# FNam FFT Spectrogram Analyzer vs Spectrum Analyzer

The clearest difference is in-app purchases: FNam FFT Spectrogram Analyzer at none against Spectrum Analyzer's 2. FNam FFT Spectrogram Analyzer also leads on update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spectrum Analyzer sells 2 in-app purchases, starting at $4.99 per 7 days. FNam FFT Spectrogram Analyzer asks for nothing beyond the download.

FNam FFT Spectrogram Analyzer ships an update fortnightly, Spectrum Analyzer monthly. The most recent releases landed on October 11, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | FNam FFT Spectrogram Analyzer | Spectrum Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/spectrum-analyzer-audio-rta/id6781270627/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 21 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [YEON SEOB KIM](https://appshunter.io/developer/1878586254) | [brian koech](https://appshunter.io/developer/1853281007) |

## What reviewers say

### 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


### Spectrum Analyzer

[App page](https://appshunter.io/ios/app/spectrum-analyzer-audio-rta/id6781270627)

Visualize sound frequencies, waveforms, and spectral activity in real-time using your device's microphone. Analyze audio for tuning, testing, music, or exploring ambient sounds with clear visual representations.

**Highlights:** Real-time audio spectrum analysis, FFT frequency analysis, Live spectrogram visualization, Audio waveform display, Frequency and amplitude monitoring, Microphone-based sound analysis

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pro weekly | $4.99 | per 7 days |
| pro annual | $29.99 | per year |


## Frequently asked questions

### Is FNam FFT Spectrogram Analyzer free?

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

### Is Spectrum Analyzer free?

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

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

Neither FNam FFT Spectrogram Analyzer nor Spectrum Analyzer shows ads.

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

FNam FFT Spectrogram Analyzer ships an update fortnightly, and Spectrum Analyzer monthly. Most recently, FNam FFT Spectrogram Analyzer was updated on October 11, 2026 and Spectrum Analyzer on October 17, 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.*