# EMF Field Detector RF Scanner vs Mosquitone Detector

The clearest difference is rating: EMF Field Detector RF Scanner at 4.5 against Mosquitone Detector's 2.1. EMF Field Detector RF Scanner also leads on update cadence (every 3 weeks vs every 9 months) and review sentiment (84% vs 56%). Mosquitone Detector's advantage is in-app purchases (none vs 2) and ads (none vs shown).

EMF Field Detector RF Scanner costs $4.99 and Mosquitone Detector $7.99 up front. EMF Field Detector RF Scanner sells 2 one-off in-app purchases. Mosquitone Detector asks for nothing beyond the download.

EMF Field Detector RF Scanner holds the better App Store score, 4.5 against 2.1. That said, the two scores are not equally well evidenced: EMF Field Detector RF Scanner has 5.5K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 84% of EMF Field Detector RF Scanner's written reviews are positive against 56% of Mosquitone Detector's.

EMF Field Detector RF Scanner ships an update every 3 weeks, Mosquitone Detector every 9 months. The most recent releases landed on October 28, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | EMF Field Detector RF Scanner | Mosquitone Detector |
| --- | --- | --- |
| Price | **$4.99** | $7.99 |
| Rating | **[4.5 (5.5K ratings)](https://appshunter.io/ios/app/emf-field-detector-rf-scanner/id836603095/reviews)** | [2.1 (13 ratings)](https://appshunter.io/ios/app/mosquitone-detector/id1289567807/reviews) |
| Number of ratings | **5.5K** | 13 |
| Positive reviews | **83.6% of reviews** | 55.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 56 MB | 2 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Gregorio Martin Bello](https://appshunter.io/developer/567988393) | [TOON,LLC](https://appshunter.io/developer/633948723) |

## What reviewers say

### EMF Field Detector RF Scanner

[App page](https://appshunter.io/ios/app/emf-field-detector-rf-scanner/id836603095)

Detect electromagnetic fields (EMF) using your device's sensors. Get alerted to high magnetic fields and potential radiation sources in your home. Useful for identifying hidden emitters and understanding your environment.

**Highlights:** Detects electromagnetic fields (EMF), Warns of high magnetic fields with beeps, Measures magnetic force on three axes, Records readings with time and date stamps, Stores up to 100 records, Sends measurements via email

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pack | $4.99 | one-time |
| Special Offer | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate readings
- 💡 Useful for detecting EMF
- 🔍 Helps identify problem areas
- 📊 Provides clear data and insights

**What reviewers complain about**

- 🐛 Occasional glitches or inconsistent readings
- 🔋 Concerns about phone's own EMF emissions
- 💰 Premium version required for full functionality

**Reported bugs**

- App freezes or stops working after updates
- Readings not always accurate or reliable

**Requested features**

- Ability to export data
- More detailed explanations and guidance
- Compatibility with other EMF measurement devices


### Mosquitone Detector

[App page](https://appshunter.io/ios/app/mosquitone-detector/id1289567807)

This sound measurement app detects high-frequency and ultrasonic noises that are inaudible to humans. It helps identify potentially harmful noise sources, especially those used to deter pests or young people. The app offers modes to detect and pinpoint the direction of these sounds.

**Highlights:** High frequency and ultrasonic sound detection, Peak frequency display, Sound source direction search (360 degrees), Selectable frequency bands (8-16 kHz, 16-23 kHz), Adjustable gain ranges, Measurement screen rotation

**In-app purchases:** none


## Frequently asked questions

### Is EMF Field Detector RF Scanner free?

EMF Field Detector RF Scanner costs $4.99, and also offers in-app purchases.

### Is Mosquitone Detector free?

Mosquitone Detector costs $7.99, with no in-app purchases.

### Which has better reviews, EMF Field Detector RF Scanner or Mosquitone Detector?

EMF Field Detector RF Scanner is rated higher. EMF Field Detector RF Scanner averages 4.5 out of 5 from 5.5K ratings, while Mosquitone Detector averages 2.1 from 13 ratings.

### Do EMF Field Detector RF Scanner or Mosquitone Detector have ads?

EMF Field Detector RF Scanner shows ads; Mosquitone Detector does not.

### Which is updated more often, EMF Field Detector RF Scanner or Mosquitone Detector?

EMF Field Detector RF Scanner ships an update every 3 weeks, and Mosquitone Detector every 9 months. Most recently, EMF Field Detector RF Scanner was updated on October 28, 2026 and Mosquitone Detector on October 26, 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.*