Windows
Compatible Applications
File Extension Details
The PTX file format is a standard ASCII-based exchange format primarily used in 3D laser scanning and terrestrial surveying. It was developed by Leica Geosystems for use with their Cyclone software suite. A PTX file contains a structured grid of point cloud data, which includes the X, Y, and Z coordinates for each point, along with intensity values and RGB color information if captured by the scanner. Because it is an ASCII text format, it is highly portable and can be opened and parsed by a wide variety of third-party 3D modeling, CAD, and BIM software. However, because it is text-based, these files can become extremely large, making them less efficient for storage compared to binary formats like E57 or LAS. The format is widely used in architecture, engineering, and construction (AEC) for documenting existing site conditions, performing structural analysis, and creating digital twins of complex environments.
Programs that can open and work with .ptx files
Compatible Applications
Compatible Applications
Compatible Applications
Mobile Applications
About .ptx files
To open a .ptx file, you need compatible software. Here are some options:
To convert a .ptx file to another format, you can:
Like any file type, .ptx files can be safe or potentially risky depending on their source:
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