All Calculators - 54 Total
Every calculator across every category. All free, no sign-up.
Finance Calculators
21 calculators
EMI Calculator
Calculate your monthly EMI for home, car, or personal loans. Enter the loan amount, interest rate, and tenure to get an instant breakdown.
GST Calculator
Quickly add or remove GST from any amount. Supports all Indian GST slabs - 5%, 12%, 18%, and 28% - for businesses and consumers.
SIP Calculator
Estimate the future value of your monthly SIP investments. Plan your mutual fund wealth-building journey with projected returns.
Mortgage Calculator
Calculate monthly mortgage payments for your dream home. Includes principal, interest split, and a full amortization schedule.
Loan Calculator
Calculate monthly payments, total interest, and repayment schedule for any personal or business loan. Compare multiple loan options.
Auto Loan Calculator
Estimate your monthly car loan EMI with down payment, interest rate, and tenure options. Drive away knowing your exact costs.
Payment Calculator
Calculate fixed monthly payments for any loan or installment plan. Understand your total repayment amount before you commit.
Simple Interest Calculator
Calculate simple interest earned or paid on a principal amount. Enter the rate and time period to get instant results.
Compound Interest Calculator
See how compound interest grows your money over time. Compare annual, quarterly, and monthly compounding frequencies.
FD Calculator
Calculate the maturity amount and interest earned on your Fixed Deposit. Compare FD returns across tenures and interest rates.
Lumpsum Calculator
Find the future value of a one-time lump sum mutual fund investment at an expected annual return rate over a chosen period.
Investment Calculator
Project the future value of your investments with expected returns. Plan your financial goals and wealth-building strategy.
Retirement Calculator
Plan your retirement by estimating the corpus needed and monthly savings required. Factor in inflation and expected returns.
Inflation Calculator
Calculate how inflation erodes purchasing power over time. See what today's amount will be worth in the future at any inflation rate.
Finance Calculator
Solve time value of money problems - present value, future value, rate, and periods. A must-have tool for finance students and professionals.
Income Tax Calculator
Calculate your Indian income tax liability under the new and old tax regimes. Compare both to choose the best option for your income slab.
Salary Calculator
Convert your CTC to in-hand take-home salary. Understand PF, professional tax, and HRA deductions that affect your monthly pay.
Interest Rate Calculator
Reverse-calculate the interest rate on a loan from your EMI amount, principal, and tenure. Useful for comparing loan offers.
Sales Tax Calculator
Add or remove sales tax, VAT, or GST from any price. Supports custom tax rates for any country, state, or region.
Amortization Calculator
Generate a full loan amortization schedule showing every monthly payment broken down into principal and interest. Export as CSV.
AdSense Revenue Calculator
Estimate your Google AdSense earnings based on page views, CTR, and CPC. A handy tool for bloggers and content creators.
Calculators Calculators
13 calculators
Basic Calculator
Perform everyday arithmetic instantly - addition, subtraction, multiplication, and division - with a clean, easy-to-use online calculator.
Scientific Calculator
Solve advanced math problems with trigonometry, logarithms, exponents, and more. Perfect for students, engineers, and scientists.
Percentage Calculator
Find percentages, calculate discounts, percentage change, and more. A versatile tool for shopping, finance, and everyday math.
All Calculators
Browse every calculator across all categories - finance, health, math, calendar, and spirituality - in one convenient place.
Age Calculator
Calculate your exact age in years, months, and days from your date of birth. Also shows the upcoming birthday countdown.
Fraction Calculator
Add, subtract, multiply, and divide fractions with step-by-step solutions. Also simplifies fractions to their lowest form.
Triangle Calculator
Calculate the area, perimeter, angles, and sides of any triangle using Heron's formula, SSS, SAS, or ASA methods.
Statistics Calculator
Calculate mean, median, mode, range, variance, and standard deviation for any dataset. Ideal for students and data analysts.
Standard Deviation Calculator
Compute population or sample standard deviation and variance for any set of numbers. See step-by-step working.
