# EMFMeter vs Possession Timer

The clearest difference is in-app purchases: Possession Timer at none against EMFMeter's 3. Possession Timer also leads on ads (none vs shown) and rating (5.0 vs 4.7). EMFMeter's advantage is ratings volume (98 vs 1) and iOS requirement (15.6 vs 18.6). On price, update cadence 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. Possession Timer asks for nothing beyond the download.

Possession Timer holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: EMFMeter has 98 ratings behind it against 1, so its average is the more settled of the two.

EMFMeter ships an update every 2 months, Possession Timer every 6 weeks. The most recent releases landed on September 30, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | EMFMeter | Possession Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (98 ratings)](https://appshunter.io/ios/app/emfmeter-radiation-reader/id6747639722/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/possession-timer/id6761694492/reviews)** |
| Number of ratings | **98** | 1 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 187 MB | 6 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Neuralful Ai ltd](https://appshunter.io/developer/1707749156) | [Kurt Tholking](https://appshunter.io/developer/1103794171) |

## 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 |


### Possession Timer

[App page](https://appshunter.io/ios/app/possession-timer/id6761694492)

This app helps you track possession time for various sports like football, basketball, and soccer. You can personalize it with team names and colors, and it supports both portrait and landscape orientations.

**Highlights:** Track possession time for multiple sports, Customize team names and colors, Supports portrait and landscape view, Easy-to-use interface

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

**In-app purchases:** none


## Frequently asked questions

### Is EMFMeter free?

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

### Is Possession Timer free?

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

### Which has better reviews, EMFMeter or Possession Timer?

Possession Timer is rated higher. EMFMeter averages 4.7 out of 5 from 98 ratings, while Possession Timer averages 5.0 from 1 ratings.

### Do EMFMeter or Possession Timer have ads?

EMFMeter shows ads; Possession Timer does not.

### Which is updated more often, EMFMeter or Possession Timer?

EMFMeter ships an update every 2 months, and Possession Timer every 6 weeks. Most recently, EMFMeter was updated on September 30, 2026 and Possession Timer on September 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.*