# LEGO® TECHNIC® AR vs ESS

The clearest difference is iOS requirement: LEGO® TECHNIC® AR at 13.0 against ESS's 15.0. 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® TECHNIC® AR ships an update every 2 months, ESS every 4 months. The most recent releases landed on October 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | LEGO® TECHNIC® AR | ESS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.1K ratings)](https://appshunter.io/ios/app/lego-technic-ar/id1593602183/reviews)** | — |
| Number of ratings | **3.1K** | — |
| Positive reviews | 72.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 853 MB | 120 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LEGO](https://appshunter.io/developer/347363505) | [Corferias - Centro Internacional de Negocios y Exposiciones](https://appshunter.io/developer/869045254) |

## What reviewers say

### LEGO® TECHNIC® AR

[App page](https://appshunter.io/ios/app/lego-technic-ar/id1593602183)

Enhance your LEGO Technic building experience with augmented reality. Interact with models through realistic simulations, games, and educational content. Explore vehicles and learn about engineering with interactive AR challenges.

**Highlights:** AR model interaction, Realistic sound effects, Robotics and engineering learning, Racing car simulations, Interactive mini-games, Life-size model viewing, X-ray view

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Jaw-dropping experience
- 👍 Realistic racing and AR
- 🤩 Amazing build experience
- 💡 Customizable and competitive
- 🤩 Immersive and engaging

**What reviewers complain about**

- 🐛 Scanning issues and glitches
- 🔋 Battery-intensive
- 🤔 Limited content and features
- 🤨 Unnecessary for some users

**Reported bugs**

- Freezing and crashing issues
- Inability to scan or detect models
- Glitchy track movement and positioning

**Requested features**

- More compatible LEGO sets
- Additional tracks and modes
- Offline or standalone gameplay
- Improved scanning and stability


### ESS

[App page](https://appshunter.io/ios/app/ess/id6748487909)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LEGO® TECHNIC® AR free?

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

### Is ESS free?

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

### Do LEGO® TECHNIC® AR or ESS have ads?

Neither LEGO® TECHNIC® AR nor ESS shows ads.

### Which is updated more often, LEGO® TECHNIC® AR or ESS?

LEGO® TECHNIC® AR ships an update every 2 months, and ESS every 4 months. Most recently, LEGO® TECHNIC® AR was updated on October 16, 2026 and ESS on September 30, 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.*