STL→FBXConverter
Convert your STL files to FBX format instantly. Free, fast, and secure - your files never leave your browser.
↔ Convert FBX to STL insteadDrop file or click to browse
Max 100MB • Auto-deletes after 3 min
How to Convert STL to FBX
Upload Your File
Drag & drop your STL file or click to browse. Files up to 100MB are supported.
Convert
Click "Convert to FBX" and wait a few seconds for processing.
Download
Download your converted FBX file instantly. No registration needed.
Why Convert STL to FBX?
Converting STL to FBX enables cross-platform CAD compatibility, letting you share 3D models with collaborators using different engineering and design software.
About STL and FBX
What is STL?
STL (Stereolithography) is the standard file format for 3D printing, describing only the surface geometry of 3D objects as a mesh of triangles.
What is FBX?
FBX (Filmbox) is Autodesk's 3D interchange format supporting geometry, materials, textures, animations, and skeletal rigs. It's the standard for game development and film production.
Frequently Asked Questions
How do I convert STL to FBX?
Upload your STL file using the converter above, then click "Convert". Your file will be processed and you can download the converted FBX file immediately. The entire process takes just seconds.
Is it free to convert STL to FBX?
Yes, ModConvert is completely free to use. There are no hidden charges, no registration required, and no watermarks on your converted files.
Is my STL file safe when converting?
Absolutely. Your files are processed securely and are never stored permanently on our servers. Files are automatically cleaned up after conversion to protect your privacy.
What is the maximum file size for STL to FBX conversion?
You can convert STL files up to 100MB in size. This covers most common use cases for cad files.
Can I convert multiple STL files at once?
Yes, you can upload and convert multiple STL files. Each file will be converted to FBX format individually for the best quality results.