# Vibration meter vs Sismo Peru

The clearest difference is rating: Sismo Peru at 5.0 against Vibration meter's 4.4. Sismo Peru also leads on in-app purchases (none vs 2) and ads (none vs shown). Vibration meter's advantage is ratings volume (14 vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. Vibration meter sells 2 in-app purchases, starting at $0.99 per month. Sismo Peru asks for nothing beyond the download.

Sismo Peru holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Vibration meter has 14 ratings behind it against 1, so its average is the more settled of the two.

Vibration meter ships an update monthly, Sismo Peru every 3 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Vibration meter | Sismo Peru |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (14 ratings)](https://appshunter.io/ios/app/vibration-meter-seismometer/id1373632255/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sismo-peru/id6503674828/reviews)** |
| Number of ratings | **14** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 51 MB | 43 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MYSTIC MOBILE APPS LLC](https://appshunter.io/developer/1481942662) | [Xiamen Degal Technology Co.,Ltd.](https://appshunter.io/developer/1087200339) |

## What reviewers say

### Vibration meter

[App page](https://appshunter.io/ios/app/vibration-meter-seismometer/id1373632255)

Measure the strength of vibrations, tremors, and earthquakes using your phone's built-in seismograph. Visualize seismic movements on graphs, receive real-time Mercalli scale readings, and get instant alerts for seismic shocks. Data can be saved and shared for analysis.

**Highlights:** High-accuracy seismometer, Seismic wave detection, Detailed graphical analysis, Real-time Mercalli scale readings, Instant alerts for seismic shocks, Effortless data autosave, Apple Watch compatibility

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Vibration meter+ | $0.99 | per month |
| Annual Vibration meter+ | $5.99 | per year |


### Sismo Peru

[App page](https://appshunter.io/ios/app/sismo-peru/id6503674828)

This app provides comprehensive early warning services for earthquakes, including playback of seismic events and other safety features. It aims to minimize disaster losses and protect lives and property.

**Highlights:** Earthquake early warning system, Seismic event playback, Disaster loss minimization, Protection of life and property, Comprehensive safety features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vibration meter free?

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

### Is Sismo Peru free?

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

### Which has better reviews, Vibration meter or Sismo Peru?

Sismo Peru is rated higher. Vibration meter averages 4.4 out of 5 from 14 ratings, while Sismo Peru averages 5.0 from 1 ratings.

### Do Vibration meter or Sismo Peru have ads?

Vibration meter shows ads; Sismo Peru does not.

### Which is updated more often, Vibration meter or Sismo Peru?

Vibration meter ships an update monthly, and Sismo Peru every 3 weeks. Most recently, Vibration meter was updated on October 29, 2026 and Sismo Peru 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.*