Free Online Calculators
Free Online Calculators
Free online calculators for everyday maths, money, health and school: loan EMI and mortgage calculators, a BMI calculator, percentage and age calculators, plus GST and tip calculators. Get instant answers in your browser — no sign-up, no install.
Every tool below is completely free, works on phone and desktop, and runs 100% in your browser — your files and text are never uploaded to a server.
Money, Loans & Tax Calculators
- Loan and EMI Calculator
- Mortgage Calculator
- Auto Loan Calculator
- Amortization Calculator
- Simple Interest Calculator
- Compound Interest Calculator
- Investment and Retirement Calculator
- Salary Calculator
- Sales Tax / VAT / GST Calculator
- Tip Calculator
- Discount Calculator
- CPM Calculator
- Etsy Fee Calculator
- PayPal Fee Calculator UK
- Reverse GST Calculator
- Salary to Hourly Calculator
- Pay Raise Calculator
- Love Calculator
- Celsius to Fahrenheit Converter
Health & Fitness Calculators
- BMI Calculator
- Calorie Calculator
- BMR Calculator
- Body Fat Calculator
- Ideal Weight Calculator
- Pregnancy Due Date Calculator
- Pace Calculator
- Water Intake Calculator
- Ovulation Calculator
- Sleep Calculator
- Calorie Deficit Calculator
- Army Body Fat Calculator
Maths & Statistics Calculators
- Percentage Calculator
- Scientific Calculator
- Fraction Calculator
- Average Calculator
- Standard Deviation Calculator
- Triangle and Geometry Calculator
- Random Number Generator
Date, Time & School Calculators
- Age Calculator — age in days
- Date Difference Calculator
- Time and Hours Calculator — time duration calculator
- GPA Calculator
- Grade Calculator
- CGPA to Percentage Converter
- Date Calculator - Add or Subtract Days
- Dog Age Calculator
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