# TrainSet 3D vs googolChooChoo3D2

The clearest difference is price: googolChooChoo3D2 at Free against TrainSet 3D's $0.99. googolChooChoo3D2 also leads on update cadence (monthly vs every 39 months) and ratings volume (35 vs 1). TrainSet 3D's advantage is rating (5.0 vs 4.0) and ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

googolChooChoo3D2 is free to download; TrainSet 3D costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TrainSet 3D holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: googolChooChoo3D2 has 35 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of TrainSet 3D's written reviews are positive against 77% of googolChooChoo3D2's.

TrainSet 3D ships an update every 39 months, googolChooChoo3D2 monthly. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | TrainSet 3D | googolChooChoo3D2 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trainset-3d/id828955916/reviews)** | [4.0 (35 ratings)](https://appshunter.io/ios/app/googolchoochoo3d2/id1223923252/reviews) |
| Number of ratings | 1 | **35** |
| Positive reviews | **100.0% of reviews** | 76.9% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 39 months | **Monthly** |
| Monetization | Paid | **Ad-supported** |
| Size | 116 MB | 34 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Polyhedron Learning Media, Inc.](https://appshunter.io/developer/458882328) | [Kouichi Hayashi](https://appshunter.io/developer/1809037541) |

## What reviewers say

### TrainSet 3D

[App page](https://appshunter.io/ios/app/trainset-3d/id828955916)

Design and operate your own railway layouts with a virtual steam locomotive. Enjoy a classic simulation experience where you can build intricate track designs and watch your trains run. Minor mishaps are easily fixed with a simple tap.

**Highlights:** Design custom train tracks, Operate steam locomotives, In-game repair functionality, Classic simulation gameplay, Suitable for all ages

**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 TrainSet 3D free?

TrainSet 3D costs $0.99, with no in-app purchases.

### Is googolChooChoo3D2 free?

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

### Which has better reviews, TrainSet 3D or googolChooChoo3D2?

TrainSet 3D is rated higher. TrainSet 3D averages 5.0 out of 5 from 1 ratings, while googolChooChoo3D2 averages 4.0 from 35 ratings.

### Do TrainSet 3D or googolChooChoo3D2 have ads?

googolChooChoo3D2 shows ads; TrainSet 3D does not.

### Which is updated more often, TrainSet 3D or googolChooChoo3D2?

TrainSet 3D ships an update every 39 months, and googolChooChoo3D2 monthly. Most recently, TrainSet 3D was updated on October 26, 2026 and googolChooChoo3D2 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.*