# EMFMeter vs XS Tools

The clearest difference is update cadence: XS Tools at every 2 days against EMFMeter's every 2 months. EMFMeter's advantage is iOS requirement (15.6 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. EMFMeter sells 3 in-app purchases, starting at $3.99 per 7 days and XS Tools sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

EMFMeter ships an update every 2 months, XS Tools every 2 days. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | EMFMeter | XS Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (98 ratings)](https://appshunter.io/ios/app/emfmeter-radiation-reader/id6747639722/reviews)** | — |
| Number of ratings | **98** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 187 MB | 4 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Neuralful Ai ltd](https://appshunter.io/developer/1707749156) | [SecureZone Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1869743203) |

## What reviewers say

### EMFMeter

[App page](https://appshunter.io/ios/app/emfmeter-radiation-reader/id6747639722)

This tool transforms your smartphone into a real-time electromagnetic field scanner. It visualizes EMF readings, detects studs and metal objects behind walls, and alerts you to high EMF levels. You can also track EMF source direction and export data for analysis.

**Highlights:** Real-time EMF detection, Electromagnetic field visualization, Built-in stud finder, High EMF alerts, EMF source direction tracking, CSV data export, Session logging

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week | $3.99 | per 7 days |
| yearlypro | $9.99 | per year |
| emfmeter | $19.99 | one-time |


### XS Tools

[App page](https://appshunter.io/ios/app/xs-tools/id6757976118)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is EMFMeter free?

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

### Is XS Tools free?

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

### Do EMFMeter or XS Tools have ads?

Both EMFMeter and XS Tools show ads.

### Which is updated more often, EMFMeter or XS Tools?

EMFMeter ships an update every 2 months, and XS Tools every 2 days. Most recently, EMFMeter was updated on October 12, 2026 and XS Tools on October 11, 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.*