Compound Interest Calculator
The compound interest calculator below can be used to compare or convert the interest rates of different compounding periods. Please use our interest calculator to do actual calculations on compound interest.
Modify the values and click the calculate button to use
| Input Compound | Output Compound |
|---|---|
| Monthly (APR) | Annually (APY) |
| Annually (APY) | Monthly (APR) |
| Semiannually | Semiannually |
| Quarterly | Quarterly |
| Monthly (APR) | Monthly (APR) |
| Semimonthly | Semimonthly |
| Biweekly | Biweekly |
| Weekly | Weekly |
| Daily | Daily |
| Continuously | Continuously |
Compound Interest Calculator
Compare and Convert Interest Rates Across Different Compounding Periods
Our Compound Interest Calculator helps you analyze how different compounding frequencies affect interest rates. Whether you’re comparing investments, loans, or savings accounts, this tool converts between Annual Percentage Yield (APY) and Annual Percentage Rate (APR) while accounting for various compounding intervals—daily, monthly, quarterly, or even continuous compounding.
Key Features:
✅ Convert Between Compounding Frequencies
- Compare monthly (APR) vs. annually (APY), daily vs. quarterly, and more.
- Supports continuous compounding for precise calculations.
✅ Real-Time Results
- Instantly see equivalent interest rates when switching compounding periods.
✅ Easy to Use
- Enter your interest rate, select input/output compounding frequencies, and click “Calculate.”
✅ Comprehensive Comparison Table
- View all standard compounding options (weekly, biweekly, semiannually, etc.) in one place.
Why Use This Calculator?
- Investors: Determine which compounding frequency yields the highest returns.
- Borrowers: Understand how compounding affects loan interest rates.
- Savings Planners: Optimize your savings strategy by comparing compounding options.