# Train Engine Wash vs googolChooChoo3D2

The clearest difference is review sentiment: googolChooChoo3D2 at 77% against Train Engine Wash's 14%. googolChooChoo3D2 also leads on rating (4.0 vs 2.7) and update cadence (monthly vs every 13 months). Train Engine Wash's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, in-app purchases and device support there is nothing between them.

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

googolChooChoo3D2 holds the better App Store score, 4.0 against 2.7. Both are backed by a comparable volume of ratings — 17 and 35 respectively. Written reviews point the same way: 14% of Train Engine Wash's written reviews are positive against 77% of googolChooChoo3D2's.

Train Engine Wash ships an update every 13 months, googolChooChoo3D2 monthly. Both last shipped on November 2, 2026.

## The numbers

| Metric | Train Engine Wash | googolChooChoo3D2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (17 ratings)](https://appshunter.io/ios/app/train-engine-wash-toddler-train-sim/id1089078481/reviews) | **[4.0 (35 ratings)](https://appshunter.io/ios/app/googolchoochoo3d2/id1223923252/reviews)** |
| Number of ratings | 17 | **35** |
| Positive reviews | 14.3% of reviews | **76.9% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 102 MB | 34 MB |
| Requires iOS | **7.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Atif Mumtaz](https://appshunter.io/developer/875232775) | [Kouichi Hayashi](https://appshunter.io/developer/1809037541) |

## What reviewers say

### Train Engine Wash

[App page](https://appshunter.io/ios/app/train-engine-wash-toddler-train-sim/id1089078481)

This game lets toddlers wash and polish virtual train engines. Players use tools like soap and water to clean off dirt and mud, then dry and shine the engines to get them ready for their next journey.

**Highlights:** Wash train engines, Apply soap and water, Polish for shine, Clean dirt and mud, Toddler-friendly gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### googolChooChoo3D2

[App page](https://appshunter.io/ios/app/googolchoochoo3d2/id1223923252)

Design and build your own 3D model railroad layouts with customizable tracks, structures, and terrain. Experience your creations from various viewpoints, including the driver's seat of a running train.

**Highlights:** 3D model railroad simulation, Customizable track and structure placement, Terrain creation and editing, Multiple viewing perspectives, Automatic tunnel generation, Driver's seat view

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

**In-app purchases:** none


## Frequently asked questions

### Is Train Engine Wash free?

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

### Is googolChooChoo3D2 free?

googolChooChoo3D2 is free to download, with no in-app purchases.

### Which has better reviews, Train Engine Wash or googolChooChoo3D2?

googolChooChoo3D2 is rated higher. Train Engine Wash averages 2.7 out of 5 from 17 ratings, while googolChooChoo3D2 averages 4.0 from 35 ratings.

### Do Train Engine Wash or googolChooChoo3D2 have ads?

googolChooChoo3D2 shows ads; Train Engine Wash does not.

### Which is updated more often, Train Engine Wash or googolChooChoo3D2?

Train Engine Wash ships an update every 13 months, and googolChooChoo3D2 monthly. Most recently, Train Engine Wash was updated on November 2, 2026 and googolChooChoo3D2 on November 2, 2026.

---

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