# Frequency Analyzer vs Frequency Detector Analyzer

The clearest difference is update cadence: Frequency Analyzer at every 8 days against Frequency Detector Analyzer's every 2 months. Frequency Analyzer also leads on ratings volume (166 vs 17). Frequency Detector Analyzer's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.2). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Frequency Analyzer sells 11 in-app purchases, starting at $2.99 per 7 days and Frequency Detector Analyzer sells 2 in-app purchases, starting at $8.99 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 — 4.5 for Frequency Analyzer against 4.5 for Frequency Detector Analyzer. That said, the two scores are not equally well evidenced: Frequency Analyzer has 166 ratings behind it against 17, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Frequency Analyzer ships an update every 8 days, Frequency Detector Analyzer every 2 months. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Frequency Analyzer | Frequency Detector Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (166 ratings)](https://appshunter.io/ios/app/frequency-analyzer/id6468837339/reviews) | [4.5 (17 ratings)](https://appshunter.io/ios/app/frequency-detector-analyzer/id6752298079/reviews) |
| Number of ratings | **166** | 17 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 35 MB | 65 MB |
| Requires iOS | 17.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Manfred Kuegel](https://appshunter.io/developer/1520736594) | [NEURASYNC](https://appshunter.io/developer/1639101560) |

## What reviewers say

### Frequency Analyzer

[App page](https://appshunter.io/ios/app/frequency-analyzer/id6468837339)

Transform your device into a professional audio analysis tool with advanced FFT analysis, SPL monitoring, and detailed visualizations. Record, analyze, and export audio data with precision calibration and multiple weighting filters.

**Highlights:** Real-time FFT analysis, Calibrated SPL measurements, 32-bit float audio recording, Synchronized video recording, Spectrogram and octave band analysis, Export WAV, CSV, images, and videos

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Frequency Analyzer Pro Weekly | $2.99 | per 7 days |
| Frequency Analyzer Pro Monthly | $3.99 | per month |
| Frequency Analyzer Pro Monthly | $3.99 | per month |
| Frequency Analyzer Pro Monthly | $4.99 | per month |
| Frequency Analyzer Pro Monthly | $4.99 | per month |
| Frequency Analyzer Pro Monthly | $4.99 | per month |
| Frequency Analyzer Pro Annual | $29.99 | per year |
| Frequency Analyzer Pro Annual | $44.99 | per year |
| Frequency Analyzer Pro Annual | $44.99 | per year |
| Frequency Analyzer Pro Annual | $44.99 | per year |
| Pro access for lifetime | $89.99 | one-time |


### Frequency Detector Analyzer

[App page](https://appshunter.io/ios/app/frequency-detector-analyzer/id6752298079)

This application transforms your device into a precise sound analysis tool. It offers real-time frequency detection, visualization, and data logging for musicians, engineers, and curious individuals. Gain clarity and accuracy in understanding the soundscape around you.

**Highlights:** Live frequency tuner, Spectrogram visualization, Automatic logging and CSV export, Customizable logging interval, Elegant and modern design, Reliable performance

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Frequency Detector Weekly Sub | $8.99 | per 7 days |
| Frequency Detector Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Frequency Analyzer free?

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

### Is Frequency Detector Analyzer free?

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

### Which has better reviews, Frequency Analyzer or Frequency Detector Analyzer?

Frequency Analyzer and Frequency Detector Analyzer are both rated 4.5 out of 5 on the App Store, from 166 and 17 ratings respectively.

### Do Frequency Analyzer or Frequency Detector Analyzer have ads?

Neither Frequency Analyzer nor Frequency Detector Analyzer shows ads.

### Which is updated more often, Frequency Analyzer or Frequency Detector Analyzer?

Frequency Analyzer ships an update every 8 days, and Frequency Detector Analyzer every 2 months. Most recently, Frequency Analyzer was updated on September 21, 2026 and Frequency Detector Analyzer on September 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.*