# RevHeadz Engine Sounds vs Engine Simulator 3D

The clearest difference is in-app purchases: Engine Simulator 3D at none against RevHeadz Engine Sounds's 10. Engine Simulator 3D also leads on rating (4.8 vs 4.3) and update cadence (daily vs every 3 months). RevHeadz Engine Sounds's advantage is ratings volume (1.4K vs 33) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. RevHeadz Engine Sounds sells 10 one-off in-app purchases. Engine Simulator 3D asks for nothing beyond the download.

Engine Simulator 3D holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: RevHeadz Engine Sounds has 1.4K ratings behind it against 33, so its average is the more settled of the two. Written reviews point the same way: 69% of RevHeadz Engine Sounds's written reviews are positive against 84% of Engine Simulator 3D's.

RevHeadz Engine Sounds ships an update every 3 months, Engine Simulator 3D daily. Both last shipped on October 23, 2026.

## The numbers

| Metric | RevHeadz Engine Sounds | Engine Simulator 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (1.4K ratings)](https://appshunter.io/ios/app/revheadz-engine-sounds/id793064343/reviews) | **[4.8 (33 ratings)](https://appshunter.io/ios/app/engine-simulator-3d/id6814764131/reviews)** |
| Number of ratings | **1.4K** | 33 |
| Positive reviews | 68.7% of reviews | **83.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 201 MB | 12 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [D.S LONG & SOUNDWAVE CONCEPTS PTY. LTD. & C.G WISE](https://appshunter.io/developer/793064346) | [Groundcode](https://appshunter.io/developer/1835580242) |

## 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


### Engine Simulator 3D

[App page](https://appshunter.io/ios/app/engine-simulator-3d/id6814764131)

Explore and interact with six detailed 3D engine models, from inline-4 to V12. Experience realistic engine sounds generated in real-time and test different gearboxes, exhaust settings, and tuning options.

**Highlights:** Six detailed 3D engine models, Real-time audio generation, Multiple gearbox options, Customizable exhaust and tuning, Interactive engine inspection, Multi-language interface

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

**In-app purchases:** none


## Frequently asked questions

### Is RevHeadz Engine Sounds free?

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

### Is Engine Simulator 3D free?

Engine Simulator 3D is free to download, with no in-app purchases.

### Which has better reviews, RevHeadz Engine Sounds or Engine Simulator 3D?

Engine Simulator 3D is rated higher. RevHeadz Engine Sounds averages 4.3 out of 5 from 1.4K ratings, while Engine Simulator 3D averages 4.8 from 33 ratings.

### Do RevHeadz Engine Sounds or Engine Simulator 3D have ads?

Both RevHeadz Engine Sounds and Engine Simulator 3D show ads.

### Which is updated more often, RevHeadz Engine Sounds or Engine Simulator 3D?

RevHeadz Engine Sounds ships an update every 3 months, and Engine Simulator 3D daily. Most recently, RevHeadz Engine Sounds was updated on October 23, 2026 and Engine Simulator 3D on October 23, 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.*