Free calculators and tools. No login. No fuss. Just answers.
Compare world clocks and find the best meeting time.
Calculate bags or cubic metres of concrete needed.
Convert text to any case in one click.
Work out exactly how many tiles you need.
Calculate monthly payments, interest, and total cost.
Wake up refreshed by timing your sleep cycles.
Find your due date and track your pregnancy week by week.
Roll any dice — D4 to D100.
Find out exactly how old you are — in every unit.
Generate truly random numbers in any range.
Flip a virtual coin — heads or tails.
Count words, characters, sentences, and reading time.
Find your healthy weight range for your height.
Find your pace, speed, and finish time.
Convert annual salary to hourly rate and vice versa.
Generate strong, random passwords instantly.
Convert currencies with live exchange rates.
Find out how many tins of paint you need.
Find your daily calorie needs for any goal.
Calculate your Body Mass Index instantly.
Find your ideal daily protein, carbs, and fat.
Add or remove VAT and sales tax instantly.
Unscramble letters to find valid words.
Find out how many days old anything is.
Count business days between two dates.
Convert between any units instantly.
Count down to any date or event.
See how your savings or investments grow over time.
Calculate your final grade and GPA.
Find your daily hydration target.
Pick a winner from any list — with a spin.
Count syllables in any word or phrase.
Generate placeholder text in four flavours.
Find perfect rhymes for any word instantly.
Spin the wheel and let fate decide.
Split the bill, pick the tip, done.
Calculate percentages in three different ways.