The APY Calculator is a tool that enables you to calculate the actual interest earned on an investment over a year.
Financial institutions typically use the word “annual interest rate” to describe the frequency of compounding methods for an APY calculation. However, the actual interest rate is determined by the compounding frequency – which can be daily, monthly, quarterly, semi-annually, or annually. To simplify this, I am putting an APY calculator in this article for you to keep make it easy for you.
The APY is the effective rate of return taking into account the effect of compounding interest. It is not the same as the stated interest rate. The APY is the true measure of the interest earned on an investment account over a period of time. The real rate or actual rate you will earn.
So let’s dig in deeper to how to use my free APR calculator and APY calculator to make sense of this all for you.
APY INTEREST CALCULATOR
Use the free APY calculator below to calculate your annual percentage yield. Enter in your APR interest rate, annual interest compounding frequency and calculate your APY.
How do I use the APY calculator?
When you’re looking for the best APY, it’s important to compare offers from different financial institutions. This APY calculator can help you do just that. Simply enter the interest rate and compound frequency for each offer, and the calculator tool will do the rest.
As you can see from the below formula, the calculation of APY is not that difficult. However, it can be quite time-consuming if you have to do it for each offer you want to consider. A much easier and time-saving solution is to use our APY calculator.
All you need to do is:

- Type the interest rate, for example on the right I would enter in 2.25%
- Determine compound frequency (e.g. weekly, monthly, quarterly, yearly). In the example to the right, I entered in monthly compounding factor.
- The compound interest calculator will then calculate the APY. In this case, it amounts to 2.27%.
- You can take it further in choose how long you will keep the money in the savings account. In the example on the right I just chose 1 year.
- I then entered in an initial account balance of $10,000
- The calculator then did the calculations for the expected balance. $10,000 invested for a year at 2.25% APY compounded monthly. The bank account balance would be worth $10,227.33 at the end of the year, form the current balance of $10,000.
You can also use it in reverse; you can find the interest rate with a given compound frequency if you know what the annual percentage yield is.
Check out our other online free personal finance calculator resources
Other ways this Calculator will come in handy for you
General APY Interest Calculator
To calculate the APY of ANY interest you pay on a loan balance, or are earning on a savings account or on investment options.
Savings Account APY Calculator
You can use this calculator to calculate the APY on savings, as an APY savings calculator
CD Calculator for APY
You can use this APY Calculator as a Certificate of Deposit, or CD APY Calculator
Money Market APY Calculator
Use this APY calculator to do the math and find out the annual percentage yield of your money market account
How to Calculate Annual Percentage Yield (APY) Formula
Assuming you want to learn how to calculate the APY manually, the following example will show you how to do it. To calculate the APY, you will need to know the interest rate and the frequency of compounding. The formula for APY is: APY = (1 + r/n)^n – 1 where: r = interest rate n = number of compounding periods per year.
Let’s say, you have found a bank that offers 2% interest rate on your savings account and the interest is compounded quarterly. In order to calculate the APY, you need to use the following equation: APY = (1 + r/n)ⁿ – 1.

APY Formula Examples
In this equation, r stands for the interest rate (2%), n – for the number of compounding periods per year (4), and n – for the number of years (1).
Plugging in the values, you get: APY = (1 + 0.02/4)4 – 1 = 2.01%.
For example, let’s say you have a savings account with an interest rate of 2% and the interest is compounded monthly. The APY for this account would be:
APY = (1 + 0.02/12)^12 – 1 = 0.0206 = 2.06%
The APY Calculator can help calculate the interest earned on investment for more than one year. A percentage of a deposit is used in an analysis of whether an investment yields the best. You can also use the reverse way: If you know the annual percent yield you can calculate your rates.
What is the APY of 1%?
The APY of 1% is the equivalent of an annual interest rate of 1%. This means that if you have a savings account with an APY of 1%, you would earn 1% interest on your account balance over the course of a year.
For example, a $10,000 savings account with a 1% APY would earn you about $100 of interest in a year.
How much is 0.50 APY?
The answer to this question depends on a number of factors, including the frequency of compounding of the APY, the length of time the APY is offered, and the amount of money deposited into the account. In general, however, 0.50 APY is a relatively low interest rate.
For example, a savings account with a 0.50 APY would earn $5 in interest on a $1,000 deposit over the course of one year.
By comparison, a savings account with a 1.00% APY would earn $10 in interest on the same deposit over the course of one year.
What is the difference in APY of 1% compounding daily, weekly, monthly, or yearly?
The difference in APY of 1% compounding daily, weekly, monthly, or yearly is that the daily APY is higher than the others. This is because with daily compounding, the interest is compounded more often, so the interest earned is greater.
What is APY? Annual Percentage Yield
Annual Percentage Yield (APY) is a measurement of what your savings account or investment will earn over the course of a year. APY takes into account the effects of compounding, or reinvesting interest earned back into the account. This makes it a more accurate representation of your true earnings than the rate of return or effective interest rate.

