Convert GLTF to FBX Online
Need FBX instead of GLTF? This free converter changes GLTF files into FBX in seconds, right in your browser.
How to convert GLTF to FBX
- Upload your GLTF file. Drag it onto the box above or click to browse. Files up to 200 MB are accepted.
- Choose FBX as the output. The target format is pre-selected on this page — just press “Convert now”.
- Download the result. Conversion runs on our own server and the download starts as soon as it is ready. Your files are deleted automatically.
Why convert GLTF to FBX?
GLTF is the 'JPEG of 3D' — a compact, web-friendly 3D scene format. FBX is autodesk's rich 3D interchange format with animation, rigs and materials. That difference is exactly why converting between them is so common: FBX is the better choice for game engines, animation pipelines, film.
GLTF vs FBX: key differences
| GLTF | FBX | |
|---|---|---|
| File type | scene | scene |
| Typical use | web 3D, AR/VR, real-time viewers | game engines, animation pipelines, film |
| Compatibility | Native in three.js, Babylon.js and modern engines. | Industry standard; best supported by Autodesk tools. |
Tips for a clean GLTF to FBX conversion
- Native in three.js, Babylon.js and modern engines.
- Use the highest-quality source GLTF you have — converting a compressed file again cannot restore lost detail.
- If you only need a smaller file, try a lower resolution or bitrate instead of a different format.
- Keep the original GLTF until you have checked the converted FBX opens the way you expect.
Frequently asked questions
How do I convert GLTF to FBX?
Upload your GLTF file to the converter on this page, make sure FBX is selected as the output format and click “Convert now”. When the conversion finishes the download starts automatically.
Is this GLTF to FBX converter free?
Yes — it is completely free and needs no account. Files up to 200 MB are accepted, and heavy use is rate-limited so the service stays available for everyone.
Will converting GLTF to FBX reduce quality?
FBX uses its own compression, so the converted file is re-encoded. Quality loss is minimal at sensible settings, but keep the original GLTF if you may need to convert again later.
What is a GLTF file?
GLTF is the 'JPEG of 3D' — a compact, web-friendly 3D scene format. Its technical name is GL Transmission Format and it is typically used for web 3D, AR/VR, real-time viewers.
What is a FBX file?
FBX is autodesk's rich 3D interchange format with animation, rigs and materials. Its technical name is Filmbox and it is typically used for game engines, animation pipelines, film.
Can I convert GLTF to FBX on my phone?
Yes. The converter runs in the browser on Android, iOS, Windows, macOS and Linux — no app installation is required.
Are my files kept on the server?
No. Uploaded files and converted results are deleted automatically a short time after the conversion finishes.