If you absolutely cannot afford PLS-CADD, these free alternatives exist — but none match its integrated workflow.
| Software | Purpose | Free? | Limitations | |----------|---------|-------|--------------| | QGIS with QTonLite | Line routing | Yes | No structural analysis | | OpenTower (research) | Lattice tower analysis | Yes | No GUI, limited support | | Frame3DD | General structural analysis | Yes | No pole/tower specific macros | | PLS-CADD Viewer | View only | Yes | Cannot analyze poles or towers | PLS-CADD POLE SAPS TOWER Free Downloa
For professional work, the time saved by PLS-CADD’s integrated sag-tension, wind/ice loading, and NESC/ASCE compliance justifies the cost. If you absolutely cannot afford PLS-CADD, these free
If you cannot get the PLS trial or student license, here are some free/open-source options for line design: If you cannot get the PLS trial or
TOWER is a software package used for the design and analysis of lattice steel towers and masts. It offers a comprehensive set of tools for modeling, loading, and analyzing tower structures. TOWER software enables engineers to efficiently design and check the structural integrity of towers according to various international standards and loading conditions. It's widely used in the telecommunications and utility sectors for ensuring that tower structures are safe and compliant with regulatory requirements.