# REVBOX vs Engine Sim

The clearest difference is ads: REVBOX at none against Engine Sim's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. REVBOX sells 2 in-app purchases, starting at $4.99 per month and Engine Sim sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | REVBOX | Engine Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (30 ratings)](https://appshunter.io/ios/app/engine-sim-sound-simulator/id6787443044/reviews)** |
| Number of ratings | — | **30** |
| Positive reviews | — | 90.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 87 MB | 26 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Taizhi Wansi Technology Co., Ltd.](https://appshunter.io/developer/822018993) | [Sena Takasawa](https://appshunter.io/developer/1887478690) |

## What reviewers say

### REVBOX

[App page](https://appshunter.io/ios/app/revbox/id6759547933)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Annual | $29.99 | per year |


### Engine Sim

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

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 (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 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 |
| Pro Parts Pack | $9.99 | one-time |


## Frequently asked questions

### Is REVBOX free?

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

### Is Engine Sim free?

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

### Do REVBOX or Engine Sim have ads?

Engine Sim shows ads; REVBOX does not.

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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.*