Average Calculator
Calculate the arithmetic mean, weighted average, or median of a list of numbers. Simple and fast for any dataset.
Ratio Calculator
Simplify ratios, find missing values in proportions, and scale ratios up or down. Handy for recipes, maps, and finance.
LCM & GCD Calculator
Find the Least Common Multiple (LCM) and Greatest Common Divisor (GCD) of two or more numbers instantly.
Factorial Calculator
Calculate the factorial (n!) of any number from 0 to 170 with exact BigInt precision and step-by-step expansion.
Health Calculators
11 calculators
BMI Calculator
Calculate your Body Mass Index (BMI) to assess whether you are underweight, normal, overweight, or obese based on height and weight.
Body Fat Calculator
Estimate your body fat percentage using the US Navy method. Enter your measurements to gauge your fitness level and health risk.
BMR Calculator
Calculate your Basal Metabolic Rate (BMR) - the number of calories your body burns at rest - using the Mifflin-St Jeor equation.
Ideal Weight Calculator
Find your ideal healthy body weight based on height and gender using the Devine and Robinson formulas recommended by health experts.
Pace Calculator
Calculate your running pace, speed, or finish time for any distance. Great for 5K, 10K, half-marathon, and marathon training.
Pregnancy Calculator
Track your pregnancy week by week. Find your current trimester, estimated due date, and key milestones from your last menstrual period.
Conception Calculator
Identify your most fertile days and ovulation window to plan or understand conception. Based on your menstrual cycle length.
Due Date Calculator
Calculate your estimated due date (EDD) from your last period or conception date. Includes a week-by-week pregnancy timeline.
Protein Intake Calculator
Find the right daily protein intake for your body weight and fitness goal - whether building muscle, losing fat, or staying healthy.
Sleep Calculator
Find the best bedtime or wake-up time based on 90-minute sleep cycles for maximum alertness and restfulness.
BAC Calculator
Estimate your blood alcohol content (BAC) based on drinks consumed, body weight, gender, and time elapsed. For educational use only.
Lifestyle Calculators
5 calculators
Tip Calculator
Calculate tip amounts and split bills per person. Quick preset percentages for restaurants, bars, and services.
Fuel Cost Calculator
Estimate trip fuel costs based on distance, fuel efficiency, and local fuel price. Supports km/L, L/100km, and MPG.
Electricity Bill Calculator
Calculate monthly electricity costs based on appliance wattage, daily usage hours, and local rate per kWh.
Pet Age Calculator
Convert your dog or cat's age to human years. Accounts for pet size and breed category for accurate conversion.
GPA Calculator
Calculate your semester or cumulative GPA. Supports standard 4.0 and weighted scales with course-by-course entry.
Date & Time Calculators
3 calculators
Date Duration Calculator
Calculate the number of days, months, and years between any two dates. Includes business days and week count.
Time Duration Calculator
Calculate hours, minutes, and seconds between two times. Supports overnight shifts and break deductions.
Week Number Calculator
Find the ISO week number for any date or calculate which dates fall in a given week number.
Spirituality Calculators
1 calculatorsAll Calculators
This is the hub for every calculator on A-Z Super Utility - finance, health, math, date, and spirituality - gathered on one page so you can jump straight to the right one.
Browse by need
Rather than searching one by one, use this directory to scan the full calculator collection at a glance. Popular picks include the EMI Calculator and SIP Calculator for money, the BMI and Calorie calculators for health, and the Age Calculator for dates.
Every calculator here is free, needs no login, and runs instantly in your browser. Bookmark this page as your starting point whenever a calculation comes up.
Frequently Asked Questions
Are all these calculators free?
Yes, every calculator in the collection is free to use with no account, no limits, and no watermarks.
Which calculators are most popular?
The EMI, SIP, BMI, age, and percentage calculators are among the most used, but the full list covers finance, health, math, and more.
Do the calculators work offline?
Most purely mathematical calculators keep working once the page has loaded, thanks to browser caching. Tools that fetch live data need a connection.
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