# Accelerometer vs Vibration Meter, seismograph

The clearest difference is rating: Vibration Meter, seismograph at 4.7 against Accelerometer's 4.0. Vibration Meter, seismograph also leads on ratings volume (717 vs 1) and iOS requirement (12.0 vs 17.6). Accelerometer's advantage is review sentiment (54% vs 42%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Accelerometer sells 1 one-off in-app purchase 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 4.0. That said, the two scores are not equally well evidenced: Vibration Meter, seismograph has 717 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 54% of Accelerometer'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.

Accelerometer ships an update every 5 months, Vibration Meter, seismograph every 7 months. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Accelerometer | Vibration Meter, seismograph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/accelerometer-g-force-meter/id499629589/reviews) | **[4.7 (717 ratings)](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201/reviews)** |
| Number of ratings | 1 | **717** |
| Positive reviews | **53.7% of reviews** | 41.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 18 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jan Halozan](https://appshunter.io/developer/482137824) | [ExaMobile S.A.](https://appshunter.io/developer/506014841) |

## What reviewers say

### Accelerometer

[App page](https://appshunter.io/ios/app/accelerometer-g-force-meter/id499629589)

Transform your device into a precise 3-axis accelerometer. Monitor live acceleration and G-force readings, record motion data, and export it in various formats for detailed analysis. Ideal for experiments, testing, and engineering.

**Highlights:** Realtime X/Y/Z acceleration, G-force measurement, Record motion sessions, CSV/JSON/XML export, Adjustable sample rate, Max/Min tracking

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Accelerometer Pro | $1.99 | one-time |


### 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 Accelerometer free?

Accelerometer is free to download, with in-app purchases available.

### Is Vibration Meter, seismograph free?

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

### Which has better reviews, Accelerometer or Vibration Meter, seismograph?

Vibration Meter, seismograph is rated higher. Accelerometer averages 4.0 out of 5 from 1 ratings, while Vibration Meter, seismograph averages 4.7 from 717 ratings.

### Do Accelerometer or Vibration Meter, seismograph have ads?

Neither Accelerometer nor Vibration Meter, seismograph shows ads.

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

Accelerometer ships an update every 5 months, and Vibration Meter, seismograph every 7 months. Most recently, Accelerometer was updated on October 15, 2026 and Vibration Meter, seismograph on October 14, 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.*