# SpectralScan Audio Analyzer dB vs Frequency Analyzer

The clearest difference is ratings volume: SpectralScan Audio Analyzer dB at 18 against Frequency Analyzer's 1. SpectralScan Audio Analyzer dB also leads on iOS requirement (15.0 vs 17.6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. SpectralScan Audio Analyzer dB 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.

On the App Store both sit at effectively the same score — 4.9 for SpectralScan Audio Analyzer dB against 5.0 for Frequency Analyzer. That said, the two scores are not equally well evidenced: SpectralScan Audio Analyzer dB has 18 ratings behind it against 1, so its average is the more settled of the two.

SpectralScan Audio Analyzer dB ships an update every 9 days, Frequency Analyzer fortnightly. Both last shipped on October 28, 2026.

## The numbers

| Metric | SpectralScan Audio Analyzer dB | Frequency Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (18 ratings)](https://appshunter.io/ios/app/spectralscan-audio-analyzer-db/id6762024331/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/frequency-analyzer-db-meter/id6770267924/reviews)** |
| Number of ratings | **18** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free with in-app purchases | Freemium |
| 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 dB

[App page](https://appshunter.io/ios/app/spectralscan-audio-analyzer-db/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 | $11.99 | one-time |


### Frequency Analyzer

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

Transform your device into a professional sound level meter, spectrum analyzer, and noise dosimeter. Ideal for fieldwork, inspections, and detailed acoustic measurements with real-time data and exportable reports.

**Highlights:** Real-time SPL meter with A, C, Z weighting, FFT spectrum and scrolling spectrogram, Noise dosimeter for exposure tracking, Octave-band analysis, Reference tone generator, CSV, PNG, and PDF report export

**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 dB free?

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

### Is Frequency Analyzer free?

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

### Which has better reviews, SpectralScan Audio Analyzer dB or Frequency Analyzer?

Frequency Analyzer is rated higher. SpectralScan Audio Analyzer dB averages 4.9 out of 5 from 18 ratings, while Frequency Analyzer averages 5.0 from 1 ratings.

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

Neither SpectralScan Audio Analyzer dB nor Frequency Analyzer shows ads.

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

SpectralScan Audio Analyzer dB ships an update every 9 days, and Frequency Analyzer fortnightly. Most recently, SpectralScan Audio Analyzer dB was updated on October 28, 2026 and Frequency Analyzer on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*