Ranking updated
LEGO apps in 2026
For building a set, LEGO Builder is the official instructions app: 3D steps you can zoom and rotate, and a Build Together mode for building as a group. For motorised sets like LEGO City trains, LEGO Powered Up drives them over Bluetooth and lets you code your own creations. For kids who want to create, LEGO Play has a brick builder, a stop-motion studio and drawing tools. Details below.
How we picked: we listed only LEGO’s own apps and matched each to the job people want it for: instructions, motorised sets, or play. Facts come from each app’s own store description.
LEGO building instructions app
LEGO Builder is the official building instructions app for LEGO sets: step-by-step digital instructions in 3D that you can zoom and rotate to see each brick. Build Together lets several builders share one set: share a PIN, divide the steps and take turns.
Motorised sets and play
LEGO Powered Up controls motorised sets over Bluetooth, such as the LEGO City trains, and lets you build new creations from Powered Up parts and code them to move. LEGO Play is a safe creative app for kids with a Brick Builder for 3D LEGO creations, a Stop-Motion Studio for films, and drawing and pattern tools.
| App | Best for | Platforms | Price | Age rating in App Store |
|---|---|---|---|---|
| LEGO BuilderApp StoreGoogle Play | official 3D building instructions | iOS, Android | free | 4+ |
| LEGO Powered UpApp StoreGoogle Play | driving and coding motorised sets | iOS, Android | free | 4+ |
| LEGO PlayApp StoreGoogle Play | safe creative app for kids | iOS, Android | free | 4+ |
Frequently asked questions
Where can I find LEGO building instructions on my phone?
In LEGO Builder, the official instructions app for LEGO sets, with 3D steps you can zoom and rotate.
Which app controls LEGO trains?
LEGO Powered Up drives motorised sets such as the LEGO City trains over Bluetooth.