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Calculator Preferences
Annual Percentage Yield Calculator Sign
Annual Percentage Yield Calculator

This calculator will calculate the Annual Percentage Yield, also known as the Effective Annual Rate (EAR), from a stated nominal or annual interest rate and a given interest compounding frequency. The Learn tab includes:

  • What is APY?
  • An alternate APY formula.
  • APY vs APR
Learn More

Selected Data Record:

A Data Record is a set of calculator entries that are stored in your web browser's Local Storage. If a Data Record is currently selected in the "Data" tab, this line will list the name you gave to that data record. If no data record is selected, or you have no entries stored for this calculator, the line will display "None".

DataData recordData recordSelected data record: None
APR:Nominal rate:Annual or nominal rate:Annual or nominal interest rate:

Annual or nominal interest rate:

Enter the stated nominal or annual interest rate of the investment, without the percent sign (for .045 or 4.5%, enter 4.5).

Comp freq:Comp frequency:Compounding frequency:Compounding frequency:

Compounding frequency:

Select the compounding frequency that applies to the investment. Typically, the more frequent the compounding, the higher the effective annual rate will be.

APY or EAR:APY or EAR:Annual Percent Yield or EAR:Annual Percent Yield or Effective Annual Rate (EAR):

Annual Percent Yield or Effective Annual Rate (EAR):

Based on the entered nominal or annual interest rate and the selected compounding frequency, this is the calculated Annual Percent Yield (APY), which is also referred to as the Effective Annual Rate.

If you would like to save the current entries to the secure database, tap or click on the Data tab, select "New Data Record", give the data record a name, then tap or click the Save button. To save changes to previously saved entries, simply tap the Save button. Please select and "Clear" any data records you no longer need.

Feedback AppreciatedFeedback Greatly AppreciatedYour Feedback Would Be Greatly AppreciatedYour Feedback Is Greatly Appreciated


Help and Tools

Help and Tools:

This section, which you can Unstick or Hide in the Calculator Preferences (just above the top of the calculator), contains the following tabs (content too long to fit within bordered frame can be scrolled up and down):

About: Click this tab for an introduction to the calculator.

Instructions: Click this tab for step-by-step instructions for using the calculator.

Terms: Click this tab for a list of the descriptions that are located within each popup help button (info icons).

PCalc: Click this tab for a handy "pocket" calculator you can use when you need to calculate an entry needed for the calculator.

Data: Click this tab to save a set of entries or a note in between visits. Entries and notes will be stored to your web browser's local storage (if supported by your browser of choice), meaning they can only be recalled with the same device and web browser you were using when you saved them. If you'd like to save entries and notes between devices you can do so by subscribing to the Ad-Free Member Version.



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