# EMF Detector vs PowUp

The clearest difference is in-app purchases: PowUp at none against EMF Detector's 3. PowUp also leads on update cadence (daily vs every 2 weeks). EMF Detector's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. EMF Detector sells 2 in-app purchases, starting at $4.99 per month. PowUp asks for nothing beyond the download.

EMF Detector ships an update every 2 weeks, PowUp daily. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | EMF Detector | PowUp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (338 ratings)](https://appshunter.io/ios/app/emf-detector-radiation-reader/id6572300713/reviews)** | — |
| Number of ratings | **338** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 31 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [新雨 李](https://appshunter.io/developer/1559932632) | [ARLUX](https://appshunter.io/developer/6788399463) |

## What reviewers say

### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-radiation-reader/id6572300713)

Transform your iPhone into an EMF detector to monitor electromagnetic fields. Identify radiation levels in various environments to assess safety at home, work, or in public spaces. Gain insights to make informed decisions about your surroundings.

**Highlights:** EMF monitoring, Electromagnetic field detection, Radiation level measurement, Environmental safety assessment, Real-time EMF readings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlimited features | $4.99 | per month |
| unlimited features | $14.99 | one-time |


### PowUp

[App page](https://appshunter.io/ios/app/powup/id6788399461)

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

**In-app purchases:** none


## Frequently asked questions

### Is EMF Detector free?

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

### Is PowUp free?

PowUp is free to download, with no in-app purchases.

### Do EMF Detector or PowUp have ads?

Neither EMF Detector nor PowUp shows ads.

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

EMF Detector ships an update every 2 weeks, and PowUp daily. Most recently, EMF Detector was updated on October 22, 2026 and PowUp on October 16, 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.*