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