# Microphone vs EMF Detector

The clearest difference is rating: EMF Detector at 4.6 against Microphone's 4.2. EMF Detector also leads on review sentiment (60% vs 29%). Microphone's advantage is update cadence (every 11 days vs every 2 months) and iOS requirement (15.3 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Microphone sells 7 in-app purchases, starting at $4.99 per 7 days and EMF Detector sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

EMF Detector holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 107 and 108 respectively. Written reviews point the same way: 29% of Microphone's written reviews are positive against 60% of EMF Detector's.

Microphone ships an update every 11 days, EMF Detector every 2 months. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Microphone | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (107 ratings)](https://appshunter.io/ios/app/microphone-megi/id6743944518/reviews) | **[4.6 (108 ratings)](https://appshunter.io/ios/app/emf-detector-gauss-meter/id6747639722/reviews)** |
| Number of ratings | 107 | **108** |
| Positive reviews | 29.0% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 61 MB | 191 MB |
| Requires iOS | **15.3** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Jan Augustyniak](https://appshunter.io/developer/1739379260) | [Neuralful Ai ltd](https://appshunter.io/developer/1707749156) |

## What reviewers say

### Microphone

[App page](https://appshunter.io/ios/app/microphone-megi/id6743944518)

Transform your phone into a powerful voice amplifier and PA system. Speak into your device and project your voice instantly through connected speakers, ideal for presentations, events, or classrooms. No extra equipment needed, just your phone and a speaker.

**Highlights:** Voice amplification, Live microphone, PA system, Connects to speakers, Portable voice amplifier, Real-time projection

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $4.99 | per 7 days |
| Pro | $7.99 | per 7 days |
| Pro | $9.99 | per month |
| Pro | $19.99 | per year |
| Pro | $39.99 | per year |
| Pro | $29.99 | one-time |
| Pro | $49.99 | one-time |


### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-gauss-meter/id6747639722)

Transform your iPhone into an EMF detector and gauss meter. Measure magnetic fields in real-time, with options for ghost hunting, metal detection, and stud finding. Export your session logs for detailed analysis.

**Highlights:** Live EMF detection with peak hold, Switchable units (µT, mG, Gauss), Zero/calibrate function, Ghost hunt mode with audio/haptics, Metal and stud finder, Session logging with CSV/PDF export

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week | $3.99 | per 7 days |
| yearlypro | $14.99 | per year |
| emfmeter | $29.99 | one-time |


## Frequently asked questions

### Is Microphone free?

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

### Is EMF Detector free?

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

### Which has better reviews, Microphone or EMF Detector?

EMF Detector is rated higher. Microphone averages 4.2 out of 5 from 107 ratings, while EMF Detector averages 4.6 from 108 ratings.

### Do Microphone or EMF Detector have ads?

Both Microphone and EMF Detector show ads.

### Which is updated more often, Microphone or EMF Detector?

Microphone ships an update every 11 days, and EMF Detector every 2 months. Most recently, Microphone was updated on November 4, 2026 and EMF Detector on November 6, 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.*