Calcuary — 100+ Free Calculators
🔥 100% Free Indian Calculators

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100+ free online calculators for finance, loans, investments, health, and everyday life. Fast, accurate, and 100% free.

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Sunday, 27 September 2026 | By Calcuary

🧮 All 100+ Calculators

Browse our complete collection of free calculators, organized by category.

💰 Financial Calculators

📈

SIP Calculator

Systematic Investment Plan returns

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💰

Lumpsum Calculator

One-time investment future value

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🏦

SWP Calculator

Systematic Withdrawal Plan

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🎓

NPS Calculator

National Pension System maturity

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💳

PPF Calculator

Public Provident Fund maturity

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🏛

FD Calculator

Fixed Deposit maturity & interest

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🏧

RD Calculator

Recurring Deposit maturity

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🏦

EMI Calculator

Loan EMI, interest, tenure

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🏠

Home Loan Calculator

Detailed home loan amortization

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🚗

Car Loan Calculator

Vehicle loan EMI & affordability

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💳

Personal Loan Calculator

Personal loan EMI & interest

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🎓

Education Loan Calculator

Study loan EMI & planning

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🏅

Gold Loan Calculator

Gold loan interest & tenure

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📊

Mutual Fund Calculator

MF returns, NAV, expense ratio

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📈

Stock Calculator

Stock profit/loss, STCG/LTCG

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💵

Bond Calculator

Bond yield, price, duration

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🧾

GST Calculator

Goods & Services Tax calculation

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🏛

Income Tax Calculator

Tax liability new/old regime

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📊

Capital Gains Calculator

LTCG/STCG on stocks & property

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📈

Inflation Calculator

Future value considering inflation

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🎯 Age & Life Calculators

🎂

Age Calculator

Exact age in years/months/days

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🏖️

Retirement Calculator

Countdown & retirement corpus

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⏳

Life Expectancy Calculator

Estimated lifespan based on health

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🎉

Next Birthday Countdown

Days until next birthday

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♈

Zodiac Sign Calculator

Zodiac, horoscope basics

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🐉

Chinese Zodiac Calculator

Chinese zodiac by birth year

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🤰

Pregnancy Due Date

Expected delivery date

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📅

Conception Date Calculator

Conception based on due date

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👶

Puberty Calculator

Predicted puberty age

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👥

Generation Calculator

Boomer, Gen X, Millennial, Gen Z

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🏛️ Tax Calculators

🏠

HRA Calculator

House Rent Allowance exemption

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✈️

LTA Calculator

Leave Travel Allowance

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📋

80C Calculator

80C deductions (LIC, PPF, ELSS)

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💸

TDS Calculator

TDS on salary, FD, etc.

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🧾

VAT Calculator

Value Added Tax

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🏦 Loan & Interest Calculators

✅

Loan Eligibility

How much loan can I get?

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⚖️

Loan Comparison

Compare multiple loans

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💵

Prepayment Calculator

Prepayment benefits calculation

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🔄

Balance Transfer

Loan balance transfer savings

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📉

Interest Only Loan

Interest-only EMI calculation

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📊

Amortization Schedule

Full payment breakdown

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🔗

Debt Consolidation

Multiple debt consolidation

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📈 Investment Calculators

📈

CAGR Calculator

Compounded Annual Growth Rate

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📊

XIRR Calculator

Extended Internal Rate of Return

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💹

ROI Calculator

Return on Investment

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🎯

Goal Planner

Investment needed for goal

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📁

Portfolio Tracker

Track multiple investments

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💰

Dividend Calculator

Dividend income projection

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🔁

DRIP Calculator

Dividend Reinvestment Plan

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📐

Value Averaging

Value averaging investment

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🥇

Gold Price Calculator

Gold value by weight/purity

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🥈

Silver Price Calculator

Silver value by weight

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🏘️

Real Estate ROI

Property investment returns

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🏠

Rental Yield Calculator

Property rental yield

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💪 Health & Fitness Calculators

⚖️

BMI Calculator

Body Mass Index

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🔥

BMR Calculator

Basal Metabolic Rate

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🍎

Calorie Calculator

Daily calorie needs

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📏

Ideal Weight

Ideal weight for height/age

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💧

Body Fat Calculator

Body fat percentage

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🥤

Water Intake

Daily water requirement

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🍗

Macro Calculator

Protein, carbs, fat needs

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🚶

Walking Calories

Calories burned by walking

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🏃

Running Calories

Calories burned by running

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😴

Sleep Calculator

Optimal sleep schedule

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❤️ Love & Relationship Calculators

💘

Love Calculator

Love percentage by name

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💞

Compatibility Check

Zodiac compatibility

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💍

Anniversary Calculator

Years together

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📆

Date Difference

Days between two dates

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👫

Age Gap Calculator

Age difference between partners

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⏱️

Relationship Timer

Time since met/got married

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🎓 Education Calculators

📚

CGPA Calculator

CGPA to percentage converter

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🔢

Percentage Calculator

Basic percentage

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📝

Grade Calculator

Final grade by marks

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🎓

GPA Calculator

Grade Point Average

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📄

Exam Score Calculator

Marks vs percentage

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📊

Attendance Calculator

Required attendance percentage

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🏆

Rank Predictor

Predicted rank by marks

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🎖️

Scholarship Calculator

Scholarship eligibility

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🌐 Web & Dev Tools

🔐

Password Generator

Strong password generator

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🎨

Color Converter

HEX/RGB/HSL converter

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📐

Unit Converter

Length, weight, temperature

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💱

Currency Converter

Real-time exchange rates

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🔤

Word Counter

Word, character count

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🔢

Base64 Encoder

Encode/decode Base64

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📱

QR Code Generator

Generate QR codes

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🔗

URL Shortener

Shorten long URLs

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📋

JSON Formatter

Format and validate JSON

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🔠

HTML Encoder

HTML entity encoder/decoder

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📅 Date & Time Calculators

📆

Day Calculator

Day of week for any date

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🌍

Time Zone Converter

Time across zones

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💼

Working Days

Business days between dates

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🕐

Clock

Live clock with timezone

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📅

Calendar

Interactive calendar

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⏲️

Countdown Timer

Countdown to any date

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🎮 Fun & Misc Tools

🎲

Random Number

Random number generator

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🪙

Coin Toss

Heads or tails

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🎲

Dice Roll

Roll a dice

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🎱

Bingo Generator

Random Bingo card

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📛

Name Generator

Random name generator

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🎨

Color Palette

Random color palette

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💬

Quote Generator

Random motivational quotes

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🧠

Trivia Generator

Random trivia questions

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