# Sound Analyzer vs FNam FFT Spectrogram Analyzer

The clearest difference is in-app purchases: FNam FFT Spectrogram Analyzer at none against Sound Analyzer's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sound Analyzer sells 3 in-app purchases, starting at $1.99 per 7 days. FNam FFT Spectrogram Analyzer asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Sound Analyzer | FNam FFT Spectrogram Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Size | 5 MB | 4 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Stas Foltea](https://appshunter.io/developer/1861812130) | [YEON SEOB KIM](https://appshunter.io/developer/1878586254) |

## What reviewers say

### Sound Analyzer

[App page](https://appshunter.io/ios/app/sound-analyzer-db-meter/id6756615642)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $1.99 | per 7 days |
| Pro Annual | $19.99 | per year |
| Lifetime Pro | $29.99 | one-time |


### FNam FFT Spectrogram Analyzer

[App page](https://appshunter.io/ios/app/fnam-fft-spectrogram-analyzer/id6759438376)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sound Analyzer free?

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

### Is FNam FFT Spectrogram Analyzer free?

FNam FFT Spectrogram Analyzer is free to download, with no in-app purchases.

### Do Sound Analyzer or FNam FFT Spectrogram Analyzer have ads?

Neither Sound Analyzer nor FNam FFT Spectrogram Analyzer shows ads.

### Which is updated more often, Sound Analyzer or FNam FFT Spectrogram Analyzer?

Sound Analyzer ships an update fortnightly, and FNam FFT Spectrogram Analyzer fortnightly. Most recently, Sound Analyzer was updated on October 8, 2026 and FNam FFT Spectrogram Analyzer on October 11, 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.*