# Vibrometer vs Rocky Hill

The clearest difference is price: Rocky Hill at Free against Vibrometer's $0.99. Rocky Hill also leads on rating (5.0 vs 3.0) and update cadence (every 4 months vs every 21 months). Vibrometer's advantage is ads (none vs shown). On ratings volume and in-app purchases there is nothing between them.

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

Rocky Hill holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Vibrometer ships an update every 21 months, Rocky Hill every 4 months. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Vibrometer | Rocky Hill |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/vibrometer/id353867884/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rocky-hill/id1469755706/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Every 4 months** |
| Monetization | Paid | **Ad-supported** |
| Size | 6 MB | 32 MB |
| Requires iOS | 18.0 | **12.2** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Mauricio Carrillo](https://appshunter.io/developer/856715493) |

## 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


### Rocky Hill

[App page](https://appshunter.io/ios/app/rocky-hill/id1469755706)

Explore a mysterious enchanted forest where friendly creatures turn treacherous and the path splits into dangerous, trap-filled trails. Navigate the dense woods, stay alert for danger, and find your way through the heart of the forest.

**Highlights:** Explore an enchanted forest, Encounter mysterious creatures, Navigate treacherous trails, Avoid hidden traps, Experience a dark journey

**In-app purchases:** none


## Frequently asked questions

### Is Vibrometer free?

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

### Is Rocky Hill free?

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

### Which has better reviews, Vibrometer or Rocky Hill?

Rocky Hill is rated higher. Vibrometer averages 3.0 out of 5 from 2 ratings, while Rocky Hill averages 5.0 from 2 ratings.

### Do Vibrometer or Rocky Hill have ads?

Rocky Hill shows ads; Vibrometer does not.

### Which is updated more often, Vibrometer or Rocky Hill?

Vibrometer ships an update every 21 months, and Rocky Hill every 4 months. Most recently, Vibrometer was updated on October 9, 2026 and Rocky Hill on October 24, 2026.

---

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