Calculators and converters
Everyday sums, done properly. Work out a loan EMI with its full repayment schedule, split GST, find a percentage or an age, and convert units, currencies and time zones.
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Money
Loans, interest, tax and profit
GST CalculatorAdd GST to a price or take it out. CGST, SGST and IGST split.Reverse GST CalculatorTake GST out of a price that already includes it, with CGST and SGST.VAT CalculatorAdd VAT to a price or remove it, with editable country rates.Discount CalculatorSale price after a discount, including a double discount.Profit Margin CalculatorProfit and profit margin from cost and selling price.Markup CalculatorSelling price from cost and markup, with margin shown too.Simple Interest CalculatorSimple interest and total amount, year by year.Compound Interest CalculatorCompound interest with monthly deposits and a yearly table.EMI CalculatorLoan EMI, total interest and a full repayment schedule.Home Loan CalculatorHome loan EMI, interest and repayment schedule.Personal Loan CalculatorPersonal loan EMI and total interest, month by month.Car Loan CalculatorCar loan EMI, total interest and repayment table.Income Tax CalculatorNew and old regime tax side by side for tax year 2026-27.In-Hand Salary CalculatorCTC to monthly take-home, with PF, gratuity, professional tax and TDS.HRA Exemption CalculatorTax-free part of your HRA in the old regime, with the 2026-27 city list.Currency ConverterConvert between about 30 currencies with daily ECB rates.Savings Goal CalculatorMonthly saving needed for a goal, with inflation and savings so far.SIP CalculatorEstimated SIP value with a yearly step-up, or a lump sum, by year.Loan Prepayment CalculatorInterest saved by a part payment, with the new tenure or EMI.Inflation CalculatorFuture cost of today's money, or today's value of a future amount.Salary Hike CalculatorNew salary from a hike %, or the hike % from two salaries.
Everyday
Percentages, dates, ages and numbers
Percentage CalculatorFind X% of Y, what percent, change, or add a percent.Percentage Change CalculatorPercent increase or decrease between two numbers.Age CalculatorExact age in years, months and days, and next birthday.Date Difference CalculatorDays, weeks and months between two dates, or add to a date.Days Between DatesHow many days between two dates, with working days.Time Duration CalculatorTime between two times, overnight spans and decimal hours.Time Zone ConverterConvert a time between zones, with a meeting planner.Number to WordsWrite any number in words, international or Indian.Number to Roman NumeralsConvert numbers 1 to 3999 into Roman numerals.Roman Numerals to NumberRead Roman numerals as numbers, with strict checking.Random Number GeneratorSecure random numbers in a range, with or without repeats.Dice RollerRoll 1 to 10 dice, d4 to d100, with faces and a total.Working Days CalculatorWorking days between dates, or N working days on, with holidays and bank Saturdays.
Home and travel
Budgets, shared bills, fuel and electricity
Monthly Budget PlannerIncome, spending and savings, what's left over, and a 50/30/20 check.Split Bill CalculatorSplit shared bills to the paisa and see who pays whom.Trip Expense CalculatorTrack a group trip's costs and settle up in a few payments.Fuel Cost CalculatorTrip fuel cost for petrol, diesel, CNG or EV, with cost per person.Mileage CalculatorReal mileage from odometer readings: km/l, km/kg or km/kWh.Electricity Bill CalculatorMonthly units from your appliances, and a bill from editable slabs.
Unit converters
Length, weight, temperature and more
Unit ConverterConvert length, weight, area, volume, speed, data and more.Length ConverterConvert metres, feet, inches, miles, km and more.Weight ConverterConvert kg, pounds, ounces, tola, quintal and more.Temperature ConverterConvert Celsius, Fahrenheit, Kelvin and Rankine.Area ConverterConvert acre, hectare, sq ft, guntha, cent and more.Volume ConverterConvert litres, gallons, cups, millilitres and more.Speed ConverterConvert km/h, mph, m/s and knots.Data Storage ConverterConvert bytes, KB, MB, GB, TB, bits and KiB, MiB, GiB.File Size ConverterFile sizes in KB and MB (1000) and KiB and MiB (1024).