1. Age Calculator
2. EMI Calculator
3. SIP Calculator
4. GST Calculator
5. Percentage Calculator
6. Discount Calculator
7. Loan Calculator
8. BMI Calculator
9. BMR Calculator
10. Compound Interest Calculator
11. Simple Interest Calculator
12. Currency Converter (manual rates)
13. Fuel Cost Calculator
14. Date Difference Calculator
15. Time Calculator
16. Unit Converter
17. Salary Calculator
18. Profit Loss Calculator
19. Investment Return Calculator
20. FD Calculator