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Calcby Mayyur

Simple calculators for everyday life

Calculate EMI, GST, SIP, percentage, discounts, age, dates, interest, salary, and more. Fast, accurate, free, and easy to use.

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Calculator categories

FinanceLoans, investments, interest, and salary calculators.7 calculatorsMoneyPercentages, discounts, GST, and tips.4 calculatorsDate & TimeAge, date differences, and time calculations.3 calculatorsConversionConvert between units of measurement.1 calculator

All calculators

Percentage

Calculate percentages quickly and easily.

Discount

Find the final price and how much you save on a discount.

GST

Add or remove GST with standard Indian tax slabs.

Tip

Split a bill and calculate the tip per person.

EMI

Calculate your monthly loan EMI, interest, and total payment.

SIP

Estimate the future value of your monthly SIP investment.

Loan

Work out EMI, total interest, and total cost of a loan.

Salary

Estimate your in-hand salary from CTC (India).

Profit & Loss

Calculate profit, loss, and margin from cost and selling price.

Compound Interest

See how your money grows with compound interest.

Simple Interest

Calculate simple interest and total amount.

Age

Find your exact age in years, months, and days.

Date Difference

Count the days, weeks, and months between two dates.

Time

Add, subtract, or find the duration between times.

Unit Converter

Convert length, weight, temperature, area, volume, and data.

Why Calc

Free

All core calculators are free to use, with no limits.

No signup

Start calculating immediately. No account required.

Fast

Results appear instantly as you type. No waiting.

Privacy friendly

Calculations happen directly in your browser.

Your numbers stay with you

Calc runs every calculation in your browser. The values you enter — salaries, loans, investments, dates — are never sent to a server, stored in a database, or logged.

Frequently asked questions

Are the calculators free to use?+

Yes. Every core calculator on Calc is completely free, with no signup, no account, and no usage limits.

Is my data private?+

All calculations run directly in your browser. Your input values — like salary, loan amounts, or dates of birth — are never sent to our servers.

Do I need to create an account?+

No account is needed. Just open a calculator, enter your values, and get the answer instantly.

Can I use Calc on my phone?+

Yes. Calc is designed mobile-first and works great on phones, tablets, and desktops. You can also install it as an app.