# 宇星积木+ vs Lefbox

The clearest difference is rating: 宇星积木+ at 2.5 against Lefbox's 1.0. 宇星积木+ also leads on ratings volume (6 vs 2). 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.

宇星积木+ holds the better App Store score, 2.5 against 1.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

Both ship on a similar rhythm, roughly monthly. Both last shipped on November 12, 2026.

## The numbers

| Metric | 宇星积木+ | Lefbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (6 ratings)](https://appshunter.io/ios/app/plus/id6444075223/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/lefbox/id6742231177/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 258 MB | 24 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Yuxing mowang Technology Co., Ltd](https://appshunter.io/developer/1488839351) | [亦渠 周](https://appshunter.io/developer/1790811867) |

## What reviewers say

### 宇星积木+

[App page](https://appshunter.io/ios/app/plus/id6444075223)

Control intelligent building block toys like writing machines and excavators. This app connects to Yuxing Technology's smart block products for interactive play and creation.

**Highlights:** Control building block writing machines, Operate intelligent excavators, Connects to Yuxing Technology products, Interactive play and creation

**In-app purchases:** none


### Lefbox

[App page](https://appshunter.io/ios/app/lefbox/id6742231177)

This application allows users to control smart building blocks through manual remote control or programming. It supports different module series for distinct control functionalities.

**Highlights:** Remote control mode, Programming control mode, Module series differentiation, Manual control, Programmable control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 宇星积木+ free?

宇星积木+ is free to download, with no in-app purchases.

### Is Lefbox free?

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

### Which has better reviews, 宇星积木+ or Lefbox?

宇星积木+ is rated higher. 宇星积木+ averages 2.5 out of 5 from 6 ratings, while Lefbox averages 1.0 from 2 ratings.

### Do 宇星积木+ or Lefbox have ads?

Neither 宇星积木+ nor Lefbox shows ads.

### Which is updated more often, 宇星积木+ or Lefbox?

宇星积木+ ships an update monthly, and Lefbox monthly. Most recently, 宇星积木+ was updated on November 12, 2026 and Lefbox on November 12, 2026.

---

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