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Free Online Calculators for
Every Calculation in India

Calculate Grade percentage, check BMI, compute EMI loan amount, find GST, split tip, calculate age by date of birth — instant results, 100% free, no signup required. Trusted by students, teachers, and professionals across India.

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All Free Calculators

Choose any calculator below — instant results, no login needed

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Grade Calculator

Calculate exam percentage, letter grade (A/B/C), and GPA score online free. Perfect for students and teachers.

Education
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BMI Calculator

Calculate your Body Mass Index and know if you are underweight, normal, or overweight.

Health
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EMI Loan Calculator

Calculate monthly EMI, total interest payable, and full repayment schedule. Works for home, car, and personal loans.

Finance
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GST Calculator India

Add or remove GST from price online. Supports all slabs — 5%, 12%, 18%, 28%. Instant GST amount calculation.

Finance · India
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Tip Calculator

Split bill and calculate tip easily. Ideal for restaurants and group outings.

Finance
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Percentage Calculator

Find percentages, percentage change, and percentage difference with 6 formula types.

Math
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Age Calculator

Calculate exact age in years, months, and days from date of birth. Find age on a specific date instantly.

Utility
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Password Generator

Generate strong, secure passwords instantly. Customize length, symbols, and complexity.

Security

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Quick calculations right here on the homepage

Your Grade
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Your BMI
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Tip Per Person
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Result
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Why Use EzyCalc?

Trusted by thousands of users every day

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Instant Results

No loading, no waiting. Get your answers in milliseconds.

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Highly Accurate

Formulas verified by experts. You can trust every result.

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Mobile Friendly

Works perfectly on phones, tablets, and desktops.

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100% Private

We never store your inputs. Your data stays on your device.

Frequently Asked Questions

Quick answers about EzyCalc and our free calculators

What calculators are available on EzyCalc?
EzyCalc offers Grade Calculator, BMI Calculator, Loan/EMI Calculator, GST Calculator, Tip Calculator, Percentage Calculator, Age Calculator, and Password Generator — all free with no signup required.
Are all calculators on EzyCalc completely free?
Yes! All calculators are 100% free. No registration, no subscription, and no hidden charges — ever.
Is my data safe? Do you store my inputs?
Your data is completely safe. All calculations happen locally in your browser. We never collect, store, or transmit your inputs.
How to calculate GST online?
Use our free GST Calculator. Enter the base amount, select the GST rate (5%, 12%, 18%, or 28%), choose whether to add or remove GST — and get the result instantly.
How to calculate EMI for a loan?
Use our Loan EMI Calculator. Enter the loan principal amount, annual interest rate, and loan tenure in months. The calculator shows your monthly EMI, total interest payable, and full repayment schedule.
How to calculate age from date of birth?
Use our free Age Calculator. Enter your date of birth and it instantly shows your exact age in years, months, and days. You can also find your age on any future or past date.
How to calculate percentage of marks?
Use our Percentage Calculator or Grade Calculator. Divide your obtained marks by total marks and multiply by 100 to get the percentage. For example: 45 out of 60 = (45/60) × 100 = 75%.
What is BMI and how to check it online?
BMI (Body Mass Index) measures body fat based on height and weight. Use our BMI Calculator — enter your weight in kg and height in cm to get instant BMI result with category (Underweight, Normal, Overweight, or Obese).

About EzyCalc Free Online Calculators

EzyCalc provides free, fast, and accurate online calculators for students, professionals, and everyday users across India. Whether you need to calculate your exam grade percentage, check your BMI, plan a loan EMI, calculate GST, or split a restaurant bill — we have a calculator for every need.

Our percentage calculator, BMI calculator, and age calculator by date of birth are built using verified mathematical formulas. Each tool gives instant and correct results without any technical knowledge required.

We believe quality tools should be free for everyone. EzyCalc will always remain 100% free — no login, no subscription, no hidden charges.