# Train Zoom vs Idle Tokyo Train Loop

The clearest difference is review sentiment: Idle Tokyo Train Loop at 100% against Train Zoom's 0%. Idle Tokyo Train Loop also leads on update cadence (weekly vs every 2 months) and monetization model (ad-supported vs free with in-app purchases). Train Zoom's advantage is rating (4.6 vs 4.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Train Zoom holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 11 and 10 respectively. Written reviews complicate that: 0% of Train Zoom's written reviews are positive against 100% of Idle Tokyo Train Loop's, so the app with the better star average is not the one people write more warmly about.

Train Zoom ships an update every 2 months, Idle Tokyo Train Loop weekly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Train Zoom | Idle Tokyo Train Loop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (11 ratings)](https://appshunter.io/ios/app/train-zoom-zoom/id1037842833/reviews)** | [4.4 (10 ratings)](https://appshunter.io/ios/app/idle-tokyo-train-loop/id6756996267/reviews) |
| Number of ratings | **11** | 10 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 289 MB | 177 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [hiroyuki uchida](https://appshunter.io/developer/669938829) | [monois Inc.](https://appshunter.io/developer/498398223) |

## What reviewers say

### Train Zoom

[App page](https://appshunter.io/ios/app/train-zoom-zoom/id1037842833)

Tap trains as they appear to accelerate them and earn points. Level up to unlock new train types and faster speeds. Utilize special items for bonus points and unique train appearances.

**Highlights:** Tap trains to accelerate, Earn points and level up, Unlock new train types, Collect Shinkansen, steam locomotives, and more, Use special items for bonus points, Adjustable difficulty modes

**In-app purchases:** none


### Idle Tokyo Train Loop

[App page](https://appshunter.io/ios/app/idle-tokyo-train-loop/id6756996267)

Build a circular railway around Tokyo by extending tracks, adding trains, and improving facilities. Watch your city grow and evolve from day to night in this relaxing simulation game.

**Highlights:** Build a circular railway, Add and upgrade trains, Extend tracks and connect stations, Dynamic day-night cycle, Relaxing watch-and-play gameplay, Unlock new train types and routes

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

**In-app purchases:** none


## Frequently asked questions

### Is Train Zoom free?

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

### Is Idle Tokyo Train Loop free?

Idle Tokyo Train Loop is free to download, with no in-app purchases.

### Which has better reviews, Train Zoom or Idle Tokyo Train Loop?

Train Zoom is rated higher. Train Zoom averages 4.6 out of 5 from 11 ratings, while Idle Tokyo Train Loop averages 4.4 from 10 ratings.

### Do Train Zoom or Idle Tokyo Train Loop have ads?

Both Train Zoom and Idle Tokyo Train Loop show ads.

### Which is updated more often, Train Zoom or Idle Tokyo Train Loop?

Train Zoom ships an update every 2 months, and Idle Tokyo Train Loop weekly. Most recently, Train Zoom was updated on October 24, 2026 and Idle Tokyo Train Loop on October 30, 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.*