For everyone with a 3D printer
Finally, design your own 3D prints.
Snap blocks together like a game. Get a part that fits - to the millimeter.
Free demo on itch.io · Runs in your browser · No CAD skills needed
Four steps. One evening.
From idea to a part in your hand.
- 1
Snap it together
Blocks click into place. Every millimeter exact.
- 2
Drag to size
Pull a handle. Or just type the number.
- 3
Split anything
Cut any block into pieces. Edit just the one you need.
- 4
Fit the real thing
Drop in the board. Build the case around it.
Ready-made parts. Pick a size.
Screw holes, nut traps, bearing seats, motor and servo mounts. You set the size - the generator does the math.





Screw hole - M2-M5. Round, or hex for a nut.
Start from something real.
Open a project. Make it yours.
Ring box
Press-fit lid, hidden magnet.
44 × 37 × 13 mm
Raspberry Pi 5 case
Built around the board. Lid included.
93 × 64 × 32 mm
Desk organizer
Pens, bits, phone, cables. One print.
120 × 80 × 33 mm
Fidget spinner
Three 608 bearings, press-fit.
90 × 30 × 7 mm
RC pusher plane
Fuselage with servos, battery and motor in place.
130 × 390 × 117 mm
Your first design is one evening away.
Try the demo in your browser. Nothing to install.
On itch.io, right in your browser.
Full version
- Steamfor PCSoon
- App Storefor iPadSoon