STL converter

Free online conversion of files to stl and vice versa
Select files or drag & drop them here
About STL

STL (Stereolithography) is a format created by 3D Systems. Many other software packages support this file format. It is widely used for rapid prototyping, 3D printing, and computer-aided manufacturing.

How to convert a file to STL?

Click the «Choose files» button and select the files you want to convert. The maximum file size is 75 MB.

Select «STL» as the target format. Click «Convert» to start converting files to STL. It will only take a few seconds.

You did it! Your files have been converted to STL format. Now download them to your device.

Supported conversions

MiConv can convert files to STL format and vice versa. Check the table below.
Convert from STL

Advantages of MiConv

Online STL conversion

You don't need to download and install any software to convert files to .stl format. All conversions take place in the cloud.

File security

Your files are completely safe and accessible only to you. All files will be permanently deleted within 2 hours after conversion.

Fast and free

Convert your stl files in 2 clicks. And don't pay anything for it! This STL converter is free for all users.

See also

In addition to STL, we can convert many other file formats. Here are some popular conversions:
Over 1,500,000 users in 235 countries have used MiConv to convert files in 2022

So you're in good company! 👍🏻