# Aircraft Engine vs Engine Sim

The clearest difference is review sentiment: Engine Sim at 86% against Aircraft Engine's 25%. Engine Sim also leads on rating (4.7 vs 2.1) and chart position (#68 vs unranked). Aircraft Engine's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and update cadence there is nothing between them.

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

Engine Sim holds the better App Store score, 4.7 against 2.1. Both are backed by a comparable volume of ratings — 18 and 73 respectively. Written reviews point the same way: 25% of Aircraft Engine's written reviews are positive against 86% of Engine Sim's.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on September 27, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Aircraft Engine | Engine Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (18 ratings)](https://appshunter.io/ios/app/aircraft-engine/id1377169268/reviews) | **[4.7 (73 ratings)](https://appshunter.io/ios/app/engine-sim-sound-simulator/id6787443044/reviews)** |
| Number of ratings | 18 | **73** |
| Positive reviews | 25.0% of reviews | **85.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#68** |
| Size | 145 MB | 43 MB |
| Requires iOS | **7.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Numix](https://appshunter.io/developer/970759601) | [Sena Takasawa](https://appshunter.io/developer/1887478690) |

## What reviewers say

### Aircraft Engine

[App page](https://appshunter.io/ios/app/aircraft-engine/id1377169268)

Explore the intricate structure and operation of an aircraft engine in augmented reality. Utilize various view modes and animations to understand its mechanics. Simply target an instruction image with your device to bring the 3D engine to life.

**Highlights:** Augmented reality engine visualization, Multiple view modes, Interactive animations, 3D engine exploration, Target image recognition

**In-app purchases:** none


### Engine Sim

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

**Currently charting:** #68 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 (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 Aircraft Engine free?

Aircraft Engine is free to download, with no in-app purchases.

### Is Engine Sim free?

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

### Which has better reviews, Aircraft Engine or Engine Sim?

Engine Sim is rated higher. Aircraft Engine averages 2.1 out of 5 from 18 ratings, while Engine Sim averages 4.7 from 73 ratings.

### Do Aircraft Engine or Engine Sim have ads?

Engine Sim shows ads; Aircraft Engine does not.

### Which is updated more often, Aircraft Engine or Engine Sim?

Aircraft Engine ships an update every 3 days, and Engine Sim every 3 days. Most recently, Aircraft Engine was updated on September 27, 2026 and Engine Sim on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*