# Vibrometer vs Billiards 8

The clearest difference is price: Billiards 8 at Free against Vibrometer's $0.99. Billiards 8 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). Vibrometer's advantage is update cadence (every 21 months vs every 74 months). On ads and in-app purchases there is nothing between them.

Billiards 8 is free to download; Vibrometer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Vibrometer ships an update every 21 months, Billiards 8 every 74 months. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Vibrometer | Billiards 8 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/vibrometer/id353867884/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 21 months** | Every 74 months |
| Monetization | Paid | — |
| Size | 6 MB | 2 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Adrian Minca](https://appshunter.io/developer/1224651577) |

## What reviewers say

### Vibrometer

[App page](https://appshunter.io/ios/app/vibrometer/id353867884)

This game challenges players to remain as motionless as possible to win. It also functions as a tool to measure and record real-time vibrations, calculating energy consumed and acceleration data.

**Highlights:** Real-time vibration measurement, Energy consumption counter, Vibration recording, Multiplayer stillness challenges, Acceleration data charting, Save and email acceleration diagrams

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

**In-app purchases:** none


### Billiards 8

[App page](https://appshunter.io/ios/app/billiards-8/id1339117549)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vibrometer free?

Vibrometer costs $0.99, with no in-app purchases.

### Is Billiards 8 free?

Billiards 8 is free to download, with no in-app purchases.

### Do Vibrometer or Billiards 8 have ads?

Neither Vibrometer nor Billiards 8 shows ads.

### Which is updated more often, Vibrometer or Billiards 8?

Vibrometer ships an update every 21 months, and Billiards 8 every 74 months. Most recently, Vibrometer was updated on October 9, 2026 and Billiards 8 on October 17, 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.*