# Vibration Meter, seismograph vs EMF Analytics

The clearest difference is rating: Vibration Meter, seismograph at 4.7 against EMF Analytics's 4.0. Vibration Meter, seismograph also leads on ratings volume (717 vs 69). EMF Analytics's advantage is in-app purchases (none vs 1) and update cadence (every 2 days vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Vibration Meter, seismograph sells 1 one-off in-app purchase. EMF Analytics asks for nothing beyond the download.

Vibration Meter, seismograph holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Vibration Meter, seismograph has 717 ratings behind it against 69, 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 66% of EMF Analytics'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 Analytics every 2 days. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Vibration Meter, seismograph | EMF Analytics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (717 ratings)](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201/reviews)** | [4.0 (69 ratings)](https://appshunter.io/ios/app/emf-analytics/id1625551565/reviews) |
| Number of ratings | **717** | 69 |
| Positive reviews | 41.7% of reviews | **65.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 18 MB | 28 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ExaMobile S.A.](https://appshunter.io/developer/506014841) | [SPIRITSHACK LTD](https://appshunter.io/developer/1562729686) |

## 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 Analytics

[App page](https://appshunter.io/ios/app/emf-analytics/id1625551565)

Detect electromagnetic fields (EMF) with your device's sensor. View live and historical readings, switch measurement units, and utilize visual and auditory alerts. Includes a flashlight for investigations.

**Highlights:** Live EMF reading display, Timelapse graph of previous readings, Toggle between uT and mG units, Minimum and maximum reading display, Flashlight control, Colored LED strength indicator, Sound and vibration alerts

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

**In-app purchases:** none


## Frequently asked questions

### Is Vibration Meter, seismograph free?

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

### Is EMF Analytics free?

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

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

Vibration Meter, seismograph is rated higher. Vibration Meter, seismograph averages 4.7 out of 5 from 717 ratings, while EMF Analytics averages 4.0 from 69 ratings.

### Do Vibration Meter, seismograph or EMF Analytics have ads?

Neither Vibration Meter, seismograph nor EMF Analytics shows ads.

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

Vibration Meter, seismograph ships an update every 7 months, and EMF Analytics every 2 days. Most recently, Vibration Meter, seismograph was updated on October 18, 2026 and EMF Analytics on October 15, 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.*