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LEGO® Builder: 3D Instructions

LEGO® Builder: 3D Instructions

Build solo or as a team.

282K ratings
3706 reviews
#116 in free Entertainment
🔧 Utilities
🎬 Entertainment
Free

Details

  • Released
  • Updated
  • December 11, 2019
  • September 10, 2026

Developer

LEGO
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LEGO® Builder: 3D Instructions screenshot #1 for iPhone
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LEGO® Builder: 3D Instructions screenshot #8 for iPhone
iphone
ipad
📉no. 116
Charts↘︎
📌Ready
Reviews summary↘︎
⭐3.7K
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📝40+ tags
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🔄6+ apps
Alternatives↘︎
🎪1 in live
Events↘︎
❓5 answered
FAQ↘︎
📦~ in 2 weeks
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About

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.

✓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
Show original description

What users say

Summarized from real user reviews of LEGO® Builder. Based on 282K reviews and a 4.8/5 average, it highlights the 5 positives and 5 negatives reviewers mention most about this Entertainment app.

Positive things

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

Negative things

  • 🐛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
See all reviews

What's New in LEGO® Builder

4.3.8

September 10, 2026

We’ve made the LEGO Builder experience even more awesome. How? Well, we fixed some pesky bugs and improved performance in the app. Now you can build even bigger, better than before!

More

Charts

Top Free

📉 116-3

Entertainment

This app dropped -3 positions in Entertainment chart.

Last updated on September 18, 2026.

Events

Read more about Ready to Build, Trainer?
Event EndedSpecial Event

Ready to Build, Trainer?

Your next Pokémon™ adventure awaits.

Aug 8, 2026 — Sep 8, 2026

Read More

Read more about Build. Dribble. Score!
Event EndedLive Event

Build. Dribble. Score!

Build your favorite players and soccer moments.

Jun 26, 2026 — Jul 27, 2026

Read More

Read more about Build Easter treats
Event EndedSpecial Event

Build Easter treats

What Easter creations will you build?

Mar 23, 2026 — Apr 10, 2026

Read More

See All

User reviews

Most RecentHighest RatedLowest Rated

Wonders!

This truly help out so much. The 3d instructions pleased my brain. Usually I would estimate where the piece goes, get it wrong, and have to restart. It helped find where to place my pieces. Amazing app keep it up Lego!!!!
Happy Customer 4evaHappy Customer 4eva

Best app ever

Sometimes your little brothers throw away your instructions or rip them apart or if you just lose them or something or you don’t have them after like years and you wanna go through your Lego box you can just look up this app and you’re done 10 out of 10
Roku Roku 

Best way to find legos

I always don't remember what Lego I want then I just go to what category of the Lego is in and then I find it
The best Lego app in historyThe best Lego app in history

Wonderful builds

I love it that I can get the manuals to rebuild my sets when I had to move them. It’s great no wonderful! Thanks
msshortcake71msshortcake71

I can build with a app I can build my Lego set

This Lego builder 3d whatever i want
Roberto Jr Morales Gonzalez Roberto Jr Morales Gonzalez 
See 3701 more reviews

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User experience

🐞

Reported Bugs

4 issues

Sets disappearing from collection after updates

Bug

Inability to log in and save collection

Bug

Slow loading and reloading of instructions

Bug

Zoom and navigation issues on instructions

Bug
✨

Requested Features

5 requests

Add more older/retired sets

Feature

Improve navigation and search functionality

Feature

Allow adding of older sets to collection

Feature

Implement wishlist feature

Feature

Add more personalization options for profiles

Feature

FAQ

What does the LEGO Builder app do?

The LEGO Builder app provides official 3D building instructions for LEGO sets. It offers an interactive experience where you can zoom, rotate, and view models from every angle, with clear step-by-step digital guidance to help you build your sets.

What are the key features of the LEGO Builder app?

Key features include an intuitive 3D building experience, step-by-step digital instructions, a collaborative 'Build Together' mode for multiple users, a digital library of thousands of instructions, and the ability to track your building progress and total bricks built.

Is the LEGO Builder app free to use?

Yes, the LEGO Builder app is completely free to download and use. There are no in-app purchases or advertisements mentioned in the app's description.

What are the system requirements for the LEGO Builder app?

The app requires a stable internet connection to function, as it accesses a digital library of instructions and may update with new content. Specific device compatibility is not detailed, but it is designed for mobile devices.

How can I use the 'Build Together' feature?

The 'Build Together' feature allows multiple builders to collaborate on a single LEGO set. You can share a PIN code to join as a host or builder, divide tasks, and take turns completing building steps to finish the model as a group.