To calculate APY, you need to know the interest rate, initial balance, and any fees associated with the account. You can use our APY calculator to figure out your estimated earnings. Generally speaking, the higher the APY, the better. This is because it means you are earning more interest on your money.
When comparing APYs, make sure to look at the fine print to see if there are any catches, such as a high minimum balance or monthly fees. If you are looking for a new savings account or investment, comparing APYs is a good way to find the best deal. Just remember to take into account any other factors that may affect your decision, such as the account fees and the company’s reputation.
The APR on the other hand, is the rate of return that would be earned if the interest were not compounded.
Difference between APR and APY?
There is a big difference between APR and APY. APR is the Annual Percentage Rate and is the interest rate charged for borrowing money. APY is the Annual Percentage Yield and is the total return on an investment over a period of time. APR is always lower than APY because it does not take into account the effects of compounding.
APR is your interest RATE, commonly referred to as the annual percentage rate. This is the rate you will earn on your savings or be charged on your loan or credit card balance if you don’t pay it off in full each month. The APR is important because it determines RATE of interest you will earn, or pay, over the course of a year.
APR does not take into effect how often you will pay the interest (annually, quarterly, monthly, or daily compounding?)
The APY is the annual percentage yield. This is the rate you will earn on your typical savings account or CD if you don’t withdraw any of the money. The APY is important because it determines how much interest you will earn over the course of a year.
Why is the APY important? Well, if you pay it once a year it is not important at all. But the more often you make a payment, you are now dealing with compounding interest. In simpler terms, the more often you pay interest, the more often you will have to pay interest ON YOUR INTEREST.
The way to calculate how much interest you will pay, and not just the interest rate, is to calculate the APY – the annual interest YIELD.
So if you have a CD, a savings account, a money market – it is helpful if you know your APR – but it is more important to know how often they calculate your interest. This will determine your actual yield – the true interest you will be paid or earn.
Is APR better than APY?

The answer to the first question is that it depends on the circumstances. If you are looking at a loan with a fixed interest rate, then APR is a better indicator of the true cost of the loan. This is because it takes into account the effects of compounding interest. On the other hand, if you are looking at an investment that pays variable interest, then APY is a better indicator of the true return on your investment.
- Earning a 10% APY is more money than earning 10% APR – because you are not earning interest on your interest in the APR (no compounding).
- Conversely, a 10% APR loan could be more expensive than a 10% APY loan. This is due to the APR interest rate is on the accrued interest on the loan.
The APR and APY are both important because they determine the amount of interest you will pay or earn over the course of a year. If you’re comparing two different savings accounts, for example, you want to make sure you’re getting the one with the higher APY so you earn more interest on your money.
How do I convert APR to APY?
The answer to the second question is that you can use an APR to APY calculator. This will allow you to compare the two rates easily. You can also use an APY calculator and an APR calculator and compare them to each other.
APY – Inflation Rate This then comes in handy to compare to inflation. If you are earning 5% yield, but inflation is 6% – you are actually taking five steps forward buy six steps back. Netting a loss of 1% in real true spending power.
APR to APY Calculator
How to convert APR to APY the easy way – without using the APR to APY Formula. You can just use this simple calculator that will compare APR to APY calculator for you.
Comparison: Real Interest Rate vs. Nominal Interest vs Percentage Yield
- The real interest rate is the rate of interest an investor receives after accounting for inflation.
- The nominal rate is the rate of interest an investor receives without accounting for inflation.
- The real interest rate is generally lower than the nominal interest rate.
- The real interest rate is a more accurate measure of the true cost of borrowing money.

