Every calculator, with the working — and for the heavy ones, Pro+.

Pro opens the calculators, the step-by-step working, PDF reports and the Pro sections of the material library. Pro+ adds the tools marked Pro+. Paid once for a month or a year — nothing renews by itself.

Monthly Yearly SAVE UP TO 50%

FREE ACCOUNT $0 Sign up with e-mail, Google or LinkedIn.

Run the free calculators
Step-by-step solution
Save & history
Material library: free sections

Create a free account

PLAN PRO SAVE 50% $10$5 / month + VAT One payment of $10 + VAT. Ends after a month.One payment of $60 + VAT. Ends after a year.

Everything in the free account
Run every Pro calculator
Full step-by-step working
PDF report with your logo
Material library: Pro sections and data
Whole library download (JSON)
Early access to new tools

Buy 1 month of Pro Buy 1 year of Pro

PLAN PRO+ SAVE 38% $100$62.50 / month + VAT One payment of $100 + VAT. Ends after a month.One payment of $750 + VAT. Ends after a year.

Everything in Pro
Pro+ calculators — the heavy tools marked Pro+
Their full working, reports and files

Buy 1 month of Pro+ Buy 1 year of Pro+

PRO IN THE CALCULATORSAll 21 tools, the working and the report.Pro-only tools such as the tube flower pattern with its DXF, the full hand calculation with your numbers, saved work and PDF reports with your logo.See the calculators →

PRO IN THE MATERIAL LIBRARYThe data behind the free summary.The sections of each material marked Pro — the sections marked Pro — and the whole library in one file.See the material library →

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