CHAAAM ENGINEERING

Engineering tools.
One workspace.

Practical calculations for the people who design, manufacture and improve things. See the equations, check the units, and export your results.

✓ Free✓ Local calculations✓ No account
10 calculators & studiosWorking in your browser
6 advanced engineering toolsSPC, CAD, tolerance and physics
1 engineering workspaceSeparate from office tools
CALCULATION STUDIO

Choose an engineering tool

Ten working tools with calculations, diagrams and local file analysis.

10 tools
AVAILABLE · GENERAL

Engineering Unit Converter

Convert engineering units and temperatures.

Live calculator

Input presets saved on this device only

Save reusable calculation settings. Measurement uploads and pasted SPC datasets are not saved.

ⓘ Engineering use: Check inputs, equations, standards, machine limits and operating conditions. These are engineering calculation aids, not design certification, safety approval or manufacturer recommendations. Check applicability and independent references.
QUICK ACCESS & LEARNING

Explore individual engineering calculators

Every calculator has its own shareable page with a worked example, formulas and model limitations.