Calculatis: a professional online timber design tool

Calculatis by Stora Enso is a free professional online design tool for timber structures.

Multifaceted timber design tool

Calculatis can be used to design floors, roofs, columns, beams, headers, supports, and CLT and LVL elements. The tool can also conduct thermal and condensation analyses, fire design (E and I criteria) and Swiss building code (SIA).

A tool for everyone

Anyone can use Calculatis as it is free and can be used directly through your web browser. The software is also available in six different languages, and the PDF output files can be created in different languages to the operating language.

Calculatis has over 10 500 registered users worldwide.


Order your free access to Calculatis now by registering with Stora Enso

Key features

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    Available in six different languages

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    Compatible with all operating systems and web browsers

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    Easy to use

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    Tailored to different market regulations