How It Works
Discover what you can build with the LEGO sets you already own. It's easier than you think.
3 Simple Steps
From your LEGO collection to new builds in minutes
Add Your Sets
Enter the set numbers of the LEGO sets you own. We'll automatically import all the parts and pieces from each set.
- Quick set number lookup
- Automatic part import
- Track quantities
Discover What You Can Build
We analyze your entire part collection and find other LEGO sets you can build – either fully or with just a few missing pieces.
- Instant buildability check
- "Almost buildable" suggestions
- Percentage completion tracking
Get Missing Parts
For sets you're close to completing, we show exactly which parts you need. Buy them from trusted marketplaces with region-based pricing.
- Exact part lists
- BrickLink & BrickOwl links
- Region-based shop suggestions
Perfect For
Whether you're a casual builder or a serious collector
Families
Keep kids entertained by discovering new builds from sets you already have.
AFOLs
Adult fans with large collections can find hidden building potential.
MOC Builders
Know exactly what parts you have before starting your next creation.
Ready to Start?
Add your first set and see what you can build in seconds.
Try It FreeNo account required • Start building in seconds