Effective Yield Calculator - Reveal Your Real Interest

Calculate your effective annual yield (APY/EAY) by factoring in compounding frequency. See exactly how much your money grows over one year.

Effective Yield Calculator

Compare the real annual interest rate (APY) across different compounding frequencies.

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Effective Annual Yield (APY)
APY = (1 + r/m)^m - 1
Daily Yield
Yield Premium
Compounding Hits
Compounding Comparison Table
FrequencyEffective RateAPY Increase

How to Use Effective Yield Calculator - Reveal Your Real Interest in 3 Easy Steps

1

Step 1

Enter the nominal interest rate provided by your bank.

2

Step 2

Select how often the interest is compounded.

3

Step 3

Optionally add your tax rate to see your after-tax yield.

Frequently Asked Questions

Nominal is the stated rate; Effective accounts for compounding and represents the actual annual return.

Interest that is added to the principal at every possible micro-moment, using the mathematical constant "e".

Taxes reduce your net profit, effectively lowering your take-home yield.

APY stands for Annual Percentage Yield, which is synonymous with Effective Yield.