Join RKALC

Engineering tools built for clearer decisions.

Create your RKALC account and start exploring practical structural engineering tools, learning resources and the growing RKALC engineering community.

RKALC 7-day free access

Welcome to RKALC.

RKALC was developed by structural engineers to support everyday calculations, design checks, verification and independent review, with tools aligned to Australian engineering practice.

  • Access FeaKALC, ConcreteKALC, STM Calculator, TribKALC and other engineering tools.
  • Use transparent calculation workflows for preliminary design, checking and verification.
  • Maintain a clearer calculation trail and independently review software output.
  • Connect with the RKALC engineering community as the platform continues to grow.

You can explore RKALC free for the next 7 days. If you need additional time to evaluate the platform, simply get in touch with us.

Account tip: Unless you are joining through a company RKALC Pool Licence, we recommend using your personal email address so your RKALC account stays with you if you change employers.

Create your account

Enter your details below to join the RKALC community.

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Choose a password you do not use elsewhere. Your RKALC sign-in details should remain personal to you, even when your access is provided through a company licence.
By creating an account, you can begin using the available RKALC tools and resources immediately.