# Pro vs Vibration meter

The clearest difference is rating: Vibration meter at 4.4 against Pro's 1.8. Vibration meter also leads on update cadence (monthly vs every 3 months) and ratings volume (14 vs 4). Pro's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price 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. Pro asks for nothing beyond the download.

Vibration meter holds the better App Store score, 4.4 against 1.8. Both are backed by a comparable volume of ratings — 4 and 14 respectively.

Pro ships an update every 3 months, Vibration meter monthly. The most recent releases landed on October 9, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Pro | Vibration meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (4 ratings)](https://appshunter.io/ios/app/pro-3000/id1313689660/reviews) | **[4.4 (14 ratings)](https://appshunter.io/ios/app/vibration-meter-seismometer/id1373632255/reviews)** |
| Number of ratings | 4 | **14** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 51 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [TECOM CO., LTD.](https://appshunter.io/developer/490537952) | [MYSTIC MOBILE APPS LLC](https://appshunter.io/developer/1481942662) |

## What reviewers say

### Pro

[App page](https://appshunter.io/ios/app/pro-3000/id1313689660)

This portable diagnostic instrument integrates vibration measurement, analysis, and diagnosis for mechanical and electrical equipment. It offers plug-and-play convenience with IoT and sensor technology, reducing maintenance time and effort for factories.

**Highlights:** Mobile operation and maintenance, IoT and sensor technology integration, Plug and Play convenience, Simultaneous connection of 4 vibration gauges, Integrated vibration measurement, analysis, and diagnosis, Reduced maintenance time

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Pro free?

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

### Is Vibration meter free?

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

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

Vibration meter is rated higher. Pro averages 1.8 out of 5 from 4 ratings, while Vibration meter averages 4.4 from 14 ratings.

### Do Pro or Vibration meter have ads?

Vibration meter shows ads; Pro does not.

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

Pro ships an update every 3 months, and Vibration meter monthly. Most recently, Pro was updated on October 9, 2026 and Vibration meter on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*