# Seismometer+ vs Vibration Meter

The clearest difference is in-app purchases: Seismometer+ at none against Vibration Meter's 2. Seismometer+ also leads on iOS requirement (15.0 vs 17.0). Vibration Meter's advantage is 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 $4.99 per 7 days. Seismometer+ asks for nothing beyond the download.

## The numbers

| Metric | Seismometer+ | Vibration Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (82 ratings)](https://appshunter.io/ios/app/seismometer-plus/id6739265160/reviews)** | — |
| Number of ratings | **82** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 3 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [UniCom Technology](https://appshunter.io/developer/1270764210) | [Anton Ryskalev](https://appshunter.io/developer/1884862763) |

## What reviewers say

### Seismometer+

[App page](https://appshunter.io/ios/app/seismometer-plus/id6739265160)

Transform your device into a powerful seismometer to measure and visualize vibrations in real time. Track tremors, analyze surface stability, and explore the unseen movements around you with intuitive graphical displays. Perfect for science enthusiasts and the curious.

**Highlights:** Real-time X, Y, Z axis acceleration graphs, Cumulative vibration intensity analysis, Adjustable long-term data recording intervals, Dark mode display, Customizable graph update rates and sensitivity

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Vibration Meter

[App page](https://appshunter.io/ios/app/vibration-meter-emf-meter/id6760539858)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is Seismometer+ free?

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

### Is Vibration Meter free?

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

### Do Seismometer+ or Vibration Meter have ads?

Seismometer+ shows ads; Vibration Meter does not.

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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.*