Baro Calculators.
14 FREE EVERYDAY TOOLS

Less number crunching.
More clarity.

Time cards, grades, discounts and money.
Free tools with formulas you can understand.

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✓ Browser calculations✓ No saved inputs✓ Formulas explained
YOUR EVERYDAY TOOLS

What do you need to calculate?

14 calculators
Time & work 3School & grades 3Everyday & money 8

01Time & work

Hours CalculatorA weekly time card with breaks and overnight shifts.Decimal Hours CalculatorConvert hours and minutes to decimal hours, or back.Date Difference CalculatorCount calendar days and weeks between two dates.

02School & grades

Final Grade CalculatorFind the exam score needed for your target course grade.Weighted Grade CalculatorAverage up to five scores using their individual weights.GPA CalculatorA credit-weighted GPA with selectable grade-point scales.

03Everyday & money

Tip & Split Bill CalculatorCalculate a tip and split the total without losing cents.Percentage CalculatorFind a percentage, a share or a percentage change.Discount CalculatorSale prices, consecutive discounts and discount percentages.Compound Interest CalculatorProject growth with monthly contributions and compounding.Loan Payment CalculatorEstimate equal monthly payments on a fixed-rate loan.Margin & Markup CalculatorCompare margin and markup, or price for a target margin.Unit ConverterLength, height, weight, temperature, volume and area.Currency ConverterDaily reference rates with a manual-rate fallback.
CALCULATE WITH CONFIDENCE

The answer.
And the reasoning.

Read worked examples and check assumptions before relying on a result. Financial and academic tools are estimates, and reference exchange rates are not bank quotes.

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