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
Spin the wheel and let fate decide.
Find out how many days old anything is.
Calculate sale prices and savings instantly.
Roll any dice — D4 to D100.
Split the bill, pick the tip, done.
Count syllables in any word or phrase.
Generate strong, random passwords instantly.
Find your daily hydration target.
Generate truly random numbers in any range.
Pick a winner from any list — with a spin.
Find your daily calorie needs for any goal.
Count words, characters, sentences, and reading time.
Find your pace, speed, and finish time.
Convert text to any case in one click.
Calculate your Body Mass Index instantly.
Count business days between two dates.
Convert currencies with live exchange rates.
Calculate your final grade and GPA.
Count down to any date or event.
Find perfect rhymes for any word instantly.
Find your ideal daily protein, carbs, and fat.
Find your healthy weight range for your height.
Find your due date and track your pregnancy week by week.
Flip a virtual coin — heads or tails.
Calculate bags or cubic metres of concrete needed.
Find out how many tins of paint you need.
Wake up refreshed by timing your sleep cycles.
Calculate your monthly mortgage payment instantly.
Compare world clocks and find the best meeting time.
Find out exactly how old you are — in every unit.
Convert between any units instantly.
Unscramble letters to find valid words.
Calculate monthly payments, interest, and total cost.
Generate placeholder text in four flavours.
Work out exactly how many tiles you need.
Convert annual salary to hourly rate and vice versa.
Add or remove VAT and sales tax instantly.
See how your savings or investments grow over time.
Calculate sales tax on any purchase instantly.
Calculate percentages in three different ways.