81 File Extension - What is it and how to open 81 format

Opening 81 files

Have a problem opening a .81 file? We collect information about file formats and can explain what 81 files are. Additionally we recommend software suitable for opening or converting such files.

What is the .81 file type?

Pro/ENGINEER Versioned File.

3D-Tool-File (ProE).

Software to open or convert 81 files

You can open 81 files with the following programs:
3D-Tool by 3D-Tool GmbH & Co. KG
3D-Tool by 3D-Tool

Popular formats