Access detailed information on US knife laws for all 50 states, DC, and many local jurisdictions. Understand possession, carry, and restrictions for various knife types to avoid legal issues. Includes expert advice on what to do if arrested.





6+ similar apps compared and reviewed
Whether you want more options like Heat Treater's Guide Companion or a completely different take on the same concept, our curated list of 6+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.





Access detailed information on US knife laws for all 50 states, DC, and many local jurisdictions. Understand possession, carry, and restrictions for various knife types to avoid legal issues. Includes expert advice on what to do if arrested.




Access the latest news, articles, and equipment information related to heat treatment. Share content easily and receive push notifications for new updates. Designed for professionals and enthusiasts alike.






Access a vast library of steel section properties for structural engineers and construction professionals. Browse over 5,000 steel shapes across international standards, compare profiles, and calculate weights. Includes advanced filtering and unit conversion tools.


This app helps you determine the correct weld parameter settings for optimal results. It guides you through a few simple questions to tune your welding machine for TIG, Stick, or MIG processes.


This app simplifies lab preparation for the Material Engineering Department at Cal Poly. It provides premier safety training and allows users to reserve equipment. Access essential resources for your lab work.


This app serves as a comprehensive pocket guide to woods from around the world. It provides detailed information and high-quality visual samples for over 200 different wood species, accessible offline. It's designed for quick identification and reference for professionals and enthusiasts alike.