# Vibration Meter, seismograph vs EMF Radiation Detector Reader

The clearest difference is ads: Vibration Meter, seismograph at none against EMF Radiation Detector Reader's shown. Vibration Meter, seismograph also leads on iOS requirement (12.0 vs 15.6). EMF Radiation Detector Reader's advantage is review sentiment (54% vs 42%) and ratings volume (5K vs 729). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Vibration Meter, seismograph sells 1 one-off in-app purchase and EMF Radiation Detector Reader sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Vibration Meter, seismograph holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: EMF Radiation Detector Reader has 5K ratings behind it against 729, so its average is the more settled of the two. Written reviews complicate that: 42% of Vibration Meter, seismograph's written reviews are positive against 54% of EMF Radiation Detector Reader's, so the app with the better star average is not the one people write more warmly about.

Vibration Meter, seismograph ships an update every 7 months, EMF Radiation Detector Reader every 6 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Vibration Meter, seismograph | EMF Radiation Detector Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (729 ratings)](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201/reviews)** | [4.5 (5K ratings)](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734/reviews) |
| Number of ratings | 729 | **5K** |
| Positive reviews | 41.7% of reviews | **53.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 18 MB | 20 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ExaMobile S.A.](https://appshunter.io/developer/506014841) | [Rounding Squares BV](https://appshunter.io/developer/976539506) |

## What reviewers say

### 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 |


### EMF Radiation Detector Reader

[App page](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734)

Detect electromagnetic fields (EMF) around you using your phone's sensors. Identify high-radiation zones in your home and workplace to better organize your environment and potentially improve well-being. Measure EMF emitted by various electronic devices and appliances.

**Highlights:** Detect EMF radiation, Measure EMF levels, Identify risk zones, Organize living space, Measure appliance emissions, No expensive equipment needed

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EMF Radiation Detector Premium Week | $1.99 | per 7 days |
| EMF Radiation Detector Premium Year | $9.99 | per year |

**What reviewers like**

- 👍 Works well around microwave
- 👍 Consistent results
- 👍 Useful tool for detecting EMF
- 👍 Legit EMF detection
- 👍 Helps find problem areas

**What reviewers complain about**

- 🐛 Ads cover reading numbers
- 🔍 Unclear how to interpret readings
- ⚠️ Questionable accuracy, only detects magnets
- 🔍 No explanation of safe/unsafe levels
- 🐛 Doesn't detect radio frequencies

**Reported bugs**

- Readings inconsistent or inaccurate
- Doesn't work as expected, only detects magnets

**Requested features**

- Add sound or vibration alerts for high EMF
- Provide more information on EMF levels and safety
- Improve layout to avoid ads covering readings


## Frequently asked questions

### Is Vibration Meter, seismograph free?

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

### Is EMF Radiation Detector Reader free?

EMF Radiation Detector Reader is free to download, with in-app purchases available.

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

Vibration Meter, seismograph is rated higher. Vibration Meter, seismograph averages 4.7 out of 5 from 729 ratings, while EMF Radiation Detector Reader averages 4.5 from 5K ratings.

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

EMF Radiation Detector Reader shows ads; Vibration Meter, seismograph does not.

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

Vibration Meter, seismograph ships an update every 7 months, and EMF Radiation Detector Reader every 6 months. Most recently, Vibration Meter, seismograph was updated on October 26, 2026 and EMF Radiation Detector Reader on October 27, 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.*