# .dynamics MOVE vs Spectrum Analyzer+ Audio FFT

The clearest difference is ads: .dynamics MOVE at none against Spectrum Analyzer+ Audio FFT's shown. .dynamics MOVE also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). Spectrum Analyzer+ Audio FFT's advantage is update cadence (weekly vs every 3 months). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

.dynamics MOVE ships an update every 3 months, Spectrum Analyzer+ Audio FFT weekly. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | .dynamics MOVE | Spectrum Analyzer+ Audio FFT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/spectrum-analyzer-plus-audio-fft/id6760830858/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | — | Ad-supported |
| Size | 27 MB | 69 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [PK Sound Corp.](https://appshunter.io/developer/1839487504) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### .dynamics MOVE

[App page](https://appshunter.io/ios/app/dynamics-move/id6752495428)

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

**In-app purchases:** none


### Spectrum Analyzer+ Audio FFT

[App page](https://appshunter.io/ios/app/spectrum-analyzer-plus-audio-fft/id6760830858)

This utility transforms your device into a real-time audio frequency analyzer. It visualizes sound frequencies from 20 Hz to 20 kHz using the microphone, displaying amplitude and peak frequencies. It's designed for musicians, audio engineers, and sound enthusiasts.

**Highlights:** Real-time FFT audio spectrum visualization, Frequency range 20 Hz to 20 kHz, Peak frequency detection, Average dB level per band, Adjustable dB range, Dark theme

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

**In-app purchases:** none


## Frequently asked questions

### Is .dynamics MOVE free?

.dynamics MOVE is free to download, with no in-app purchases.

### Is Spectrum Analyzer+ Audio FFT free?

Spectrum Analyzer+ Audio FFT is free to download, with no in-app purchases.

### Do .dynamics MOVE or Spectrum Analyzer+ Audio FFT have ads?

Spectrum Analyzer+ Audio FFT shows ads; .dynamics MOVE does not.

### Which is updated more often, .dynamics MOVE or Spectrum Analyzer+ Audio FFT?

.dynamics MOVE ships an update every 3 months, and Spectrum Analyzer+ Audio FFT weekly. Most recently, .dynamics MOVE was updated on October 10, 2026 and Spectrum Analyzer+ Audio FFT on October 3, 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.*