The Ultimate All-in-One Calculator Hub
Professional calculators for percentages, finance, tax, business, education, health, banking, shopping and more.
Browse by Category
Explore our extensive collection of professional calculators organized by category.
Percentage Calculators
Solve percentages, increases, decreases, changes, comparisons and more.
Tax Calculators
Calculate GST, VAT, Sales Tax and other tax related amounts.
Business & Finance
Calculate margins, markups, ROI and business metrics.
Academic
Calculate grades, GPA, and test scores.
Banking & Loans
Calculate interest, EMI, mortgages and loans.
Shopping & Pricing
Calculate discounts, unit prices, and shopping savings.
Health
Calculate BMI, BMR, and health metrics.
Personal Finance
Calculate inflation, purchasing power, savings growth and other everyday personal finance metrics.
Most Used Calculators
The tools our users rely on every day.
What is X% of Y?
Calculate a specific percentage of a number.
GST Calculator
Calculate Goods and Services Tax inclusive and exclusive amounts.
Profit Margin
Calculate profit margin based on cost and revenue.
Grade Percentage
Calculate your grade percentage based on scored marks and total marks.
Salary Hike
Calculate new salary based on a percentage hike.
VAT Calculator
Calculate Value Added Tax inclusive and exclusive amounts.
Percentage Increase
Calculate the percentage increase between two numbers.
Markup Calculator
Calculate markup percentage from cost and selling price.
Built for Professionals
Instant Results
No page reloads, get answers as you type.
Step-by-step
Learn the math behind every calculation.
Mobile Friendly
Works perfectly on every device size.
Accessible
Built for everyone, keyboard friendly.
Learning Center
Master the concepts behind the numbers with our educational guides.
Frequently Asked Questions
Are the calculators free to use?
Yes, all our calculators are completely free to use without any limits.
Do you store any of my calculation data?
No, all calculations are performed locally in your browser. We do not store your personal data or calculation history on our servers.
Are these calculators accurate for financial use?
While we ensure our mathematical formulas are precise, these tools are for educational and informational purposes. Always consult a financial professional for official matters.
Is the website mobile friendly?
Absolutely. Our entire suite of calculators is designed with a mobile-first approach, ensuring a flawless experience on smartphones and tablets.