Drop a PLY file, check the preview, download OBJ. The conversion runs in your browser, so your model never leaves your device.
Files are processed entirely in your browser. Nothing is uploaded to a server.
Any 3D edit is just a prompt away.
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PLY files usually come out of 3D scanners and photogrammetry pipelines. The format stores a mesh, optionally with per-vertex color.
The converter writes a plain OBJ that imports cleanly into Blender, Maya, and most game engines, which makes it a practical handoff format for further editing.
GrandpaCAD turns a text prompt into a ready-to-print 3D model. Functional parts, organic shapes, multi-color prints. No CAD skills needed.
"Phone stand with cable slot, 70mm wide, 15 degree angle"
