Dates and time

Days between dates, ages, working days, deadlines and hours worked. Instant results, no sign-up.

2 tools 1 groups

Date calculations

2 tools

Days between two dates calculator Enter two dates and we tell you how many days lie between them, broken down into weeks, spare days and hours.
Exact age calculator Enter a date of birth and we work out the exact age in years, months and days, plus how long is left until the next birthday.

Other categories

Money Compound interest, loans, mortgages and savings goals, with a breakdown of where every figure comes from and a chart of how it evolves.
Cars and travel Real fuel economy, what a trip costs, cost per mile and splitting the bill between everyone in the car.
Percentages and maths Discounts, increases, proportions, VAT, averages and grades. Everyday maths, properly explained.