# SpectralScan Audio Analyzer vs Frequency Analyzer

The clearest difference is iOS requirement: SpectralScan Audio Analyzer at 15.0 against Frequency Analyzer's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. SpectralScan Audio Analyzer sells 1 one-off in-app purchase and Frequency Analyzer sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

SpectralScan Audio Analyzer ships an update every 9 days, Frequency Analyzer fortnightly. The most recent releases landed on October 2, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | SpectralScan Audio Analyzer | Frequency Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/spectralscan-audio-analyzer/id6762024331/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 9 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Otsukare AB](https://appshunter.io/developer/1892516192) | [Ertugrul Sari](https://appshunter.io/developer/1802366246) |

## What reviewers say

### SpectralScan Audio Analyzer

[App page](https://appshunter.io/ios/app/spectralscan-audio-analyzer/id6762024331)

Transform your device into a professional audio analysis tool. Visualize sound in real-time with a high-resolution spectrum, perform precise sine sweep measurements, and analyze frequency content over time. Save, compare, and export your audio data.

**Highlights:** Real-time frequency spectrum visualization, Sine sweep measurements for system response, Spectrogram for time-frequency analysis, Comparison and overlay of multiple measurements, Export data as CSV or PNG, Pro features for advanced analysis

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpectralScan Pro | $9.99 | one-time |


### Frequency Analyzer

[App page](https://appshunter.io/ios/app/frequency-analyzer-db-meter/id6770267924)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Lifetime Access | $19.99 | one-time |


## Frequently asked questions

### Is SpectralScan Audio Analyzer free?

SpectralScan Audio Analyzer is free to download, with in-app purchases available.

### Is Frequency Analyzer free?

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

### Do SpectralScan Audio Analyzer or Frequency Analyzer have ads?

Neither SpectralScan Audio Analyzer nor Frequency Analyzer shows ads.

### Which is updated more often, SpectralScan Audio Analyzer or Frequency Analyzer?

SpectralScan Audio Analyzer ships an update every 9 days, and Frequency Analyzer fortnightly. Most recently, SpectralScan Audio Analyzer was updated on October 2, 2026 and Frequency Analyzer on September 26, 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.*