# Osmo Coding Duo vs Thames & Kosmos Junior

The clearest difference is review sentiment: Thames & Kosmos Junior at 100% against Osmo Coding Duo's 53%. Thames & Kosmos Junior also leads on rating (4.9 vs 3.9) and monetization model (free vs free with in-app purchases). Osmo Coding Duo's advantage is ratings volume (145 vs 23). On price, ads, 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.

Thames & Kosmos Junior holds the better App Store score, 4.9 against 3.9. That said, the two scores are not equally well evidenced: Osmo Coding Duo has 145 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 53% of Osmo Coding Duo's written reviews are positive against 100% of Thames & Kosmos Junior's.

## The numbers

| Metric | Osmo Coding Duo | Thames & Kosmos Junior |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (145 ratings)](https://appshunter.io/ios/app/osmo-coding-duo/id1294444077/reviews) | **[4.9 (23 ratings)](https://appshunter.io/ios/app/thames-and-kosmos-junior/id6497407881/reviews)** |
| Number of ratings | **145** | 23 |
| Positive reviews | 52.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 309 MB | 31 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tangible Play](https://appshunter.io/developer/799157444) | [Franckh-Kosmos Verlags-GmbH & Co. KG](https://appshunter.io/developer/375309682) |

## What reviewers say

### Osmo Coding Duo

[App page](https://appshunter.io/ios/app/osmo-coding-duo/id1294444077)

This app offers a collaborative coding adventure where two players team up to solve logic puzzles and rescue pets. It introduces real-world coding concepts through engaging challenges and a fun narrative.

**Highlights:** Multistep logic problems, Collaborative play for two, Coding concept introduction, Pet rescue adventure, Osmo character interaction

**In-app purchases:** none


### Thames & Kosmos Junior

[App page](https://appshunter.io/ios/app/thames-and-kosmos-junior/id6497407881)

Build and program a robotic friend using a physical kit. Control its movements, lights, and sounds through an intuitive visual coding interface. This app offers a fun, hands-on introduction to robotics, engineering, and computer science for young learners.

**Highlights:** Build and code a robotic buddy, Learn coding with block-based interface, Program movement, lights, and sounds, Remote control and programming modes, Robot workshop diagnostic game

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

**In-app purchases:** none


## Frequently asked questions

### Is Osmo Coding Duo free?

Osmo Coding Duo is free to download, with no in-app purchases.

### Is Thames & Kosmos Junior free?

Thames & Kosmos Junior is free to download, with no in-app purchases.

### Which has better reviews, Osmo Coding Duo or Thames & Kosmos Junior?

Thames & Kosmos Junior is rated higher. Osmo Coding Duo averages 3.9 out of 5 from 145 ratings, while Thames & Kosmos Junior averages 4.9 from 23 ratings.

### Do Osmo Coding Duo or Thames & Kosmos Junior have ads?

Neither Osmo Coding Duo nor Thames & Kosmos Junior shows ads.

---

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