Convert STL to FBX for Unity and Unreal
Generate or choose
STL
.stl
Ship or automate
FBX
.fbx
Free to start
Turn an idea into a game-ready 3D model.
Converters are for finishing and engine import. Need a new game asset? Generate one from a prompt or an image in Studio before choosing an export format.
Create a free account and 100 credits are added straight away — enough to generate your first model. The converter, polygon counter, LOD builder, pivot and viewer stay free and need no account.Convert STL to FBX for generated or uploaded low-poly assets. Drop a file, optionally reduce polygons to a target triangle count, then download.
What survives the STL → FBX conversion
Computed automatically from the capabilities of each format.
| Feature | STL | FBX | Status |
|---|---|---|---|
| Geometry (vertices & faces) | ✓ | ✓ | Preserved |
| UV texture coordinates | — | ✓ | N/A |
| Vertex normals | ✓ | ✓ | Preserved |
| Vertex colors | — | ✓ | N/A |
| Basic materials (diffuse, specular) | — | ✓ | N/A |
| Embedded textures | — | ✓ | N/A |
| Keyframe animations | — | ✓ | N/A |
| Skeletons & rigs (skinning) | — | ✓ | N/A |
| Morph targets / blend shapes | — | ✓ | N/A |
| Multiple meshes in one file | — | ✓ | N/A |
| Parent/child hierarchy | — | ✓ | N/A |