Everyday Calculators — Free & Private

A scientific calculator, percentage calculator and BMI calculator.

Runs 100% in your browser: your files and data never leave your device. No signup, no ads.

Tools in Everyday Calculators

• Scientific Calculator: Arithmetic calculations, trigonometry, square root, powers, and logarithms.
• Percentage Calculator: Three common percentage problems solved instantly: of, what-percent, and change.
• BMI Calculator: Estimate Body Mass Index from weight and height in metric or imperial units.

More Calculators & Units tools

• Number Conversion
• Finance Calculators

Browse all free tools