Free Online Calculators for Finance, Math & More
Free online calculators for loans, mortgages, retirement planning, math, conversions, and health. Instant results with no signup required!
Popular Tools
The most widely used financial and health tools this month.
Loan Calculator
Calculate monthly payments and total interest for personal or business loans.
Age Calculator
Determine exact age in years, months, and days from any date of birth.
BMI Calculator
Check your body mass index and find your healthy weight range based on WHO standards.
Mortgage Calculator
Estimate your monthly mortgage payments including taxes and insurance costs.
Percentage Calculator
Quickly solve common percentage problems like growth or reduction rates.
Discount Calculator
Find the final price of items after discounts and calculate savings.
Money Calculator
Manage daily finances and budget effectively with this simple tool.
Compound Interest
Calculate how your savings grow over time with the power of compounding.
Auto Loan Calculator
Analyze financing options for your next vehicle purchase easily.
Pregnancy Due Date
Estimate your baby's arrival date based on your last menstrual period.
Why Millions Trust Universal Calculator
Accurate
All tools are verified by financial experts and follow global standards (WHO, IRS, etc.)
Private
Your calculations are processed locally. We never store your sensitive personal data.
Free Forever
No subscriptions or hidden fees. Our mission is to make financial tools accessible to everyone.
Frequently Asked Questions
Are the calculators on Universal Calculator free to use?
How accurate are the mortgage and tax calculations?
Do I need to create an account to save my results?