🧮 Calculators

Everyday calculators that give you the answer instantly. No ads interrupting your flow, no pop-ups asking you to sign up.

%Percentage CalculatorThree calculators in one — percent of, percent change, and what percent 🍽️Tip CalculatorSplit the bill, choose your tip percentage, round up with one click ⚖️BMI CalculatorMetric and imperial, animated spectrum bar, healthy weight range 🎂Age CalculatorExact age in years, months, days, hours — plus next birthday countdown

About these calculators

Every calculator on PocketTools is built to solve the real version of its problem — not just the simplest case. The tip calculator handles split bills and custom percentages. The BMI calculator supports both metric and imperial and shows your result in context. The percentage calculator handles all three common percentage problems on one page so you never have to wonder which formula to use.