# Cointoss 3D vs Exhaust Note

The clearest difference is rating: Exhaust Note at 4.7 against Cointoss 3D's 3.0. Exhaust Note also leads on update cadence (every 2 days vs every 6 weeks) and review sentiment (93% vs 75%). Cointoss 3D's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Exhaust Note sells 1 one-off in-app purchase. Cointoss 3D asks for nothing beyond the download.

Exhaust Note holds the better App Store score, 4.7 against 3.0. Both are backed by a comparable volume of ratings — 4 and 12 respectively. Written reviews point the same way: 75% of Cointoss 3D's written reviews are positive against 93% of Exhaust Note's.

Cointoss 3D ships an update every 6 weeks, Exhaust Note every 2 days. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Cointoss 3D | Exhaust Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/cointoss-3d/id850129026/reviews) | **[4.7 (12 ratings)](https://appshunter.io/ios/app/exhaust-note-car-engine-sound/id6797558385/reviews)** |
| Number of ratings | 4 | **12** |
| Positive reviews | 75.0% of reviews | **92.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | **Free** | Ad-supported |
| Size | 108 MB | 39 MB |
| Requires iOS | **4.3** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Savy Soda Pty Ltd](https://appshunter.io/developer/295726257) | [seihee han](https://appshunter.io/developer/629944907) |

## What reviewers say

### Cointoss 3D

[App page](https://appshunter.io/ios/app/cointoss-3d/id850129026)

A realistic coin flip simulator for making everyday decisions or starting sports matches. This app offers a beautifully designed interface for quick and easy use.

**Highlights:** Realistic 3D coin flip simulation, Decision making tool, Sports match starter, Beautifully designed interface, Easy to use

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

**In-app purchases:** none


### Exhaust Note

[App page](https://appshunter.io/ios/app/exhaust-note-car-engine-sound/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 (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Cointoss 3D free?

Cointoss 3D is free to download, with no in-app purchases.

### Is Exhaust Note free?

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

### Which has better reviews, Cointoss 3D or Exhaust Note?

Exhaust Note is rated higher. Cointoss 3D averages 3.0 out of 5 from 4 ratings, while Exhaust Note averages 4.7 from 12 ratings.

### Do Cointoss 3D or Exhaust Note have ads?

Exhaust Note shows ads; Cointoss 3D does not.

### Which is updated more often, Cointoss 3D or Exhaust Note?

Cointoss 3D ships an update every 6 weeks, and Exhaust Note every 2 days. Most recently, Cointoss 3D was updated on October 27, 2026 and Exhaust Note 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.*