# Cubelets Updater vs Osmo Coding Duo

The clearest difference is rating: Osmo Coding Duo at 3.9 against Cubelets Updater's 3.0. Osmo Coding Duo also leads on ratings volume (145 vs 4) and review sentiment (53% vs 33%). Cubelets Updater's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (9.0 vs 15.0). 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.

Osmo Coding Duo holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: Osmo Coding Duo has 145 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of Cubelets Updater's written reviews are positive against 53% of Osmo Coding Duo's.

Cubelets Updater ships an update every 6 months, Osmo Coding Duo every 2 months. The most recent releases landed on September 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Cubelets Updater | Osmo Coding Duo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/cubelets-updater/id1036174335/reviews) | **[3.9 (145 ratings)](https://appshunter.io/ios/app/osmo-coding-duo/id1294444077/reviews)** |
| Number of ratings | 4 | **145** |
| Positive reviews | 33.3% of reviews | **52.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 309 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Modular Robotics](https://appshunter.io/developer/780036652) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Cubelets Updater

[App page](https://appshunter.io/ios/app/cubelets-updater/id1036174335)

This app connects to Bluetooth Cubelets, allowing real-time construction updates and remote control of up to six robot blocks. It also supports upgrading older Cubelets to the latest operating system.

**Highlights:** Real-time construction map updates, Remote control of up to six Cubelets, Steer Drive blocks, Activate Flashlight blocks, Read Distance block output, Upgrade Cubelets OS

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Cubelets Updater free?

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

### Is Osmo Coding Duo free?

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

### Which has better reviews, Cubelets Updater or Osmo Coding Duo?

Osmo Coding Duo is rated higher. Cubelets Updater averages 3.0 out of 5 from 4 ratings, while Osmo Coding Duo averages 3.9 from 145 ratings.

### Do Cubelets Updater or Osmo Coding Duo have ads?

Neither Cubelets Updater nor Osmo Coding Duo shows ads.

### Which is updated more often, Cubelets Updater or Osmo Coding Duo?

Cubelets Updater ships an update every 6 months, and Osmo Coding Duo every 2 months. Most recently, Cubelets Updater was updated on September 23, 2026 and Osmo Coding Duo on October 6, 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.*