# RevHeadz Engine Sounds vs Engine Sim

The clearest difference is update cadence: Engine Sim at every 3 days against RevHeadz Engine Sounds's every 3 months. Engine Sim also leads on rating (4.7 vs 4.3) and review sentiment (86% vs 69%). RevHeadz Engine Sounds's advantage is ratings volume (1.4K vs 73) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. RevHeadz Engine Sounds sells 10 one-off in-app purchases and Engine Sim sells 14 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Engine Sim holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: RevHeadz Engine Sounds has 1.4K ratings behind it against 73, 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 86% of Engine Sim's.

RevHeadz Engine Sounds ships an update every 3 months, Engine Sim every 3 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | RevHeadz Engine Sounds | Engine Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (1.4K ratings)](https://appshunter.io/ios/app/revheadz-engine-sounds/id793064343/reviews) | **[4.7 (73 ratings)](https://appshunter.io/ios/app/engine-sim-sound-simulator/id6787443044/reviews)** |
| Number of ratings | **1.4K** | 73 |
| Positive reviews | 68.6% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#83** |
| Size | 201 MB | 43 MB |
| Requires iOS | **12.0** | 18.0 |
| 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) | [Sena Takasawa](https://appshunter.io/developer/1887478690) |

## 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 Sim

[App page](https://appshunter.io/ios/app/engine-sim-sound-simulator/id6787443044)

**Currently charting:** #83 Top Free · Entertainment (US App Store)

Experience realistic engine sounds with interactive controls. Explore a variety of engines, from kei cars to V12s, and feel the vibrations. Practice gear shifting and rev-matching for an immersive automotive simulation.

**Highlights:** 10 realistic engine sounds, Interactive throttle control, Live engine sound generation, Straight-pipe mode, Haptic feedback, H-pattern shifter and paddles, Rev-matching practice

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| V6 Grand Tourer | $1.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Quick Shifter | $1.99 | one-time |
| Big Radiator | $1.99 | one-time |
| Over-Rev Kit | $1.99 | one-time |
| Single 450 Moto | $1.99 | one-time |
| Today's Engine (I6/V8) | $1.99 | one-time |
| Big Bore Kit | $2.99 | one-time |
| Custom Gearbox | $3.99 | one-time |
| Today's Engine (V10/V12) | $4.99 | one-time |
| Straight Pipe | $5.99 | one-time |
| W16 Hypercar | $9.99 | one-time |
| Pro Parts Pack | $9.99 | one-time |
| Unlock Everything | $49.99 | one-time |


## Frequently asked questions

### Is RevHeadz Engine Sounds free?

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

### Is Engine Sim free?

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

### Which has better reviews, RevHeadz Engine Sounds or Engine Sim?

Engine Sim is rated higher. RevHeadz Engine Sounds averages 4.3 out of 5 from 1.4K ratings, while Engine Sim averages 4.7 from 73 ratings.

### Do RevHeadz Engine Sounds or Engine Sim have ads?

Both RevHeadz Engine Sounds and Engine Sim show ads.

### Which is updated more often, RevHeadz Engine Sounds or Engine Sim?

RevHeadz Engine Sounds ships an update every 3 months, and Engine Sim every 3 days. Most recently, RevHeadz Engine Sounds was updated on October 15, 2026 and Engine Sim on October 16, 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.*