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🧮 16 Free Tools

Free Online Calculator Tools

EMI, SIP, BMI, GPA, GST, Compound Interest and 10+ more calculators. Instant results. No sign-up required.

💰Finance Calculators7 tools
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EMI Calculator
Monthly loan installment for home, car & personal loans with amortization
🔥 Most popular 💹
SIP Calculator
Mutual fund SIP returns, step-up SIP and lump sum investment calculator
Finance 📈
Compound Interest
Investment growth with year-by-year breakdown and Rule of 72
Finance 🧾
GST Calculator
Add or remove GST. All rates: 5%, 12%, 18%, 28%
🔥 Popular 💯
Percentage Calculator
Calculate percentage, percentage change and percentage of a number
Math 🏷️
Discount Calculator
Find sale price, amount saved and discount percentage instantly
🔥 Popular 💰
Tip Calculator
Calculate tip amount and split bill among friends
Finance
🏥Health Calculators3 tools
⚖️
BMI Calculator
Body mass index with ideal weight range and category
Health 🔥
Calorie Calculator
Daily calorie needs based on age, weight, activity and goal
Health 🤰
Due Date Calculator
Pregnancy due date with trimester tracker and milestones
Health
📅Date & Time Calculators3 tools
🎂
Age Calculator
Exact age in years, months, days, hours with next birthday countdown
Date 📅
Date Difference
Days, weeks, months and working days between two dates
Date ⏱️
Time Calculator
Add, subtract and convert time durations
Time
🎓Education & Utility2 tools
🎓
GPA Calculator
Semester GPA, CGPA and percentage equivalent. 4.0 and 10-point scales
Education ⛽
Fuel Cost Calculator
Trip fuel cost, monthly expenses and mileage comparison
Travel