Best Free GLTF to STL Converter Software for Windows

Here is a list of Best Free GLTF to STL Converter Software for Windows. These are the free software that allow you to convert file format of a 3D model from GLTF (Graphics Library Transmission Format) to STL (Stereolithography). In these converters, you can import a 3D GLTF model that you want to convert and then export it to STL format. Besides STL, these converters also support output formats like OBJ, DAE, FBX, PLY, 3DS, and more to convert a GLTF model.

Before conversion, you can also have a look at the GLTF model from different angles and using tools like zoom, pan, rendering modes, lighting options, camera settings, and more. Furthermore, you also have the flexibility to edit the input GLTF file before converting it to STL. To do so, these converters provide you several 3D modeling tools including extrude, sculpt, rotate, scale, create meshes, insert 3D shapes, merge, subtract, and many more. Plus, some advanced features like Animation, 3D Print, Order Online Print, and more are also available in some of these.

All in all, these are feature-rich yet very easy to use converters through which you can convert your GLTF models to STL and other file formats.

My Favorite Free GLTF to STL Converter Software for Windows:

Wings 3D is my favorite software to view, edit, and convert GLTF to STL and a lot more other formats. It is a clean, intuitive, and an easy to use 3D modeler which is suitable for beginners as well as professionals.

You may also check out lists of best free STL to GLTF ConverterGLTF to FBX Converter, and OBJ to GLTF Converter for Windows.

Wings 3D

Wings 3D is a nice 3D content modeling software that can be used for GLTF to STL conversion. In it, you can load a 3D model in GLTF format and then you can change its format to STL without much hassle. Besides STL, you can convert GLTF to a number of 3D formats including OBJ, DAE, 3DS, PLY, etc.

In this software, you can find tools like scale, rotate, move, mirror, extrude, shell extrude, sculpt, tweak, bevel, material editor, dissolve, and more 3D modeling tools. Using these tools, you can also edit loaded GLTF model before performing format conversion. Apart from that, it is packed with several 3D visualization tools that can be used to view and analyze GLTF file. The viewing tools including pan, rotate, zoom, different views, wireframe rendering, scene light, etc.

Now, you can checkout the proper step by step conversion process below.

How to GLTF to STL in Wings 3D:

  • Launch this software and then open a GLTF 3D model that you want to convert by going to File > Import > GLTF function.
  • As you load the model, you will be able to visualize it on the screen. And, you can make use of available editing tools to modify the model.
  • Next, you need to go to the File menu and click the Export > STL option.
  • After that, provide output folder, filename, and then press the Save button to initiate the GLTF to STL conversion process.


It is a good, simple yet effective 3D CAD software that lets you view, edit, and convert GLTF model to STL and some other 3D file formats.


Blender is a free open source GLTF to STL converter for Windows, Mac, and Linux. It is quite a popular software amongst animators as it lets you create professional 3D content and animations. You can also use it to convert format of 3D models. A lot of input and output formats are supported in it including GLTF and STL. So, you can simply import a GLTF file and then export the model to STL format. FBX, DAE, PLY, and OBJ are some other supported input and output formats in it.

You can also view, analyze, and manipulate your model prior to conversion. For that, it provides various view modes, transformation options, 3D mesh designing tools, shapes, extrude, sculpt, and more tools. It also provides you animation features to make a 3D moving object model. You can also edit videos and add VFX effects to your videos using it. Now, without much ado, let’s checkout GLTF to STL conversion steps.

How to convert GLTF to STL in Blender:

  • Open this software and go to its File menu and use the Import > glTF option in order to import the source GLTF file.
  • Next, as per your need, visualize and modify the GLTF model before conversion.
  • After that, go to its File menu and from the Export options, click the STL format option.
  • Finally, give the output folder and filename and then press the Save button to start GLTF to STL conversion process.


It is a good 3D animation modeling software that you can use as a GLTF to STL converter software.

3D Builder

3D Builder is a free GLTF to STL converter app for Windows 10. As you can guess by its name, it is mainly a 3D modeling app for Windows 10 that also lets you convert 3D file format. It supports common 3D file formats that you can work on in this app. You can view, edit, and convert models like GLTF, STL, OBJ, PLY, etc.

It provides you a sufficient amount of tools to design a 3D model, like Subtract, Intersect, Extrude, Insert 3D shapes,  Merge, Paint, Smooth, Emboss, Simplify, Split, etc. These tools can be used to modify GLTF model before converting its format to STL. Plus, features like 3D Print, Print on Paper, Order Online Print, Share, View options, and more are also provided in it. You can now check out the steps to convert GLTF to STL below.

How to convert GLTF to STL in 3D Builder:

  • First, open a 3D model by importing a GLTF file that you want to convert.
  • Now, view your model and if needed, you can make changes to it with the help of available designing tools.
  • After that, go to its File menu and press the Save As option.
  • At last, select STL as output format and then click the Save button to start GLTF to STL conversion process.


It is an easy to use and decent 3D building app using which you can convert GLTF to STL without putting in too much effort.

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