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About Calculation spiral staircase
Calculating the size of the spiral staircase. With drawings.
Detailed and accurate calculation of a spiral staircase.
Saving calculations and access to them without an internet connection.
Generate drawings.
Support for 65 languages.
You must be connected to the Internet.
What's new in the latest 8.1
Last updated on Feb 5, 2019
Minor bug fixes and improvements. Install or update to the newest version to check it out!
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