# HoverBots Assembly Instruction vs LEGO® Builder

The clearest difference is update cadence: LEGO® Builder at every 3 weeks against HoverBots Assembly Instruction's every 37 months. LEGO® Builder also leads on ratings volume (285K vs 6) and chart position (#114 vs unranked). HoverBots Assembly Instruction's advantage is rating (5.0 vs 4.8) and iOS requirement (12.0 vs 15.1). 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.

HoverBots Assembly Instruction holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: LEGO® Builder has 285K ratings behind it against 6, so its average is the more settled of the two.

HoverBots Assembly Instruction ships an update every 37 months, LEGO® Builder every 3 weeks. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | HoverBots Assembly Instruction | LEGO® Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/hoverbots-assembly-instruction/id1480546764/reviews)** | [4.8 (285K ratings)](https://appshunter.io/ios/app/lego-builder-3d-instructions/id1486159728/reviews) |
| Number of ratings | 6 | **285K** |
| Positive reviews | — | 77.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Best chart rank | — | **#114** |
| Size | 152 MB | 264 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Franckh-Kosmos Verlags-GmbH & Co. KG](https://appshunter.io/developer/375309682) | [LEGO](https://appshunter.io/developer/347363505) |

## What reviewers say

### HoverBots Assembly Instruction

[App page](https://appshunter.io/ios/app/hoverbots-assembly-instruction/id1480546764)

This digital manual provides 3D, step-by-step assembly instructions for building models from the "Robotics: Smart Machines – HoverBots" engineering kit. It guides users through each stage of construction using the included pieces.

**Highlights:** 3D digital assembly instructions, Step-by-step guidance, Model building for HoverBots kit, Uses included kit pieces

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

**In-app purchases:** none


### LEGO® Builder

[App page](https://appshunter.io/ios/app/lego-builder-3d-instructions/id1486159728)

**Currently charting:** #114 Top Free · Entertainment (US App Store)

This app provides interactive 3D building instructions for LEGO sets. It allows users to zoom, rotate, and view models from all angles, with step-by-step guidance. It also features a collaborative building mode for multiple users and a digital library of thousands of instruction manuals.

**Highlights:** Interactive 3D building instructions, Zoom, rotate, and view from all angles, Step-by-step digital guidance, Collaborative 'Build Together' mode, Digital library of thousands of instructions, Track building progress and brick count

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Helpful for building sets
- 🤖 Great 3D instructions
- 💡 Ability to save built sets
- 🎨 Organized by theme and year

**What reviewers complain about**

- 🐛 Crashes when using sticker steps
- 🔍 Missing instructions for older/retired sets
- 🔍 Incomplete set of instructions for newer sets
- 🔍 Difficult to navigate and find specific sets
- 🔍 Inability to add older sets to collection

**Reported bugs**

- Sets disappearing from collection after updates
- Inability to log in and save collection
- Slow loading and reloading of instructions
- Zoom and navigation issues on instructions

**Requested features**

- Add more older/retired sets
- Improve navigation and search functionality
- Allow adding of older sets to collection
- Implement wishlist feature
- Add more personalization options for profiles


## Frequently asked questions

### Is HoverBots Assembly Instruction free?

HoverBots Assembly Instruction is free to download, with no in-app purchases.

### Is LEGO® Builder free?

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

### Which has better reviews, HoverBots Assembly Instruction or LEGO® Builder?

HoverBots Assembly Instruction is rated higher. HoverBots Assembly Instruction averages 5.0 out of 5 from 6 ratings, while LEGO® Builder averages 4.8 from 285K ratings.

### Do HoverBots Assembly Instruction or LEGO® Builder have ads?

Neither HoverBots Assembly Instruction nor LEGO® Builder shows ads.

### Which is updated more often, HoverBots Assembly Instruction or LEGO® Builder?

HoverBots Assembly Instruction ships an update every 37 months, and LEGO® Builder every 3 weeks. Most recently, HoverBots Assembly Instruction was updated on October 7, 2026 and LEGO® Builder on October 16, 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.*