# Engine Sim vs Engine Simulator 3D

The clearest difference is in-app purchases: Engine Simulator 3D at none against Engine Sim's 10. Engine Simulator 3D also leads on update cadence (daily vs fortnightly). Engine Sim's advantage is review sentiment (93% vs 75%). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Engine Sim sells 10 one-off in-app purchases. Engine Simulator 3D asks for nothing beyond the download.

Engine Sim ships an update fortnightly, Engine Simulator 3D daily. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Engine Sim | Engine Simulator 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (40 ratings)](https://appshunter.io/ios/app/engine-sim-sound-simulator/id6787443044/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | **92.9% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 43 MB | 11 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sena Takasawa](https://appshunter.io/developer/1887478690) | [Groundcode](https://appshunter.io/developer/1835580242) |

## What reviewers say

### 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 |


### Engine Simulator 3D

[App page](https://appshunter.io/ios/app/engine-simulator-3d/id6814764131)

Explore and interact with six detailed 3D engine models, from inline-4 to V12. Experience realistic engine sounds generated in real-time and test different gearboxes, exhaust settings, and tuning options.

**Highlights:** Six detailed 3D engine models, Real-time audio generation, Multiple gearbox options, Customizable exhaust and tuning, Interactive engine inspection, Multi-language interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Engine Sim free?

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

### Is Engine Simulator 3D free?

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

### Do Engine Sim or Engine Simulator 3D have ads?

Both Engine Sim and Engine Simulator 3D show ads.

### Which is updated more often, Engine Sim or Engine Simulator 3D?

Engine Sim ships an update fortnightly, and Engine Simulator 3D daily. Most recently, Engine Sim was updated on October 3, 2026 and Engine Simulator 3D on October 2, 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.*