# Aircraft Engine vs Exhaust Note

The clearest difference is review sentiment: Exhaust Note at 91% against Aircraft Engine's 25%. Exhaust Note also leads on rating (5.0 vs 2.1). Aircraft Engine's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Exhaust Note holds the better App Store score, 5.0 against 2.1. Both are backed by a comparable volume of ratings — 18 and 7 respectively. Written reviews point the same way: 25% of Aircraft Engine's written reviews are positive against 91% of Exhaust Note's.

Aircraft Engine ships an update every 3 days, Exhaust Note every 5 days. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Aircraft Engine | Exhaust Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (18 ratings)](https://appshunter.io/ios/app/aircraft-engine/id1377169268/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/exhaust-note-engine-sound-sim/id6797558385/reviews)** |
| Number of ratings | **18** | 7 |
| Positive reviews | 25.0% of reviews | **90.9% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | **Free** | Ad-supported |
| Size | 145 MB | 13 MB |
| Requires iOS | **7.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Numix](https://appshunter.io/developer/970759601) | [seihee han](https://appshunter.io/developer/629944907) |

## 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


### Exhaust Note

[App page](https://appshunter.io/ios/app/exhaust-note-engine-sound-sim/id6797558385)

This app synthesizes realistic engine exhaust sounds from scratch, based on the physics of firing orders and cylinder layouts. Explore various engine configurations, adjust muffler settings, and experience dynamic features like pops, bangs, and flames. It also includes a detailed 3D engine animation and driving simulation elements.

**Highlights:** Real-time synthesized exhaust sounds, Adjustable muffler settings, Diverse engine presets, Pop, bang, and flame effects, Living 3D engine animation, Driving feel simulation, Tunnel reverb mode

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

**In-app purchases:** none


## Frequently asked questions

### Is Aircraft Engine free?

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

### Is Exhaust Note free?

Exhaust Note is free to download, with no in-app purchases.

### Which has better reviews, Aircraft Engine or Exhaust Note?

Exhaust Note is rated higher. Aircraft Engine averages 2.1 out of 5 from 18 ratings, while Exhaust Note averages 5.0 from 7 ratings.

### Do Aircraft Engine or Exhaust Note have ads?

Exhaust Note shows ads; Aircraft Engine does not.

### Which is updated more often, Aircraft Engine or Exhaust Note?

Aircraft Engine ships an update every 3 days, and Exhaust Note every 5 days. Most recently, Aircraft Engine was updated on October 13, 2026 and Exhaust Note on October 6, 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.*