calculate

Math & Finance

Calculators, converters and validators

Free math and finance utilities for EMI, percentages, unit conversion, age and number bases - instant results in your browser.

Finance math

EMI and partnership / percentage splits.

payments

EMI Calculator

Calculate loan EMI payments

emiloancalculator

percent

Percentage Calculator

Work out what X% of Y is, percentage change, increase or decrease - plus split profit between partners

percentage calculatorpercentagepercent

Converters & utilities

Units, number bases, age and crypto address checks.

straighten

Unit Converter

Convert between various units

unitconvertmeasurement

Number Converter

Convert numbers between bases

numberconvertbinary

cake

Age Calculator

Calculate exact age from birth date

agebirthdaycalculate

currency_bitcoin

Crypto Validator

Validate cryptocurrency addresses

cryptobitcoinethereum

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Key Exchange

Simulate Diffie-Hellman key exchange

diffie-hellmankeyexchange

Frequently asked questions

Is the EMI calculator free?

Yes. Enter principal, rate and tenure to estimate monthly payments.

Can I convert units online?

Yes. Open Unit Converter for length, weight, temperature and more.