# EMF Meter Scanner Detector vs Dev Star

The clearest difference is in-app purchases: Dev Star at none against EMF Meter Scanner Detector's 2. Dev Star also leads on update cadence (every 3 days vs monthly) and price ($1.99 vs $4.99). EMF Meter Scanner Detector's advantage is iOS requirement (12.1 vs 15.0). On ads and device support there is nothing between them.

EMF Meter Scanner Detector costs $4.99 and Dev Star $1.99 up front. EMF Meter Scanner Detector sells 2 one-off in-app purchases. Dev Star asks for nothing beyond the download.

EMF Meter Scanner Detector ships an update monthly, Dev Star every 3 days. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | EMF Meter Scanner Detector | Dev Star |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | **[4.8 (526 ratings)](https://appshunter.io/ios/app/emf-meter-scanner-detector/id1565532516/reviews)** | — |
| Number of ratings | **526** | — |
| Positive reviews | 86.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 79 MB | 52 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Gregorio Martin Bello](https://appshunter.io/developer/567988393) | [Hotsource ESD](https://appshunter.io/developer/365499603) |

## What reviewers say

### EMF Meter Scanner Detector

[App page](https://appshunter.io/ios/app/emf-meter-scanner-detector/id1565532516)

Measure electromagnetic field (EMF) levels around you to assess potential environmental risks. This tool helps you identify high-exposure areas and provides data for informed decisions about your surroundings. It offers automatic saving, value averaging, and data sharing capabilities without requiring specialized hardware.

**Highlights:** Measure EMF levels, Identify risk zones, Automatic value saving, Average measurement values, Share data in CSV format, Informative EMF content

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.99 | one-time |
| Unlock all Features | $2.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate readings
- 💡 Helpful for detecting EMF sources
- 🔍 Useful for paranormal investigations
- ⭐ Great app overall

**What reviewers complain about**

- 🐛 Occasional inaccurate readings
- 🔍 Limited functionality for advanced users
- 💰 Paid version required for full features

**Reported bugs**

- App crashes on older devices
- Paid version not working as expected

**Requested features**

- More detailed EMF data and analysis
- Compatibility with external EMF meters
- Customizable alert thresholds


### Dev Star

[App page](https://appshunter.io/ios/app/dev-star-dev-network-tools/id6469692746)

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

**In-app purchases:** none


## Frequently asked questions

### Is EMF Meter Scanner Detector free?

EMF Meter Scanner Detector costs $4.99, and also offers in-app purchases.

### Is Dev Star free?

Dev Star costs $1.99, with no in-app purchases.

### Do EMF Meter Scanner Detector or Dev Star have ads?

Neither EMF Meter Scanner Detector nor Dev Star shows ads.

### Which is updated more often, EMF Meter Scanner Detector or Dev Star?

EMF Meter Scanner Detector ships an update monthly, and Dev Star every 3 days. Most recently, EMF Meter Scanner Detector was updated on October 20, 2026 and Dev Star on October 4, 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.*