# Meter vs EMFMeter

The clearest difference is review sentiment: Meter at 100% against EMFMeter's 60%. Meter also leads on in-app purchases (none vs 3) and ads (none vs shown). EMFMeter's advantage is ratings volume (98 vs 5) and iOS requirement (15.6 vs 18.2). On price 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. Meter asks for nothing beyond the download.

Meter 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 5, so its average is the more settled of the two. Written reviews point the same way: 100% of Meter's written reviews are positive against 60% of EMFMeter's.

Meter ships an update every 3 days, EMFMeter every 2 months. The most recent releases landed on July 4, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Meter | EMFMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/meter-sensor-dashboard/id6747471828/reviews)** | [4.7 (98 ratings)](https://appshunter.io/ios/app/emfmeter-radiation-reader/id6747639722/reviews) |
| Number of ratings | 5 | **98** |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 187 MB |
| Requires iOS | 18.2 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiajun Zhang](https://appshunter.io/developer/1819165423) | [Neuralful Ai ltd](https://appshunter.io/developer/1707749156) |

## What reviewers say

### Meter

[App page](https://appshunter.io/ios/app/meter-sensor-dashboard/id6747471828)

This utility app turns your iPhone into a comprehensive measurement toolkit. It provides access to various device sensors for real-time data on altitude, speed, pressure, motion, magnetic fields, location, sound levels, and leveling. Enjoy a clean interface with no ads or subscriptions.

**Highlights:** Complete sensor suite, Real-time measurements, High accuracy and precision, Modern card-based interface, Dark mode support, Privacy-focused local data processing

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Meter free?

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

### Is EMFMeter free?

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

### Which has better reviews, Meter or EMFMeter?

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

### Do Meter or EMFMeter have ads?

EMFMeter shows ads; Meter does not.

### Which is updated more often, Meter or EMFMeter?

Meter ships an update every 3 days, and EMFMeter every 2 months. Most recently, Meter was updated on July 4, 2026 and EMFMeter on September 21, 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.*