Everyday calculators

12 free everyday tools, each with the formula and step-by-step working.

• Carbon Footprint CalculatorAnnual CO₂e from driving, flying, home and diet.
• Chore Split CalculatorFair division of household tasks.
• Double Discount CalculatorStacked discounts and the real saving.
• Gift Budget CalculatorPlan holiday gift spending.
• Pet Food Cost CalculatorMonthly and yearly pet food spend.
• Reading Time CalculatorHow long a word count takes to read or speak.
• Ring Size CalculatorRing size from finger circumference or diameter.
• Shoe Size ConverterUS, UK, EU and centimetre shoe sizes.
• Split Bill CalculatorFair shares when people owe different amounts.
• Unit Price CalculatorCompare which pack size is genuinely cheaper.
• Wedding Budget CalculatorSplit a wedding budget by category.
• Word and Character CounterWords, characters, sentences and reading time.

Looking for something else? Browse all categories or start from the home page. Category path: /category/everyday