# Frequency Detector Analyzer vs RF Signal Detector

The clearest difference is in-app purchases: RF Signal Detector at none against Frequency Detector Analyzer's 2. RF Signal Detector also leads on rating (4.8 vs 4.4) and update cadence (every 5 days vs every 2 months). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Frequency Detector Analyzer sells 2 in-app purchases, starting at $8.99 per 7 days. RF Signal Detector asks for nothing beyond the download.

RF Signal Detector holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 23 and 20 respectively.

Frequency Detector Analyzer ships an update every 2 months, RF Signal Detector every 5 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Frequency Detector Analyzer | RF Signal Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (23 ratings)](https://appshunter.io/ios/app/frequency-detector-analyzer/id6752298079/reviews) | **[4.8 (20 ratings)](https://appshunter.io/ios/app/rf-signal-detector-refi/id6789630945/reviews)** |
| Number of ratings | **23** | 20 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 65 MB | 68 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NEURASYNC](https://appshunter.io/developer/1639101560) | [Daniel Dominguez](https://appshunter.io/developer/1713964409) |

## What reviewers say

### 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 |


### RF Signal Detector

[App page](https://appshunter.io/ios/app/rf-signal-detector-refi/id6789630945)

This tool helps detect hidden electronic devices and cameras by scanning for electromagnetic fields and network connections. It offers real-time visualizers and alerts, all processed offline without requiring an account or sharing your data.

**Highlights:** Smart RF Detector, Network Scanner, Real-Time Visualizer, Haptic & Audio Alerts, 100% Offline Processing, Zero Account Required

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

**In-app purchases:** none


## Frequently asked questions

### Is Frequency Detector Analyzer free?

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

### Is RF Signal Detector free?

RF Signal Detector is free to download, with no in-app purchases.

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

RF Signal Detector is rated higher. Frequency Detector Analyzer averages 4.4 out of 5 from 23 ratings, while RF Signal Detector averages 4.8 from 20 ratings.

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

Neither Frequency Detector Analyzer nor RF Signal Detector shows ads.

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

Frequency Detector Analyzer ships an update every 2 months, and RF Signal Detector every 5 days. Most recently, Frequency Detector Analyzer was updated on October 28, 2026 and RF Signal Detector on October 28, 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.*