# Robot Trains vs Bob the train

The clearest difference is rating: Bob the train at 2.5 against Robot Trains's 1.7. Bob the train also leads on in-app purchases (none vs 1) and update cadence (every 3 months vs every 45 months). Robot Trains's advantage is ratings volume (6 vs 2) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Robot Trains sells 1 one-off in-app purchase. Bob the train asks for nothing beyond the download.

Bob the train holds the better App Store score, 2.5 against 1.7. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

Robot Trains ships an update every 45 months, Bob the train every 3 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Robot Trains | Bob the train |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (6 ratings)](https://appshunter.io/ios/app/robot-trains/id1535163345/reviews) | **[2.5 (2 ratings)](https://appshunter.io/ios/app/bob-the-train/id1658501134/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 45 months | **Every 3 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 205 MB | 49 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Tap Tap Tales, SL](https://appshunter.io/developer/953158919) | [CASTIFY LTD](https://appshunter.io/developer/1661461092) |

## What reviewers say

### Robot Trains

[App page](https://appshunter.io/ios/app/robot-trains/id1535163345)

Embark on an adventure to save Railworld from a snowstorm by solving over 20 interactive games. Collect energy balls across different worlds to power a rocket and defeat the storm. This app strengthens cognitive skills and is designed for young learners.

**Highlights:** Over 20 interactive mini-games, Strengthens cognitive functions, Reward-based learning system, Approved by pre-school specialists, Available in 7 languages, Interactive learning with visual support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all | $2.99 | one-time |


### Bob the train

[App page](https://appshunter.io/ios/app/bob-the-train/id1658501134)

This app features a friendly talking train that engages children with educational content like alphabets, colors, shapes, and numbers. It also includes songs, nursery rhymes, and animal sounds to entertain and teach young learners.

**Highlights:** Educational content (alphabets, colors, shapes, numbers), Children's songs and nursery rhymes, Animal sounds, Interactive train character, Toddler-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Robot Trains free?

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

### Is Bob the train free?

Bob the train is free to download, with no in-app purchases.

### Which has better reviews, Robot Trains or Bob the train?

Bob the train is rated higher. Robot Trains averages 1.7 out of 5 from 6 ratings, while Bob the train averages 2.5 from 2 ratings.

### Do Robot Trains or Bob the train have ads?

Both Robot Trains and Bob the train show ads.

### Which is updated more often, Robot Trains or Bob the train?

Robot Trains ships an update every 45 months, and Bob the train every 3 months. Most recently, Robot Trains was updated on October 27, 2026 and Bob the train 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.*