# FFT AUv3 Visualizer vs ProgRock.com Radio

The clearest difference is price: ProgRock.com Radio at Free against FFT AUv3 Visualizer's $0.99. ProgRock.com Radio also leads on update cadence (every 3 weeks vs every 8 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

ProgRock.com Radio is free to download; FFT AUv3 Visualizer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FFT AUv3 Visualizer ships an update every 8 months, ProgRock.com Radio every 3 weeks. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FFT AUv3 Visualizer | ProgRock.com Radio |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fft-auv3-visualizer/id6746331702/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 12 MB | 30 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [DiscoDSP LLC](https://appshunter.io/developer/1465262828) | [Mark MOnforti](https://appshunter.io/developer/1544162340) |

## What reviewers say

### 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


### ProgRock.com Radio

[App page](https://appshunter.io/ios/app/progrockcom-radio/id6758255152)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FFT AUv3 Visualizer free?

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

### Is ProgRock.com Radio free?

ProgRock.com Radio is free to download, with no in-app purchases.

### Do FFT AUv3 Visualizer or ProgRock.com Radio have ads?

Neither FFT AUv3 Visualizer nor ProgRock.com Radio shows ads.

### Which is updated more often, FFT AUv3 Visualizer or ProgRock.com Radio?

FFT AUv3 Visualizer ships an update every 8 months, and ProgRock.com Radio every 3 weeks. Most recently, FFT AUv3 Visualizer was updated on October 18, 2026 and ProgRock.com Radio on October 25, 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.*