# Cubelets Updater vs Sphero Edu Jr

The clearest difference is rating: Sphero Edu Jr at 3.6 against Cubelets Updater's 2.6. Sphero Edu Jr also leads on review sentiment (44% vs 33%) and ratings volume (15 vs 5). Cubelets Updater's advantage is update cadence (every 6 months vs every 17 months) and iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Sphero Edu Jr holds the better App Store score, 3.6 against 2.6. Both are backed by a comparable volume of ratings — 5 and 15 respectively. Written reviews point the same way: 33% of Cubelets Updater's written reviews are positive against 44% of Sphero Edu Jr's.

Cubelets Updater ships an update every 6 months, Sphero Edu Jr every 17 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Cubelets Updater | Sphero Edu Jr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (5 ratings)](https://appshunter.io/ios/app/cubelets-updater/id1036174335/reviews) | **[3.6 (15 ratings)](https://appshunter.io/ios/app/sphero-edu-jr/id1545146776/reviews)** |
| Number of ratings | 5 | **15** |
| Positive reviews | 33.3% of reviews | **44.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 17 months |
| Monetization | Free | Free |
| Size | 9 MB | 128 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) | [Sphero, Inc.](https://appshunter.io/developer/468699622) |

## 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


### Sphero Edu Jr

[App page](https://appshunter.io/ios/app/sphero-edu-jr/id1545146776)

This app allows users to connect to a robot and customize its actions using visual programming blocks. Create mazes, play games, and compose music while learning fundamental coding logic.

**Highlights:** Block programming interface, Customize lights, sounds, and movements, Create mazes and games, Learn basic programming logic, Classic and new drive modes

**In-app purchases:** none


## Frequently asked questions

### Is Cubelets Updater free?

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

### Is Sphero Edu Jr free?

Sphero Edu Jr is free to download, with no in-app purchases.

### Which has better reviews, Cubelets Updater or Sphero Edu Jr?

Sphero Edu Jr is rated higher. Cubelets Updater averages 2.6 out of 5 from 5 ratings, while Sphero Edu Jr averages 3.6 from 15 ratings.

### Do Cubelets Updater or Sphero Edu Jr have ads?

Neither Cubelets Updater nor Sphero Edu Jr shows ads.

### Which is updated more often, Cubelets Updater or Sphero Edu Jr?

Cubelets Updater ships an update every 6 months, and Sphero Edu Jr every 17 months. Most recently, Cubelets Updater was updated on October 24, 2026 and Sphero Edu Jr on October 21, 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.*