Fast calculators for everyday tasks. No sign-up required.
Find your exact age in years, months, days, hours, and minutes from your date of birth.
Calculate tip amount and split the bill evenly among any number of people.
Calculate percentages, percentage change, and what percent one number is of another.
Calculate your Body Mass Index and understand what your score means for your health.
Find the difference between two dates or add/subtract days, weeks, and months.
Convert between length, weight, temperature, volume, area, and more unit types.
Count down to any future date or event and see exactly how long remains.
Convert between 30 currencies using European Central Bank reference rates. Every rate shows its publication date.
Convert Bitcoin, Ethereum, Solana and other top cryptocurrencies to USD, EUR, or GBP, each price shown with its source timestamp.
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