SceneStudio is a 3D modeling creation software which support for SceneKit export.
Import 3d Format : obj abc usd usda usdc usdz ply stl dae scn
Export 3D formats: scn obj stl dae
Export images : jpg png tif bmp gif
Boolean operation: union subtract intersect
Lights:omni,spot,directional,ambient,ies
Particle system