# Vibration meter vs Logity

The clearest difference is rating: Vibration meter at 4.4 against Logity's 2.3. Vibration meter also leads on update cadence (monthly vs every 13 months) and review sentiment (33% vs 8%). Logity's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

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

Vibration meter holds the better App Store score, 4.4 against 2.3. Both are backed by a comparable volume of ratings — 14 and 3 respectively. Written reviews point the same way: 33% of Vibration meter's written reviews are positive against 8% of Logity's.

Vibration meter ships an update monthly, Logity every 13 months. The most recent releases landed on September 22, 2026 and July 10, 2026 respectively.

## The numbers

| Metric | Vibration meter | Logity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (14 ratings)](https://appshunter.io/ios/app/vibration-meter-seismometer/id1373632255/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/logity/id1447495748/reviews) |
| Number of ratings | **14** | 3 |
| Positive reviews | **33.3% of reviews** | 7.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 51 MB | 54 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MYSTIC MOBILE APPS LLC](https://appshunter.io/developer/1481942662) | [Open Voice S A S](https://appshunter.io/developer/1447495747) |

## 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 |


### Logity

[App page](https://appshunter.io/ios/app/logity/id1447495748)

Control your home's internal telephone video and access systems remotely. Manage entry to your residence from any location worldwide with this comprehensive system.

**Highlights:** Remote access control, Internal telephone video management, Residential control system, Worldwide access, Real-time monitoring

**In-app purchases:** none


## Frequently asked questions

### Is Vibration meter free?

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

### Is Logity free?

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

### Which has better reviews, Vibration meter or Logity?

Vibration meter is rated higher. Vibration meter averages 4.4 out of 5 from 14 ratings, while Logity averages 2.3 from 3 ratings.

### Do Vibration meter or Logity have ads?

Vibration meter shows ads; Logity does not.

### Which is updated more often, Vibration meter or Logity?

Vibration meter ships an update monthly, and Logity every 13 months. Most recently, Vibration meter was updated on September 22, 2026 and Logity on July 10, 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.*