# LeArm vs LEGO® Powered Up

The clearest difference is rating: LEGO® Powered Up at 3.6 against LeArm's 2.0. LEGO® Powered Up also leads on review sentiment (42% vs 0%) and ratings volume (554 vs 12). LeArm's advantage is iOS requirement (9.1 vs 12.0). 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® Powered Up holds the better App Store score, 3.6 against 2.0. That said, the two scores are not equally well evidenced: LEGO® Powered Up has 554 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 0% of LeArm's written reviews are positive against 42% of LEGO® Powered Up's.

LeArm ships an update every 4 months, LEGO® Powered Up every 2 months. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | LeArm | LEGO® Powered Up |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (12 ratings)](https://appshunter.io/ios/app/learm/id1192117647/reviews) | **[3.6 (554 ratings)](https://appshunter.io/ios/app/lego-powered-up/id1367846574/reviews)** |
| Number of ratings | 12 | **554** |
| Positive reviews | 0.0% of reviews | **41.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 5 MB | 1.5 GB |
| Requires iOS | **9.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Hiwonder Technology Co.,Ltd](https://appshunter.io/developer/1090806812) | [LEGO](https://appshunter.io/developer/347363505) |

## What reviewers say

### LeArm

[App page](https://appshunter.io/ios/app/learm/id1192117647)

Control a robotic arm on your iPhone or iPad. Make it move up and down, grab objects, and perform various actions. This app is designed for interactive robotic arm manipulation.

**Highlights:** Robotic arm movement control, Grasping functionality, Interactive actions, iPhone and iPad compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is LeArm free?

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

### Is LEGO® Powered Up free?

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

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

LEGO® Powered Up is rated higher. LeArm averages 2.0 out of 5 from 12 ratings, while LEGO® Powered Up averages 3.6 from 554 ratings.

### Do LeArm or LEGO® Powered Up have ads?

Neither LeArm nor LEGO® Powered Up shows ads.

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

LeArm ships an update every 4 months, and LEGO® Powered Up every 2 months. Most recently, LeArm was updated on October 26, 2026 and LEGO® Powered Up on October 29, 2026.

---

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