# LEGO® Boost vs Robosen AI

The clearest difference is review sentiment: LEGO® Boost at 66% against Robosen AI's 0%. LEGO® Boost also leads on rating (4.6 vs 1.5) and ratings volume (4.3K vs 18). On price, update cadence, ads and in-app purchases there is nothing between them.

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

LEGO® Boost holds the better App Store score, 4.6 against 1.5. That said, the two scores are not equally well evidenced: LEGO® Boost has 4.3K ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 66% of LEGO® Boost's written reviews are positive against 0% of Robosen AI's.

LEGO® Boost ships an update every 3 months, Robosen AI every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | LEGO® Boost | Robosen AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (4.3K ratings)](https://appshunter.io/ios/app/lego-boost/id1217385613/reviews)** | [1.5 (18 ratings)](https://appshunter.io/ios/app/robosen-ai/id1634189733/reviews) |
| Number of ratings | **4.3K** | 18 |
| Positive reviews | **65.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 717 MB | 182 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LEGO](https://appshunter.io/developer/347363505) | [Robosen Robotics (ShenZhen) Co., Ltd.](https://appshunter.io/developer/1459364206) |

## What reviewers say

### LEGO® Boost

[App page](https://appshunter.io/ios/app/lego-boost/id1217385613)

Bring your LEGO creations to life with this app. Combine it with the LEGO BOOST Creative Toolbox set to build, code, and play with interactive robots and models. Enjoy over 60 activities and digital building instructions.

**Highlights:** Digital LEGO Building Instructions, Drag-and-drop programming interface, Over 60 fun activities, Build and code custom creations, Control LEGO models with mobile device, Combine with other LEGO sets

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fun and engaging
- 👍 Great for learning coding
- 🎨 Excellent for creativity
- 💡 Impressive programming options
- 🤖 Enjoyable building experience

**What reviewers complain about**

- 🐛 Connectivity issues
- 🔋 Battery life problems
- 📚 Unclear instructions
- 🤔 Confusing programming interface
- 🔍 Difficulty finding parts

**Reported bugs**

- App crashes and freezes
- Firmware update failures
- Bluetooth connection problems
- Lost progress and build instructions
- Sensor and motor issues

**Requested features**

- More advanced programming blocks
- Ability to save and load projects
- Improved instructions and documentation
- Compatibility with more devices
- Easier part organization


### Robosen AI

[App page](https://appshunter.io/ios/app/robosen-ai/id1634189733)

This platform application offers a vast library of constantly updated entertainment content for robots. Users can download various skills, create their own programs, and share ideas with a global community of players. Elevate your robot's capabilities with this tool, community, and platform.

**Highlights:** Massive entertainment content library, Downloadable robot skills, Create and share custom programs, Global user community, Skill Store for infinite gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LEGO® Boost free?

LEGO® Boost is free to download, with no in-app purchases.

### Is Robosen AI free?

Robosen AI is free to download, with no in-app purchases.

### Which has better reviews, LEGO® Boost or Robosen AI?

LEGO® Boost is rated higher. LEGO® Boost averages 4.6 out of 5 from 4.3K ratings, while Robosen AI averages 1.5 from 18 ratings.

### Do LEGO® Boost or Robosen AI have ads?

Neither LEGO® Boost nor Robosen AI shows ads.

### Which is updated more often, LEGO® Boost or Robosen AI?

LEGO® Boost ships an update every 3 months, and Robosen AI every 2 months. Most recently, LEGO® Boost was updated on November 6, 2026 and Robosen AI on November 3, 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.*