# RevHeadz Engine Sounds vs Billionaire Somewhere

The clearest difference is iOS requirement: RevHeadz Engine Sounds at 12.0 against Billionaire Somewhere's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. RevHeadz Engine Sounds sells 10 one-off in-app purchases and Billionaire Somewhere sells 2 in-app purchases, starting at $12.99 per year. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | RevHeadz Engine Sounds | Billionaire Somewhere |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1.4K ratings)](https://appshunter.io/ios/app/revheadz-engine-sounds/id793064343/reviews)** | — |
| Number of ratings | **1.4K** | — |
| Positive reviews | 68.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 201 MB | 56 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [D.S LONG & SOUNDWAVE CONCEPTS PTY. LTD. & C.G WISE](https://appshunter.io/developer/793064346) | [Sergii Bilak](https://appshunter.io/developer/1656445812) |

## What reviewers say

### RevHeadz Engine Sounds

[App page](https://appshunter.io/ios/app/revheadz-engine-sounds/id793064343)

Experience realistic car and motorcycle engine sounds with interactive controls for gears, brakes, and acceleration. Connect to sound systems for an immersive audio experience. Supports OBD2 connectivity for real-time driving simulation.

**Highlights:** Realistic engine sound simulation, Interactive gear, brake, and accelerator controls, OBD2 connectivity for real-time driving, Vast library of car and bike engines, Connect to external sound systems, Detailed mechanical parameter simulation

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Historic Grand Prix Pack | $0.99 | one-time |
| Race Car Pack | $0.99 | one-time |
| Super Car Pack | $0.99 | one-time |
| Street Tuner Pack | $0.99 | one-time |
| Street Bike Pack | $0.99 | one-time |
| Off Road Pack | $0.99 | one-time |
| V8 Thunder Pack | $0.99 | one-time |
| Modern Grand Prix Pack | $0.99 | one-time |
| Import Pack | $0.99 | one-time |
| Classic American Muscle Pack | $0.99 | one-time |

**What reviewers like**

- 🚀 Great game
- 👍 Awesome sounds
- 👍 Realistic engine sounds
- 👍 Fun to use
- 👍 Satisfying experience

**What reviewers complain about**

- 💰 Paid packs required for more content
- 🐛 Connectivity issues with OBD2 adapters
- 🐛 Occasional crashes or bugs
- 🔋 High battery consumption

**Reported bugs**

- Inconsistent RPM/speed detection
- Delayed or unresponsive engine sounds
- Compatibility issues on certain devices
- Startup/shutdown sound not working in OBD2 mode

**Requested features**

- Add more free car sounds
- Include diesel engine sounds
- Implement turbo/supercharger sounds
- Add more JDM and classic car sounds
- Introduce a clutch/manual gearbox feature


### Billionaire Somewhere

[App page](https://appshunter.io/ios/app/billionaire-somewhere/id6781621149)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Billionaire Pro | $12.99 | per year |
| Billionaire Pro Max | $29.99 | per year |


## Frequently asked questions

### Is RevHeadz Engine Sounds free?

RevHeadz Engine Sounds is free to download, with in-app purchases available.

### Is Billionaire Somewhere free?

Billionaire Somewhere is free to download, with in-app purchases available.

### Do RevHeadz Engine Sounds or Billionaire Somewhere have ads?

Both RevHeadz Engine Sounds and Billionaire Somewhere show ads.

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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.*