Real Interest Rate
The real interest rate is the rate of interest that is adjusted for inflation. In other words, the real interest rate is the “true rate” or “actual rate” interest rate. The real interest rate is important for savers and investors because it is the rate that is used to calculate the real return on investment.
The real interest rate is also the rate that is used to compare the cost of different savings products. For example, if the real interest rate is 2%, then a typical savings account with a 2% interest rate will have a real return of 2% after inflation.
Nominal Interest Rate
The nominal interest rate is the rate of interest before adjusting for inflation. The nominal interest rate is used to calculate the interest rate on investments and other financial products. The nominal interest rate is also used to calculate the effective interest rate, which is the rate of interest after adjusting for inflation.
The effective interest rate is the rate of interest that is actually earned on an investment. The nominal interest rate is the rate of interest before adjusting for inflation. The nominal interest rate is used to calculate the interest rate on investments and other financial products. The nominal interest rate is also used to calculate the effective interest rate, which is the rate of interest after adjusting for inflation. The effective interest rate is the rate of interest that is actually earned on an investment.
Percentage Yield
The percentage yield, or base rate of return, on deposit accounts and other financial products is important to understand when making simple comparisons and compound frequency financial decisions. The market rates may be higher than the yield on your deposit, but the deposit terms and the frequency of compounding can have a significant impact on the overall return.
For example, if you have a one-year CD that pays 2% interest, and you reinvest the interest at the end of the year, you will have earned a total of 2.04% interest. However, if you have a five-year CD that pays the same 2% interest, but you reinvest the interest each year, you will have earned a total of 2.40% interest.
In general, the longer the term of the deposit and the higher the frequency of compounding, the higher the overall return will be. However, it is important to remember that market rates can change over a periods of time, so you may not always be able to earn the same return on your deposit.
When making financial decisions, it is important to consider the percentage yield, the term of the deposit, and the frequency of compounding. By doing so, you can make the best decision for your individual situation and maximize your return.
Conclusion
At this point, you have learned the difference between an APR vs APY calculator, and are educated on when to use each. You can do the manual calculations and compare the APR vs APY yourself. You can also use an APY calculator and an APR calculator and compare them to each other.

Comparing APYs can be a helpful way to choose the best savings account or investment for you. But it’s important to remember that APY is just one factor to consider when making a decision. Other factors like fees, minimum balance requirements, and account access may also be important to you. So be sure to consider all the factors before making a final decision.
When you are trying to calculate your APY interest, there are a few different methods that you can use. The first way is to use the annual percentage yield formula, which is: annual yield / annual interest x compounding. This formula will give you the percentage of interest that you will earn on your investment over the course of a year.
Another way to calculate your APY interest is to use the effects of compounding. This means that you will take into account the length of time period that your investment will be held, as well as the compounding periods. For example, if you are investing in a account that has a shorter compounding period, such as monthly, then you will earn more interest than if you were to invest in a account with a longer compounding period, such as yearly.
You can also use an APY calculator to help you calculate your APY interest. There are many different online calculators that you can use, such as the dividend rate and APY calculator above, or the earnings reinvestment calculator. These calculators will take into account the different factors that can affect your interest, such as the length of time that you plan on holding your investment, the compounding periods, and the type of account that you are investing in. In conclusion, there are many different ways that you can calculate your APY interest. The best way to do this is to use a combination of the different methods.
SUBSCRIBE TO OUR NEWSLETTER
Revolutionize Your Finances & Invest in Yourself Today
Ready to take charge of your finances? Subscribe now for expert advice and gain financial knowledge!
If you have made it this far – you probably appreciated the above article. As a thank you, please help me by:
- Sharing the article with your friends on social media – and like and follow us there as well.
- Sign up for the FREE personal finance newsletter, and never miss anything again.
- Take a look around the site for other articles that you may enjoy.
Note: The content provided in this article is for informational purposes only and should not be considered as financial or legal advice. Consult with a professional advisor or accountant for personalized guidance.