# Ruby Wireless Sensor vs Vibration Detector Sensor

The clearest difference is in-app purchases: Ruby Wireless Sensor at none against Vibration Detector Sensor's 3. Ruby Wireless Sensor also leads on ads (none vs shown) and iOS requirement (14.2 vs 17.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Vibration Detector Sensor sells 3 in-app purchases, starting at $1.49 per 7 days. Ruby Wireless Sensor asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 29, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Ruby Wireless Sensor | Vibration Detector Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ruby-wireless-sensor/id6473813823/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 76 MB | 16 MB |
| Requires iOS | **14.2** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Crystal Instruments Corporation](https://appshunter.io/developer/496441607) | [Asaru Labs LTD](https://appshunter.io/developer/1810982779) |

## What reviewers say

### Ruby Wireless Sensor

[App page](https://appshunter.io/ios/app/ruby-wireless-sensor/id6473813823)

Connect to a compact wireless sensor to monitor mechanical structures. View real-time vibration data and manage the device via Bluetooth.

**Highlights:** Connect via Bluetooth, Manage wireless sensors, View real-time vibration data, Monitor mechanical structures, Ultracompact device integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Vibration Detector Sensor

[App page](https://appshunter.io/ios/app/vibration-detector-sensor/id6760345242)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $1.49 | per 7 days |
| Premium Version | $3.99 | per month |
| Premium Version | $19.99 | per year |


## Frequently asked questions

### Is Ruby Wireless Sensor free?

Ruby Wireless Sensor is free to download, with no in-app purchases.

### Is Vibration Detector Sensor free?

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

### Do Ruby Wireless Sensor or Vibration Detector Sensor have ads?

Vibration Detector Sensor shows ads; Ruby Wireless Sensor does not.

### Which is updated more often, Ruby Wireless Sensor or Vibration Detector Sensor?

Ruby Wireless Sensor ships an update every 3 weeks, and Vibration Detector Sensor every 3 weeks. Most recently, Ruby Wireless Sensor was updated on September 29, 2026 and Vibration Detector Sensor on September 15, 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.*