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Lumpsum Calculator

One-time investment growth

EMI Calculator

Monthly loan installment

Simple Interest

Flat interest calculation

Compound Interest

Power of compounding

FD / RD Calculator

Fixed & recurring deposits

PPF Calculator

Public provident fund

Currency Converter

Live FX rates

GST Calculator

Inclusive / exclusive GST

Profit & Loss

Trading & business margins

Discount Calculator

Sale-price savings

Salary Calculator

CTC to in-hand

Income Tax

Old vs new tax regime

Mortgage

Home loan EMI & total interest

Retirement Planner

Corpus you need

ROI Calculator

Return on investment

NPS Calculator

National pension scheme

CAGR Calculator

Compound annual growth rate

HRA Calculator

House rent allowance exemption

Gratuity

End-of-service gratuity

EPF Calculator

Employee provident fund

Home Loan vs Rent

Buy vs rent comparison

Net Worth

Assets minus liabilities

Break-Even

Break-even point

Basic Calculator

Everyday arithmetic

Scientific Calculator

Trig, log, exp

Percentage

Percent of, increase, decrease

Fraction Calculator

Add / multiply fractions

Number System

Bin / oct / dec / hex

Prime Checker

Is N prime? + factors

GCD / LCM

Greatest common divisor / LCM

Statistics

Mean, median, mode, stddev

Matrix Calculator

Add / multiply / determinant

Quadratic Solver

Roots of ax² + bx + c

Logarithm

log₂, log₁₀, ln

Permutation & Combination

nPr and nCr

BMI Calculator

Body mass index

BMR Calculator

Basal metabolic rate

Calorie Needs

TDEE & daily calories

Body Fat %

US Navy method

Ideal Weight

Healthy weight range

Water Intake

Daily hydration goal

Pregnancy Due Date

EDD & trimester

Macro Splitter

Protein / carbs / fats split

Length

m, ft, mi, km, in...

Mass / Weight

kg, lb, oz, g...

Temperature

°C, °F, K

Area

m², ft², acre...

Volume

L, gal, m³...

Speed

km/h, mph, m/s...

Time Units

sec, min, hr, day...

Data Storage

B, KB, MB, GB, TB

Energy

J, kWh, cal...

Pressure

Pa, bar, psi, atm

Age Calculator

Years, months, days

Date Difference

Days between two dates

Add / Subtract Days

Date arithmetic

Working Days

Business days between dates

Time Zone Converter

Convert between zones

Crypto Profit

Entry → exit profit/loss

Staking Yield

APY rewards projection

Dollar-Cost Averaging

DCA simulation

Stock Average

Average price down/up

P/E Ratio

Price-earnings ratio

Position Size

Risk-based position sizing