# RollBud Trance Gate & Roll FX vs FFT AUv3 Visualizer

The clearest difference is price: FFT AUv3 Visualizer at $0.99 against RollBud Trance Gate & Roll FX's $5.99. RollBud Trance Gate & Roll FX's advantage is update cadence (every 2 months vs every 8 months) and iOS requirement (12.0 vs 15.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

RollBud Trance Gate & Roll FX costs $5.99 and FFT AUv3 Visualizer $0.99 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 RollBud Trance Gate & Roll FX against 5.0 for FFT AUv3 Visualizer. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

RollBud Trance Gate & Roll FX ships an update every 2 months, FFT AUv3 Visualizer every 8 months. Both last shipped on October 18, 2026.

## The numbers

| Metric | RollBud Trance Gate & Roll FX | FFT AUv3 Visualizer |
| --- | --- | --- |
| Price | $5.99 | **$0.99** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/rollbud-trance-gate-and-roll-fx/id6743325110/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/fft-auv3-visualizer/id6746331702/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Paid | Paid |
| Size | 15 MB | 12 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cem Olcay](https://appshunter.io/developer/523633853) | [DiscoDSP LLC](https://appshunter.io/developer/1465262828) |

## What reviewers say

### RollBud Trance Gate & Roll FX

[App page](https://appshunter.io/ios/app/rollbud-trance-gate-and-roll-fx/id6743325110)

This app provides creative audio effects for rhythmic sound shaping, including stutters, rolls, and trance gate styles. It features an expressive XY-pad with MIDI control and recording capabilities, and integrates seamlessly as an AUv3 FX plugin.

**Highlights:** Rhythmic sound shaping, Stutter, roll, and slip effects, Trance gate-style effects, Expressive XY-pad control, MIDI control and recording, AUv3 FX plugin integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### FFT AUv3 Visualizer

[App page](https://appshunter.io/ios/app/fft-auv3-visualizer/id6746331702)

This real-time spectral analyzer visualizes audio into spectrograms with high precision. It offers advanced features like mel-scale mapping and intelligent color coding to help musicians and audio engineers analyze sound frequencies for mixing, mastering, and sound design.

**Highlights:** Real-time spectral analysis, High-resolution 4096-sample FFT, Mel-scale frequency mapping, 90dB dynamic range with intelligent color mapping, Resizable interface, 60Hz display with 75% overlap

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RollBud Trance Gate & Roll FX free?

RollBud Trance Gate & Roll FX costs $5.99, with no in-app purchases.

### Is FFT AUv3 Visualizer free?

FFT AUv3 Visualizer costs $0.99, with no in-app purchases.

### Which has better reviews, RollBud Trance Gate & Roll FX or FFT AUv3 Visualizer?

RollBud Trance Gate & Roll FX and FFT AUv3 Visualizer are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do RollBud Trance Gate & Roll FX or FFT AUv3 Visualizer have ads?

Neither RollBud Trance Gate & Roll FX nor FFT AUv3 Visualizer shows ads.

### Which is updated more often, RollBud Trance Gate & Roll FX or FFT AUv3 Visualizer?

RollBud Trance Gate & Roll FX ships an update every 2 months, and FFT AUv3 Visualizer every 8 months. Most recently, RollBud Trance Gate & Roll FX was updated on October 18, 2026 and FFT AUv3 Visualizer on October 18, 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.*