# Spectrum AUv3 FFT Visualizer vs Jacquardi

The clearest difference is update cadence: Jacquardi at weekly against Spectrum AUv3 FFT Visualizer's every 12 months. Jacquardi also leads on iOS requirement (12.0 vs 15.0). Spectrum AUv3 FFT Visualizer's advantage is price ($0.99 vs $1.99). On ads, in-app purchases and device support there is nothing between them.

Spectrum AUv3 FFT Visualizer costs $0.99 and Jacquardi $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Spectrum AUv3 FFT Visualizer ships an update every 12 months, Jacquardi weekly. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Spectrum AUv3 FFT Visualizer | Jacquardi |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/jacquardi/id6738633198/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Weekly** |
| Monetization | — | Paid |
| Size | 10 MB | 10 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DiscoDSP LLC](https://appshunter.io/developer/1465262828) | [Satoshi Kajii](https://appshunter.io/developer/1777441634) |

## What reviewers say

### Spectrum AUv3 FFT Visualizer

[App page](https://appshunter.io/ios/app/spectrum-auv3-fft-visualizer/id6737164438)

**Features:** macOS Compatibility

**In-app purchases:** none


### Jacquardi

[App page](https://appshunter.io/ios/app/jacquardi/id6738633198)

This app generates analog-like envelope signals via MIDI CC, allowing users to modulate parameters of other compatible music plugins. It acts as a MIDI module for creative sound shaping without producing its own audio.

**Highlights:** Generates analog-like envelope signals, Sends MIDI CC for parameter modulation, Works with 3rd-party AUv3 plugins, Requires MIDI routing host (AUM, apeMatrix), Modulates filter cutoff and other parameters

**In-app purchases:** none


## Frequently asked questions

### Is Spectrum AUv3 FFT Visualizer free?

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

### Is Jacquardi free?

Jacquardi costs $1.99, with no in-app purchases.

### Do Spectrum AUv3 FFT Visualizer or Jacquardi have ads?

Neither Spectrum AUv3 FFT Visualizer nor Jacquardi shows ads.

### Which is updated more often, Spectrum AUv3 FFT Visualizer or Jacquardi?

Spectrum AUv3 FFT Visualizer ships an update every 12 months, and Jacquardi weekly. Most recently, Spectrum AUv3 FFT Visualizer was updated on October 27, 2026 and Jacquardi 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.*