# LEGO® Powered Up vs HAPPY BUILD

The clearest difference is rating: LEGO® Powered Up at 3.6 against HAPPY BUILD's 3.0. LEGO® Powered Up also leads on review sentiment (42% vs 17%) and ratings volume (555 vs 7). HAPPY BUILD's advantage is update cadence (every 4 weeks vs every 2 months) and iOS requirement (9.0 vs 12.0). 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.

LEGO® Powered Up holds the better App Store score, 3.6 against 3.0. That said, the two scores are not equally well evidenced: LEGO® Powered Up has 555 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 42% of LEGO® Powered Up's written reviews are positive against 17% of HAPPY BUILD's.

LEGO® Powered Up ships an update every 2 months, HAPPY BUILD every 4 weeks. The most recent releases landed on November 4, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | LEGO® Powered Up | HAPPY BUILD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (555 ratings)](https://appshunter.io/ios/app/lego-powered-up/id1367846574/reviews)** | [3.0 (7 ratings)](https://appshunter.io/ios/app/happy-build/id1478354576/reviews) |
| Number of ratings | **555** | 7 |
| Positive reviews | **41.5% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 1.5 GB | 375 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LEGO](https://appshunter.io/developer/347363505) | [睦彬 王](https://appshunter.io/developer/1259740025) |

## What reviewers say

### LEGO® Powered Up

[App page](https://appshunter.io/ios/app/lego-powered-up/id1367846574)

Control motorized LEGO sets like trains and the Batmobile via Bluetooth. Bring your custom LEGO creations to life by coding movements and sounds using drag-and-drop programming. Experience interactive play with lights, sensors, and motors.

**Highlights:** Bluetooth control for LEGO vehicles, Customizable coding for models, Drag-and-drop programming, Add sounds and lights, Control speed and direction, Bring custom builds to life

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Works great
- 🚀 Excellent app
- 🚀 Awesome thing
- 👍 Good app
- 👍 Works like a dream

**What reviewers complain about**

- 🐛 Doesn't work
- 🐛 Wouldn't work
- 🐛 Not working
- 🐛 Terrible
- 🐛 Doesn't work at all

**Reported bugs**

- Bluetooth connection drops
- Motors not controllable through app
- Timer blocks don't work
- Motor code blocks don't work
- Coding canvas is broken

**Requested features**

- Add more sound effects
- Add more music to the playlist
- Allow custom sounds
- Improve parameters
- Add more controls


### HAPPY BUILD

[App page](https://appshunter.io/ios/app/happy-build/id1478354576)

Control Xinyu Bluetooth toy cars with your mobile device. Offers multiple control methods like buttons, gyroscope, voice commands, and programming for varied play experiences.

**Highlights:** Bluetooth connectivity, Multiple control modes, Gyroscope control, Voice command control, Action programming

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LEGO® Powered Up free?

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

### Is HAPPY BUILD free?

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

### Which has better reviews, LEGO® Powered Up or HAPPY BUILD?

LEGO® Powered Up is rated higher. LEGO® Powered Up averages 3.6 out of 5 from 555 ratings, while HAPPY BUILD averages 3.0 from 7 ratings.

### Do LEGO® Powered Up or HAPPY BUILD have ads?

Neither LEGO® Powered Up nor HAPPY BUILD shows ads.

### Which is updated more often, LEGO® Powered Up or HAPPY BUILD?

LEGO® Powered Up ships an update every 2 months, and HAPPY BUILD every 4 weeks. Most recently, LEGO® Powered Up was updated on November 4, 2026 and HAPPY BUILD 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.*