# Engine Sim vs Race Fight

The clearest difference is in-app purchases: Race Fight at none against Engine Sim's 10. Race Fight also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). Engine Sim's advantage is update cadence (every 3 days vs every 9 days) and chart position (#98 vs unranked). On price and ads there is nothing between them.

Both are free to download. Engine Sim sells 10 one-off in-app purchases. Race Fight asks for nothing beyond the download.

Engine Sim ships an update every 3 days, Race Fight every 9 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Engine Sim | Race Fight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/engine-sim-sound-simulator/id6787443044/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 9 days |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#98** | — |
| Size | 44 MB | 20 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sena Takasawa](https://appshunter.io/developer/1887478690) | [Siddhant Mukund Helingale](https://appshunter.io/developer/6802946495) |

## What reviewers say

### Engine Sim

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

**Currently charting:** #98 Top Free · Racing, #115 Top Grossing · Racing (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, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $1.99 | one-time |
| Big Radiator | $1.99 | one-time |
| Over-Rev Kit | $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 |
| W16 Hypercar | $9.99 | one-time |
| Pro Parts Pack | $9.99 | one-time |
| Unlock Everything | $49.99 | one-time |


### Race Fight

[App page](https://appshunter.io/ios/app/race-fight/id6792705370)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Engine Sim free?

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

### Is Race Fight free?

Race Fight is free to download, with no in-app purchases.

### Do Engine Sim or Race Fight have ads?

Both Engine Sim and Race Fight show ads.

### Which is updated more often, Engine Sim or Race Fight?

Engine Sim ships an update every 3 days, and Race Fight every 9 days. Most recently, Engine Sim was updated on October 31, 2026 and Race Fight on October 29, 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.*