# Cubelets Updater vs Osmo Math Buzz

The clearest difference is in-app purchases: Cubelets Updater at none against Osmo Math Buzz's 2. Cubelets Updater also leads on review sentiment (33% vs 13%) and iOS requirement (9.0 vs 15.0). Osmo Math Buzz's advantage is rating (3.0 vs 2.6) and ratings volume (143 vs 5). On price, ads and device support there is nothing between them.

Both are free to download. Osmo Math Buzz sells 2 one-off in-app purchases. Cubelets Updater asks for nothing beyond the download.

Osmo Math Buzz holds the better App Store score, 3.0 against 2.6. That said, the two scores are not equally well evidenced: Osmo Math Buzz has 143 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 33% of Cubelets Updater's written reviews are positive against 13% of Osmo Math Buzz's, so the app with the better star average is not the one people write more warmly about.

Cubelets Updater ships an update every 6 months, Osmo Math Buzz every 2 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Cubelets Updater | Osmo Math Buzz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (5 ratings)](https://appshunter.io/ios/app/cubelets-updater/id1036174335/reviews) | **[3.0 (143 ratings)](https://appshunter.io/ios/app/osmo-math-buzz/id1504177111/reviews)** |
| Number of ratings | 5 | **143** |
| Positive reviews | **33.3% of reviews** | 13.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 264 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 Math Buzz

[App page](https://appshunter.io/ios/app/osmo-math-buzz/id1504177111)

Engage in collaborative math practice with up to four players, solving equations to overcome challenges and collect rewards. Designed for children aged 6-10, this app transforms screen time into hands-on learning through interactive play.

**Highlights:** Team-based math practice, Addition, subtraction, multiplication, Collaborative play, Hands-on learning system, Ages 6-10, Tangible play with digital learning

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-day trial of Math Buzz | Free | one-time |
| Unlock Math Buzz | $24.99 | one-time |

**What reviewers like**

- 👍 Fun and engaging gameplay
- 💡 Teaches numbers and strategy
- 🤝 Good for multiplayer
- 💰 Nice price (for some)
- 🧠 Challenges children

**What reviewers complain about**

- 🐛 Freezes on startup
- 🐛 App won't load
- 🐛 Crashes mid-game
- 🐛 Progress lost on crash
- 🐛 Unreliable login

**Reported bugs**

- App freezes on Osmo logo
- App does not load
- App crashes during gameplay
- Lost progress after crashes
- Login issues and purchase restoration problems

**Requested features**

- Fix the app loading issue
- Improve app stability
- Make the game more engaging
- Provide clearer instructions
- Ensure progress is saved


## Frequently asked questions

### Is Cubelets Updater free?

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

### Is Osmo Math Buzz free?

Osmo Math Buzz is free to download, with in-app purchases available.

### Which has better reviews, Cubelets Updater or Osmo Math Buzz?

Osmo Math Buzz is rated higher. Cubelets Updater averages 2.6 out of 5 from 5 ratings, while Osmo Math Buzz averages 3.0 from 143 ratings.

### Do Cubelets Updater or Osmo Math Buzz have ads?

Neither Cubelets Updater nor Osmo Math Buzz shows ads.

### Which is updated more often, Cubelets Updater or Osmo Math Buzz?

Cubelets Updater ships an update every 6 months, and Osmo Math Buzz every 2 months. Most recently, Cubelets Updater was updated on October 24, 2026 and Osmo Math Buzz on October 27, 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.*