Free • No sign-up • Works on any phone
Aaj Kya? — आज क्या?
One search box for the everyday maths of Indian life — GST, EMI, discounts, dates, currency and more. Type what you want to know.
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Categories
Calculators
Quick everyday calculators — percentage, BMI and more, answered in one screen.
पैसाMoney
GST, EMI, interest and loan maths for everyday money decisions in India.
तारीख़ और समयDates & Time
Age, date difference and countdown tools — no more manual calendar counting.
खानाFood
Split the bill and work out the tip without passing a phone around the table.
यात्राTravel
Fuel cost and trip maths for planning a drive before you leave.
खरीदारीShopping
Discounts, sale prices and bill splitting for everyday shopping.
कनवर्टरConverters
Currency and unit converters that update as you type.
रोज़ के काम के टूलEveryday Tools
Small tools for small daily tasks — starting with a free QR code generator.
Popular right now
Tools people use daily
Discount Calculator
Find the sale price and how much you save.
MoneyGST Calculator
Add or remove GST from any amount, at any slab.
MoneyEMI Calculator
Monthly EMI, total interest and total payment for any loan.
MoneySimple Interest Calculator
Interest and total amount using the simple interest formula.
MoneyCompound Interest Calculator
See how your money grows with compounding.
Dates & TimeAge Calculator
Exact age in years, months and days from your date of birth.
Dates & TimeDate Difference Calculator
Days, weeks and months between any two dates.
Dates & TimeDays Until Calculator
Countdown to any future date.
CalculatorsPercentage Calculator
Percentage of a number, percentage change and more.
CalculatorsBMI Calculator
Body Mass Index from your height and weight.
TravelFuel Cost Calculator
Estimate trip fuel cost from distance and mileage.
ConvertersCurrency Converter
Live currency conversion for INR and major currencies.
Everyday answers, without the ads-first clutter
Aaj Kya? ("What today?") is a set of small, fast tools for the maths that comes up every day in India — working out a discount at a sale, splitting a restaurant bill, checking GST on an invoice, or counting the days until a wedding. No app to install, no account to create. Just open a tool, type your numbers, and get your answer.
More tools are added regularly across Calculators, Money, Dates & Time, Food, Travel, Shopping, Converters and Everyday Tools — search for what you need above, or browse by category.