# パームランナー頭文字D iDRIVER vs Engine Sim

The clearest difference is review sentiment: Engine Sim at 86% against パームランナー頭文字D iDRIVER's 0%. Engine Sim also leads on rating (4.7 vs 1.0) and update cadence (every 3 days vs every 5 weeks). パームランナー頭文字D iDRIVER's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Engine Sim sells 10 one-off in-app purchases. パームランナー頭文字D iDRIVER asks for nothing beyond the download.

Engine Sim holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Engine Sim has 73 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of パームランナー頭文字D iDRIVER's written reviews are positive against 86% of Engine Sim's.

パームランナー頭文字D iDRIVER ships an update every 5 weeks, Engine Sim every 3 days. The most recent releases landed on September 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | パームランナー頭文字D iDRIVER | Engine Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/d-idriver/id1038408906/reviews) | **[4.7 (73 ratings)](https://appshunter.io/ios/app/engine-sim-sound-simulator/id6787443044/reviews)** |
| Number of ratings | 1 | **73** |
| Positive reviews | 0.0% of reviews | **85.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#54** |
| Size | 7 MB | 43 MB |
| Requires iOS | **6.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kyosho Corporation](https://appshunter.io/developer/731368256) | [Sena Takasawa](https://appshunter.io/developer/1887478690) |

## What reviewers say

### パームランナー頭文字D iDRIVER

[App page](https://appshunter.io/ios/app/d-idriver/id1038408906)

Control a Kyosho Palm Runner series RC car directly from your mobile device. Experience realistic steering and acceleration using on-screen buttons or device tilt. Add engine sounds and horns for immersive play.

**Highlights:** Remote control of RC cars, Steering via device tilt, Adjustable acceleration, Sound effects (engine, horn), Up to 8 simultaneous connections, Model explanations and manuals

**Features:** macOS Compatibility

**In-app purchases:** none


### Engine Sim

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

**Currently charting:** #54 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 パームランナー頭文字D iDRIVER free?

パームランナー頭文字D iDRIVER 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, パームランナー頭文字D iDRIVER or Engine Sim?

Engine Sim is rated higher. パームランナー頭文字D iDRIVER averages 1.0 out of 5 from 1 ratings, while Engine Sim averages 4.7 from 73 ratings.

### Do パームランナー頭文字D iDRIVER or Engine Sim have ads?

Engine Sim shows ads; パームランナー頭文字D iDRIVER does not.

### Which is updated more often, パームランナー頭文字D iDRIVER or Engine Sim?

パームランナー頭文字D iDRIVER ships an update every 5 weeks, and Engine Sim every 3 days. Most recently, パームランナー頭文字D iDRIVER was updated on September 25, 2026 and Engine Sim on October 11, 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.*