# Electromagnetic EMF Detector vs Vibration Meter, seismograph

The clearest difference is price: Vibration Meter, seismograph at Free against Electromagnetic EMF Detector's $1.99. Vibration Meter, seismograph also leads on rating (4.7 vs 4.4) and ratings volume (729 vs 212). Electromagnetic EMF Detector's advantage is review sentiment (79% vs 42%) and update cadence (every 5 weeks vs every 7 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

Vibration Meter, seismograph is free to download; Electromagnetic EMF Detector costs $1.99 up front. Electromagnetic EMF Detector sells 2 one-off in-app purchases and Vibration Meter, seismograph sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Vibration Meter, seismograph holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 212 and 729 respectively. Written reviews complicate that: 79% of Electromagnetic EMF Detector's written reviews are positive against 42% of Vibration Meter, seismograph's, so the app with the better star average is not the one people write more warmly about.

Electromagnetic EMF Detector ships an update every 5 weeks, Vibration Meter, seismograph every 7 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Electromagnetic EMF Detector | Vibration Meter, seismograph |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.4 (212 ratings)](https://appshunter.io/ios/app/electromagnetic-emf-detector/id1031336728/reviews) | **[4.7 (729 ratings)](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201/reviews)** |
| Number of ratings | 212 | **729** |
| Positive reviews | **79.4% of reviews** | 41.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 61 MB | 18 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jose Bello](https://appshunter.io/developer/1013437387) | [ExaMobile S.A.](https://appshunter.io/developer/506014841) |

## What reviewers say

### Electromagnetic EMF Detector

[App page](https://appshunter.io/ios/app/electromagnetic-emf-detector/id1031336728)

This app simulates detecting electromagnetic fields and electrosmog using your device's compass. It identifies ferromagnetic metals and can alert you to potential sources of radio-frequency EMF from common household appliances. While intended for entertainment, it records measurements with timestamps and offers a guide to radio-frequency guidelines.

**Highlights:** Simulates EMF and electrosmog detection, Detects ferromagnetic metals, Warning beep near emissions, Records measurements with timestamps, Table guide for radio-frequency guidelines, Detects magnetic force on three axes

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EMF Waves and time unlimited | $0.99 | one-time |
| Remove Top Banner | $0.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate readings
- 💡 Helpful for learning about EMF
- 🔍 Convenient tool for detecting EMF levels
- 🔋 Works well, no battery issues

**What reviewers complain about**

- 🐛 Inconsistent readings
- 🔍 Limited measurement range
- 💰 Paywall issues, additional charges
- 🤔 Unclear instructions and data interpretation

**Reported bugs**

- App freezes or crashes
- Incorrect or unreliable EMF readings

**Requested features**

- Add more detailed information and analysis
- Improve accuracy and measurement range
- Provide better instructions and guidance
- Integrate with other EMF monitoring tools


### Vibration Meter, seismograph

[App page](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201)

This application uses your phone's accelerometer to measure and record vibrations from various sources, including earthquakes and everyday objects. It displays ground motion on a graph and uses an instrumental intensity scale for analysis. You can also monitor and share your measurement results.

**Highlights:** Measures vibration strength, Detects seismic waves, Uses accelerometer for analysis, Displays ground motion graph, Utilizes instrumental intensity scale, Monitors and shares results

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


## Frequently asked questions

### Is Electromagnetic EMF Detector free?

Electromagnetic EMF Detector costs $1.99, and also offers in-app purchases.

### Is Vibration Meter, seismograph free?

Vibration Meter, seismograph is free to download, with in-app purchases available.

### Which has better reviews, Electromagnetic EMF Detector or Vibration Meter, seismograph?

Vibration Meter, seismograph is rated higher. Electromagnetic EMF Detector averages 4.4 out of 5 from 212 ratings, while Vibration Meter, seismograph averages 4.7 from 729 ratings.

### Do Electromagnetic EMF Detector or Vibration Meter, seismograph have ads?

Neither Electromagnetic EMF Detector nor Vibration Meter, seismograph shows ads.

### Which is updated more often, Electromagnetic EMF Detector or Vibration Meter, seismograph?

Electromagnetic EMF Detector ships an update every 5 weeks, and Vibration Meter, seismograph every 7 months. Most recently, Electromagnetic EMF Detector was updated on October 22, 2026 and Vibration Meter, seismograph on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*