Free Online 3D Model Viewer
View 3D models online for free. Open GLB, GLTF, OBJ, STL, FBX and PLY in your browser. Rotate, zoom, inspect meshes and materials without installing software.
3D Preview
Upload a model to start inspecting
What Is an Online 3D Model Viewer?
A browser-based 3D model viewer helps designers, engineers and creators quickly open mesh files, check topology and share visual context without launching heavy desktop apps. Fast3DModel uses WebGL to render your model interactively.
Supported 3D File Formats
| Format | Mesh | Colors | Textures | Animations |
|---|---|---|---|---|
| GLB | ||||
| GLTF | ||||
| OBJ | ||||
| STL | ||||
| FBX | ||||
| PLY |
How to View a 3D Model Online
- Click Choose File or drag a supported 3D file into the upload area.
- Wait for the model to load in the WebGL preview.
- Use rotate, zoom and pan to inspect the mesh.
- Toggle wireframe, fit the camera or take a screenshot as needed.
FAQ
Questions about the free online 3D model viewer.
What is an online 3D model viewer?
An online 3D model viewer lets you open and inspect 3D files in your browser with rotate, zoom and pan controls — no desktop software required.
Which formats does Fast3DModel support?
The viewer currently supports GLB, GLTF, OBJ, STL, FBX and PLY. Files are processed locally in your browser whenever possible.
Do I need an account to view 3D models?
No. You can upload a supported file and inspect it immediately.
Are my files uploaded to a server?
Local viewing is designed to keep file processing in your browser. You do not need to create an account to inspect a model.
Need AI generation too?
Create models from text or images in the Fast3DModel workspace, then inspect them with the same viewer engine.