How to Convert GLTF to FBX — Quick & Free
Fast, instant GLTF to FBX conversion. No signup required. Just drop your .gltf file and get .fbx in seconds.
Batch Settings
Some metadata may not survive
Your GLTF file may contain glTF extras, extensions metadata. FBX has limited or no support for these metadata types. Location data (GPS), camera settings, and color profiles may be stripped during conversion.
在三维内容创作与分享日益普及的今天，GLTF（GL Transmission Format）因其开放性、高效性和对Web友好的特性，成为了许多开发者和设计师的首选。它就像数字世界的通用语，让模型在不同平台间轻快流转。然而，当您的项目需要与更专业的游戏引擎、影视制作软件或传统三维工作室深度协作时，FBX（Filmbox）格式往往是不可或缺的桥梁。FBX以其强大的兼容性和对动画、骨骼、材质等复杂数据的良好支持，在专业领域占据主导地位。本工具旨在帮助您无缝转换GLTF模型至FBX，确保您的三维资产在跨平台工作流中保持完整性和专业度，让您的创意在更广阔的空间中绽放。
- 微信小程序与小游戏开发
- 移动端AR/VR应用
- 游戏美术外包流程
在大中华区，尤其是在游戏开发和BIM（建筑信息模型）领域，FBX格式仍是主流交付标准。许多本地工作室和外包团队在与国际伙伴协作时，也常遇到GLTF与FBX互转的需求，以适应不同的项目规范。
About GLTF to FBX Conversion
Short answer: yes, you can convert GLTF to FBX online for free, and quality is well preserved with the right settings. Just upload your .gltf file to CocoConvert, pick FBX as the output, and click Convert. The whole process takes seconds.
Now for the details. glTF is an open 3D scene format designed for efficient web and real-time delivery. FBX is Autodesk's 3D interchange format supporting animation, materials, and skeletal data. Converting between these two formats lets you convert between formats quickly.
Full Name: GLTF uses GL Transmission Format, while FBX uses Autodesk FBX. Compression: GLTF uses Lossless, while FBX uses Lossless. Typical File Size: GLTF uses 100 KB–50 MB (JSON + separate binary), while FBX uses 1–500 MB.
Your GLTF file is decoded and re-encoded as FBX. Converting GLTF to FBX maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert runs entirely online — no software to install, no account to create. Your files are encrypted during upload (TLS), processed on isolated servers in Germany, and permanently deleted after 24 hours. It works in Chrome, Safari, Firefox, Edge, and all mobile browsers.
Need to convert more than one file? Free users can do 5 per hour. Pro gets 100 per hour with files up to 5 GB each.
How to Convert GLTF to FBX
- 1
1. Upload GLTF
Drop your .gltf file onto the page (or tap "Browse" on mobile). Add multiple files for batch conversion.
- 2
2. Select FBX
Choose .fbx from the output dropdown. Settings are pre-configured for best results.
- 3
3. Convert
One click. The server handles all the heavy lifting using FFmpeg and Sharp.
- 4
4. Download
Your .fbx file is ready. Download it directly or get all files as a zip archive.
What Happens When You Convert GLTF to FBX
Your GLTF file is decoded and re-encoded as FBX.
Your GLTF file is uploaded and the format is validated
The file content is decoded into its raw representation
The data is re-encoded in FBX format with optimal settings
The converted file is ready for download
GLTF vs FBX — Detailed Comparison
| Feature | .GLTF | .FBX |
|---|---|---|
| Full Name | GL Transmission Format | Autodesk FBX |
| Compression | Lossless | Lossless |
| Typical File Size | 100 KB–50 MB (JSON + separate binary) | 1–500 MB |
| Platform Support | Very Wide | Very Wide |
| Browser Support | modern browsers | none |
| Year Created | 2015 | 2006 |
| Open Standard | Yes | No |
Should You Convert GLTF to FBX?
When to Convert
- ✓When you specifically need a FBX file for your workflow
Frequently Asked Questions
Is GLTF to FBX conversion free?
Yes. CocoConvert offers free GLTF to FBX conversion with generous daily limits — 25 minutes of processing time and up to 5 files per hour (250 MB each). Pro plans remove these limits.
How fast is GLTF to FBX conversion?
Most files convert in 2–10 seconds depending on size. Large 3d model files may take 30 seconds. Batch jobs process in parallel for maximum speed.
What happens to my files after conversion?
Your uploaded GLTF file and the converted FBX file are both automatically deleted from our servers within 24 hours. They are never shared, sold, or analysed.
Does converting GLTF to FBX lose quality?
Converting GLTF to FBX maintains high quality with CocoConvert's optimised encoder settings.
Can I convert FBX back to GLTF?
Yes, CocoConvert supports FBX to GLTF conversion as well. However, if the original conversion involved lossy compression, converting back won't recover the lost data.
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