# Temperature Converter . vs EMF Detector

Temperature Converter . and EMF Detector both sit at 4.7 stars, but that hides the real split: 100% of Temperature Converter .'s written reviews are positive against 60% of EMF Detector's. Temperature Converter . also leads on ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Temperature Converter . sells 7 in-app purchases, starting at $3.99 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.

On the App Store both sit at effectively the same score — 4.7 for Temperature Converter . against 4.6 for EMF Detector. Both are backed by a comparable volume of ratings — 131 and 108 respectively. Written reviews are what separate them: 100% of Temperature Converter .'s written reviews are positive against 60% of EMF Detector's.

Temperature Converter . ships an update every 3 months, EMF Detector every 2 months. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Temperature Converter . | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (131 ratings)](https://appshunter.io/ios/app/temperature-converter/id6741423075/reviews)** | [4.6 (108 ratings)](https://appshunter.io/ios/app/emf-detector-gauss-meter/id6747639722/reviews) |
| Number of ratings | **131** | 108 |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 191 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Natalia Jakubczyk-Gajewska](https://appshunter.io/developer/1307515292) | [Neuralful Ai ltd](https://appshunter.io/developer/1707749156) |

## What reviewers say

### Temperature Converter .

[App page](https://appshunter.io/ios/app/temperature-converter/id6741423075)

Easily convert temperatures between Celsius and Fahrenheit with instant results. The app visually indicates the temperature using background color and offers adjustable precision. Home screen widgets provide quick access to conversions without any advertisements.

**Highlights:** Instant Celsius to Fahrenheit conversion, Visual temperature indicator via background color, Adjustable conversion precision, Home screen widgets, Ad-free experience

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Temperature Converter Premium | $3.99 | per 7 days |
| Temperature Converter Premium | $4.99 | per 7 days |
| Temperature Converter Premium | $6.99 | per month |
| Temperature Converter Premium | $9.99 | per year |
| Temperature Converter Premium | $14.99 | per 3 months |
| Temperature Converter Premium | $19.99 | per 6 months |
| Temperature Converter Premium | $29.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 👍 Handy and convenient
- 👍 Accurate conversions
- 👍 Great interface design
- 👍 Simple and does one thing well


### 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 Temperature Converter . free?

Temperature Converter . 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, Temperature Converter . or EMF Detector?

Temperature Converter . is rated higher. Temperature Converter . averages 4.7 out of 5 from 131 ratings, while EMF Detector averages 4.6 from 108 ratings.

### Do Temperature Converter . or EMF Detector have ads?

EMF Detector shows ads; Temperature Converter . does not.

### Which is updated more often, Temperature Converter . or EMF Detector?

Temperature Converter . ships an update every 3 months, and EMF Detector every 2 months. Most recently, Temperature Converter . 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.*