# Magnetometer vs ZenoWell

The clearest difference is price: ZenoWell at Free against Magnetometer's $1.99. ZenoWell also leads on ratings volume (4 vs 1). Magnetometer's advantage is iOS requirement (13.0 vs 16.0). On rating, update cadence, ads and in-app purchases there is nothing between them.

ZenoWell is free to download; Magnetometer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Magnetometer against 5.0 for ZenoWell. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Magnetometer ships an update weekly, ZenoWell fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Magnetometer | ZenoWell |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/magnetometer-emf-detector/id6752918170/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/zenowell/id6754009491/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Paid | **Free** |
| Size | 23 MB | 146 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SootheTrail Solutions LLC](https://appshunter.io/developer/1815309839) | [ZENOLABS PTE. LTD.](https://appshunter.io/developer/6776498132) |

## What reviewers say

### Magnetometer

[App page](https://appshunter.io/ios/app/magnetometer-emf-detector/id6752918170)

Transform your device into a precise electromagnetic field detector. Ideal for electrical safety checks, scientific exploration, and environmental monitoring with real-time readings and historical data.

**Highlights:** Real-time EMF detection, Historical trend charts, Customizable alerts, Data export, Multiple units support, Adjustable sampling rates

**In-app purchases:** none


### ZenoWell

[App page](https://appshunter.io/ios/app/zenowell/id6754009491)

This wellness app focuses on vagus nerve stimulation to improve sleep, relaxation, meditation, and overall well-being. It integrates with health data to provide clearer trends and offers guided breathing exercises. The app is designed for general fitness and self-management, not medical purposes.

**Highlights:** Vagus nerve stimulation for well-being, Guided breathing exercises, Sleep, relaxation, and meditation modes, Headache relief mode, Health data integration (HR, HRV, Sleep Score), Focus and digestion enhancement modes

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

**In-app purchases:** none


## Frequently asked questions

### Is Magnetometer free?

Magnetometer costs $1.99, with no in-app purchases.

### Is ZenoWell free?

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

### Which has better reviews, Magnetometer or ZenoWell?

Magnetometer and ZenoWell are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Magnetometer or ZenoWell have ads?

Neither Magnetometer nor ZenoWell shows ads.

### Which is updated more often, Magnetometer or ZenoWell?

Magnetometer ships an update weekly, and ZenoWell fortnightly. Most recently, Magnetometer was updated on October 24, 2026 and ZenoWell on October 24, 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.*