App page](https://appshunter.io/ios/app/au3fxdub/id1542042948)

This audio effect plugin offers a highly customizable stereo delay, capable of producing a wide spectrum of sounds from clean digital echoes to distorted dub effects and flangers. It features a 32-bit DSP engine with extensive tweakable parameters, tape simulation, and filters for unique sonic textures.

**Highlights:** Highly tweakable stereo delay, 32-bit DSP engine, Tape simulation (noise and warble), Filters in delay loop, Stereo, detune, and ping-pong modes, Dual LFO for modulation, Bundled presets and user presets

**Features:** Vision Pro support

**In-app purchases:** none


### Phonolyth Cascade

[App page](https://appshunter.io/ios/app/phonolyth-cascade/id6447491322)

This app offers a versatile reverb and diffusion processor with an experimental edge. It allows for the creation of expansive modulated spaces, stereo widening, and hybrid delay/reverb effects. Explore unique sonic territories with a wide range of controls and randomized modulation.

**Highlights:** Expansive modulated supernatural spaces, Stereo widening and transient smearing, Hybrid delay/reverb effects, Chorus, flanger, and resonator-like effects, Randomized modulation, Infinity and Freeze buttons, Mix Lock for preset switching

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is AU3FX free?

AU3FX costs $5.99, with no in-app purchases.

### Is Phonolyth Cascade free?

Phonolyth Cascade costs $7.99, with no in-app purchases.

### Which has better reviews, AU3FX or Phonolyth Cascade?

AU3FX is rated higher. AU3FX averages 5.0 out of 5 from 20 ratings, while Phonolyth Cascade averages 4.9 from 30 ratings.

### Do AU3FX or Phonolyth Cascade have ads?

Neither AU3FX nor Phonolyth Cascade shows ads.

### Which is updated more often, AU3FX or Phonolyth Cascade?

AU3FX ships an update every 6 months, and Phonolyth Cascade every 7 months. Most recently, AU3FX was updated on October 5, 2026 and Phonolyth Cascade on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*