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Convert Your 3D Mesh/Model STL Files to OBJ

Convert your STL to OBJ file that can then be edited in most popular 3D modelling applications such as Blender. Our tool works with all  STL files including the lesser known formats that support individual face colors within the model.

To convert your STL to OBJ, click the Upload button above and select the STL file to convert. When selected, the file will be converted to a OBJ file ready for download shortly afterwards. For more information about the STL to OBJ conversion process including what 3D file features are supported please see the conversion information section below for more information.

How to Convert your STL to OBJ Online?

Here are 2 simple steps to convert your STL to OBJ.

Upload a STL

Click the "Upload a STL File" button and select a STL to upload. The maximum file size is 100MB.

Download your OBJ

Click the download link once completed to receive your OBJ file.


What STL formats can I convert from?

You can convert from both text and binary STL files. If your STL file contains color information we will bring this over.

How can I convert my STL file to OBJ?

First click the "Upload..." button, select your STL file to upload. Select any configuration options. When the STL to OBJ conversion has completed, you can download your OBJ file straight away.

How long does it take to convert my STL to OBJ?

We aim to process all STL to OBJ conversions as quickly as possible, this usually takes around 5 seconds but can be more for larger more complex files so please be patient.

How accurate is the STL to OBJ conversion?

We aim to create the most accurate conversions with our tools. Our tools are under constant development with new features and improvements being added every week.

Is it safe to convert my STL to OBJ on ImageToStl.com?

Yes, of course! We do not store the STL file you submit to us. The resulting OBJ file, once created is deleted 1 hour after upload and the download link will expire after this time.

Can I convert STL to OBJ on Windows, Linux, Android, iOS or Mac OS?

Yes! Our STL to OBJ tool will run on any system with a modern web browser. No specialist software is needed to run any of our conversion tools.

What if I am using an Ad Blocker, will that affect things?

Yes. Although you can use an Ad Blocker, if you like our STL conversion tool please consider white-listing our site. When an Ad Blocker is enabled there are some conversion limits on some of our tools and processing/conversion times will be longer.