Model

Open your model

GLB, glTF, OBJ (with its .mtl and pictures), STL, PLY, 3MF, FBX, Collada, VRML, X3D, OFF, USDZ or 3DS, or a ZIP of the model’s folder. Up to 200 MB and 2,000,000 triangles; it stays on this device. Or drop the files on the preview.

Repair

Merge duplicate cornersRemove empty and repeated facesTurn every face outwardStore smooth shading (sharp edges kept)It lies on its back (Z-up): stand it uprightCentre it and fit a unit box

What each format keeps

GLB (glTF binary): shape, surfaces, colours, pictures; Draco, Meshopt and quantized files too
glTF (.gltf with its .bin and pictures): shape, surfaces, colours, pictures (add the .bin and pictures with it)
OBJ (with its .mtl): shape, surfaces; colours and pictures from the .mtl when you add it
STL (3D print): shape only (STL has no colour)
PLY: shape, normals, texture coordinates
3MF (3D print): shape and base colours
OFF: shape only
X3D: shape only
FBX: shape and surface colours (rest pose; textures are not carried over)
Collada (.dae): shape and surface colours
VRML (.wrl): shape and surface colours
USDZ: shape and surface colours
3DS: shape and surface colours

Look

Main colourAccent (glow)

Tint amount

Lighting

Light

Backdrop

Transparent: in Classic and Studio the layers under the model show through; a WebM loop keeps the transparency.

Music

Song: the sample beat

Sample beat at 120 BPM. Press Play for the sample song, or choose your own.

Choose a song

Turntableper bar

Bounce on kicks

Scale with bass

Glow with highs

Wireframe pulse

Shatter on drops

Spin on new sections

Tempo when the song has noneBPM

Camera

Camera move

Camera speed

Camera distance

Camera height

Model size

Tiltdegrees

Convert and compress

What is it for?Web smallThe smallest GLB for websites and the editors: about 50,000 triangles, Meshopt compressed, pictures at most 1024 px WebP.Social postA GLB a social 3D post accepts: under 3 MB, plain glTF with no extensions, pictures 1024 px JPEG.3D print STLAn STL a slicer accepts: corners merged, faces turned outward, empty faces removed, standing on the floor.Keep qualityEvery triangle and picture kept; the GLB is quantized to 16 bits and Meshopt compressed, usually a third of the size.Target file sizeA GLB under the size you choose: pictures shrink first, then triangles, until it fits.