# Spectrum Analyzer+ Audio FFT vs Live Spectrum Analyzer

The clearest difference is in-app purchases: Spectrum Analyzer+ Audio FFT at none against Live Spectrum Analyzer's 3. Live Spectrum Analyzer's advantage is ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Live Spectrum Analyzer sells 3 in-app purchases, starting at $1.99 per month. Spectrum Analyzer+ Audio FFT asks for nothing beyond the download.

## The numbers

| Metric | Spectrum Analyzer+ Audio FFT | Live Spectrum Analyzer |
| --- | --- | --- |
| 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** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Ad-supported | — |
| Size | 69 MB | 8 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) | [成勇 龚](https://appshunter.io/developer/1896721279) |

## What reviewers say

### 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


### Live Spectrum Analyzer

[App page](https://appshunter.io/ios/app/live-spectrum-analyzer/id6804594590)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Live Spectrum Analyzer Monthly PRO | $1.99 | per month |
| Live Spectrum Analyzer Yearly PRO | $9.99 | per year |
| Live Spectrum Analyzer Life PRO | $19.99 | one-time |


## Frequently asked questions

### Is Spectrum Analyzer+ Audio FFT free?

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

### Is Live Spectrum Analyzer free?

Live Spectrum Analyzer is free to download, with in-app purchases available.

### Do Spectrum Analyzer+ Audio FFT or Live Spectrum Analyzer have ads?

Spectrum Analyzer+ Audio FFT shows ads; Live Spectrum Analyzer does not.

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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.*