File Extension Library

.STEP File Extension

  • Category: 3D Image Files

What are .STEP files and how to open them?

Can't open .STEP file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .STEP file.

What is a .STEP file extension?

.STEP file extension has been classified as 3D Image Files.

.STEP is STEP 3D Model

A STEP file is a 3D model file formatted in STEP (Standard for the Exchange of Product Data), an ISO standard exchange format. It contains three-dimensional data in a format that can be recognized by multiple programs.

In the CAD industry it can be difficult to share models between users with different CAD systems. The STEP format was developed as a solution to this problem. It is designed to be used similarly to how the .PDF format is used for saving documents in a widely supported format. You would most likely see the file when it is sent to you by another CAD user sharing a 3D model that you can view using different CAD software.

NOTE: The STEP format is STEP model files often use the .STP file extension.

List of all softwares that can open the STEP 3D Model
Dassault Systemes SolidWorks
Autodesk Fusion 360
Kubotek USA KeyCreator
Dassault Systemes CATIA
Siemens Solid Edge
SpaceClaim Engineer
CADSoftTools ABViewer
IMSI TurboCAD Deluxe
Autodesk Fusion 360
Dassault Systemes CATIA
Autodesk Fusion 360
Autodesk Fusion 360
Windows Phone
Autodesk Fusion 360
Autodesk Fusion 360

How to fix problems with .STEP files

  1. You need to update the application that you normally use to open .STEP files. Only the latest version of the software supports the current .STEP file format
  2. You need to check the .STEP file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)