# googolChooChoo3D vs TrainClicker Idle Evolution

The clearest difference is rating: TrainClicker Idle Evolution at 4.4 against googolChooChoo3D's 3.6. TrainClicker Idle Evolution also leads on ads (none vs shown) and update cadence (weekly vs every 3 months). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. googolChooChoo3D sells 1 one-off in-app purchase and TrainClicker Idle Evolution sells 13 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

TrainClicker Idle Evolution holds the better App Store score, 4.4 against 3.6. That said, the two scores are not equally well evidenced: TrainClicker Idle Evolution has 482 ratings behind it against 69, so its average is the more settled of the two. Written reviews point the same way: 47% of googolChooChoo3D's written reviews are positive against 53% of TrainClicker Idle Evolution's.

googolChooChoo3D ships an update every 3 months, TrainClicker Idle Evolution weekly. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | googolChooChoo3D | TrainClicker Idle Evolution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (69 ratings)](https://appshunter.io/ios/app/googolchoochoo3d/id642845435/reviews) | **[4.4 (482 ratings)](https://appshunter.io/ios/app/trainclicker-idle-evolution/id1549726315/reviews)** |
| Number of ratings | 69 | **482** |
| Positive reviews | 47.5% of reviews | **52.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 30 MB | 362 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kouichi Hayashi](https://appshunter.io/developer/1809037541) | [PixelRNG LLC](https://appshunter.io/developer/953256364) |

## What reviewers say

### googolChooChoo3D

[App page](https://appshunter.io/ios/app/googolchoochoo3d/id642845435)

Create and explore 3D model railroad layouts with ease. Design your own tracks and scenery by dragging and dropping elements. Experience your creations from various viewpoints, including the driver's seat of a moving train.

**Highlights:** 3D model railroad simulation, Drag-and-drop layout creation, Customizable track and item placement, Multiple camera views, Driver's seat perspective, Scenery design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### TrainClicker Idle Evolution

[App page](https://appshunter.io/ios/app/trainclicker-idle-evolution/id1549726315)

Embark on a relaxing idle adventure where you tap to move trains, unlock engineers, and upgrade your engines. Travel through beautiful zones, gather gold, and progress through unique themed levels in this one-of-a-kind clicker game.

**Highlights:** Idle clicker gameplay, Train engine upgrades, Unlockable engineers, Day-night cycle, Multiple train cars and engines, Unique themed levels

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Handful of Gems | $0.99 | one-time |
| Special Deal | $4.99 | one-time |
| Pile of Gems | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Booster Bundle | $4.99 | one-time |
| 2026 Goal Skin Bundle | $6.99 | one-time |
| Remove Ads And More | $6.99 | one-time |
| Bag of Gems | $9.99 | one-time |
| Overdrive Vault | $9.99 | one-time |
| Crate of Gems | $19.99 | one-time |
| Booster Max | $19.99 | one-time |
| Box of Gems | $49.99 | one-time |
| Chest of Gems | $99.99 | one-time |

**What reviewers like**

- 👍 Fun and engaging gameplay
- 💡 Unique "train clicker" concept
- 🚀 Game has potential
- 👍 Enjoyable for train enthusiasts

**What reviewers complain about**

- 😩 Constant tapping is tiring
- ⏳ Extremely long grind for upgrades
- 🚫 Limited offline progress
- 📉 Progression is slow
- 🤔 Level system feels pointless

**Reported bugs**

- No prize after beating levels multiple times
- Purchased coins not appearing
- Game glitched, lost progress
- Major bug with gold calculation (negative balance)
- Bug where train could go very fast (now patched)

**Requested features**

- Add a button for continuous tapping
- Improve train customization (cart order, naming)
- Make the game more idle-friendly
- Fix progression impediments like engine upgrade waits
- Reintroduce or offer a speed-focused version


## Frequently asked questions

### Is googolChooChoo3D free?

googolChooChoo3D is free to download, with in-app purchases available.

### Is TrainClicker Idle Evolution free?

TrainClicker Idle Evolution is free to download, with in-app purchases available.

### Which has better reviews, googolChooChoo3D or TrainClicker Idle Evolution?

TrainClicker Idle Evolution is rated higher. googolChooChoo3D averages 3.6 out of 5 from 69 ratings, while TrainClicker Idle Evolution averages 4.4 from 482 ratings.

### Do googolChooChoo3D or TrainClicker Idle Evolution have ads?

googolChooChoo3D shows ads; TrainClicker Idle Evolution does not.

### Which is updated more often, googolChooChoo3D or TrainClicker Idle Evolution?

googolChooChoo3D ships an update every 3 months, and TrainClicker Idle Evolution weekly. Most recently, googolChooChoo3D was updated on October 19, 2026 and TrainClicker Idle Evolution on October 17, 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.*