With Creo 7.0, PTC amply demonstrates its skill at adding compelling new features to an already robust tool-set using smart partnerships to extend its capabilities even further. Read the PTC Creo 7.0 Review by Develop 3D. New in Creo 7.0. Also known as PTC Creo, Creo is a multipurpose 3D modeling software for CAD, CAM, CAE. This software caters to everything: product design, development, and manufacturing. Creo was initially called Pro/engineering when it was released by PTC in 1. Creo is a MacOS tool which aims to combine the Design and Development process into a single easy to use application.Traditional mobile app creation process is split between the design process and the development process, Creo merges the two separated steps into a single tool which enables you to focus on what makes your app unique instead of wasting time building a nonfunctional prototype.