Trimjoist Unveils TrimJoist Analyzer™: Free Single-Member Joist Analysis Software for Building Design Professionals

BOISE, Idaho – (December 9, 2025) — Trimjoist, the leading manufacturer of high-quality, trimmable, open-web floor joists, announced the official release of TrimJoist Analyzer™, a free joist analysis software created to aid in joist evaluation for building design professionals. The new tool gives architects, engineers, builders, and project designers a straightforward way to review suitability and performance of the TrimJoist system at various loadings, spans, and spacings in the early stages of a project.

“Design teams often need a quick, reliable way to understand how a joist will behave under different conditions,” said Skyler Thomas, Director of Strategic Development at Trimjoist. “TrimJoist Analyzer™ offers exactly that through an intuitive interface and immediate analysis results. We’re proud to deliver a practical tool designed to support informed, smarter decisions from the very start.”

A Practical Tool Built for Today’s Design Workflows

TrimJoist Analyzer™ is available for both Windows & Mac operating systems and features a clean, straightforward user interface tailored for quick yet thorough joist evaluations.

Notable capabilities include:

• Single-Member Analysis: Review individual TrimJoist® open-web components and their expected performance.
• Adjustable Design Settings: Experiment with a range of spans, loads, and joist depths.
• Professional PDF Reports: Generate polished, submittal-ready PDF design sheets for clients, internal review, and building officials.
• Access for Approved Users: Available upon request through our website for verified designers, engineers, and qualified customers.
• Advanced Options: A JSON interface gives power users the ability to integrate directly with our analysis engine. These capabilities are already demonstrated through the TrimJoist integration within iStruct®*.

“Our intention was to give industry professionals a tool that helps them analyze joist performance quickly and accurately,” added Brian Thomas, President and COO of Trimjoist West. “From early load and span checks to exploring how TrimJoist® performs in specific design scenarios, TrimJoist Analyzer™ delivers the clarity professionals need to support confident decision-making on their next project.”

How to Get Started

TrimJoist Analyzer™ is offered at no charge.

• Request access at trimjoist.com/sizing-softwareware
• Review the User Guide or Quick-Start Tutorial
• Explore additional design resources and technical support through the Trimjoist website

Advancing Design Through Better Tools

This launch underscores Trimjoist’s ongoing commitment to supporting the building design community with practical, engineering-driven solutions. By offering a free tool that integrates seamlessly into existing workflows, the company continues to strengthen its role as a trusted partner to architects, engineers, and builders working across residential and light commercial projects.

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About Trimjoist

Trimjoist is a third-generation manufacturer carrying forward a family legacy of joist innovation. What began with the development of truss manufacturing by the Sanford family evolved into the invention of the TrimJoist®—the first open-web, field-trimmable floor joist. Today, with production facilities in Mississippi and Idaho, Trimjoist continues to build on that heritage, proudly manufacturing in the USA and delivering superior products and support to the construction industry. For more information, visit trimjoist.com.

** iStruct® is a registered trademark of Simpson Strong-Tie Company, Inc.