# Vibration Meter, seismograph vs SECA

The clearest difference is rating: Vibration Meter, seismograph at 4.7 against SECA's 2.0. Vibration Meter, seismograph also leads on ratings volume (717 vs 4) and review sentiment (42% vs 25%). SECA's advantage is in-app purchases (none vs 1) and update cadence (monthly 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. SECA asks for nothing beyond the download.

Vibration Meter, seismograph holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Vibration Meter, seismograph has 717 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 42% of Vibration Meter, seismograph's written reviews are positive against 25% of SECA's.

Vibration Meter, seismograph ships an update every 7 months, SECA monthly. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Vibration Meter, seismograph | SECA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (717 ratings)](https://appshunter.io/ios/app/vibration-meter-seismograph/id1137580201/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/seca/id6502897162/reviews) |
| Number of ratings | **717** | 4 |
| Positive reviews | **41.7% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 18 MB | 86 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ExaMobile S.A.](https://appshunter.io/developer/506014841) | [上海铭控传感技术有限公司](https://appshunter.io/developer/1687248200) |

## 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 |


### SECA

[App page](https://appshunter.io/ios/app/seca/id6502897162)

This utility app allows users to switch sensor units and display units, export data to Excel, and load real-time data curves. It also enables reading data and modifying configuration parameters in real time.

**Highlights:** Switch sensor units, Export data to Excel, Switch display units, Load real-time data curves, Modify configuration parameters

**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 SECA free?

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

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

Vibration Meter, seismograph is rated higher. Vibration Meter, seismograph averages 4.7 out of 5 from 717 ratings, while SECA averages 2.0 from 4 ratings.

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

Neither Vibration Meter, seismograph nor SECA shows ads.

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

Vibration Meter, seismograph ships an update every 7 months, and SECA monthly. Most recently, Vibration Meter, seismograph was updated on October 18, 2026 and SECA on October 8, 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.*