Various Compound Interest Calculator

"Easy to compute various compound interest calculations"

Language exchange / Japanese



Calculate the principal and interest total from the monthly funded amount, annual interest, and funded years.
*It is convenient for calculation when the monthly accumulated amount is fixed.

Monthly reserved amount:dollar
Annual interest rate: %
Funded years:years

interest included:$
total amount:$,Investment gains:$.Profit rate:%.

※Please enter the light blue part (monthly reserved amount, annual interest, funding year) and press 【Calculate】 button.



Calculate the principal and interest total from the first principal, annual interest, and accumulated years.
*It is convenient for calculation when there is money collected at hand and it is almost decided when to use (years later).

Principal amount:$
Annual interest rate:%
Operating years:years

interest included:$
Investment gains:$,Profit rate:%.

※Please enter the light blue part and press 【Calculate】 button.



Calculate the necessary monthly funding amount from the target funded amount (total principal and interest), annual interest, and funded years.
*Even if you want to accumulate a fixed amount every month to prepare $ 50,000 for university funds in 12 years from now, it is convenient for calculation.

Monthly reserved amount:$
Annual interest rate:%
Operating years:years
interest included:$

total amount:$, Investment gains:$.Profit rate:%.

*Please enter the light blue part and press 【Calculate】 button.



The necessary principal is back calculated from target amount (total principal and interest), annual interest, and operational years.
* For example, if you want to prepare 2 million yen for renovation funds 5 years later, it is convenient for calculation when you want to operate gathered money at hand.

Principal amount:$
Annual interest rate:%
Operating years:years
interest included:$

Investment gains:$. Profit rate: %.

*Please enter the light blue part and press 【Calculate】 button.



The necessary funds for withdrawing funds at fixed receipts and annual interests every year in the period (year).
* For example, you can calculate necessary funds when you want to receive your own annuity of $1,000 each month for 20 years while operating at 5% a year.

Received annual amount:$
Annual interest rate: %
Operating years: years
Necessary funds:$

*Please enter the light blue part and press 【Calculate】 button.



Reversed the necessary annual interest when you want to increase the funds from "Y" dollars to "Z" dollars in "X" years.
* For example, if you want to increase $ 100,000 to $ 200,000 in 10 years, you can see what percentage of annual interest you have to operate.

Operating years: years
Initial price:$
Target amount:$
Annual interest rate: %

*Please enter the light blue part and press 【Calculate】 button.



Calculate the upper limit of the standard deviation that satisfies the annual interest necessary and minimum amount to be secured when you want to increase the funds from Y dollars to Z dollars in X years.
* For example, if you want to increase $200,000 to $400,000 in 10 years, you can see how many percent annual interests you have to operate, or how much you need to keep within the standard deviation if you want to secure a minimum of $ 300,000.

Operating years: years
Initial price:$
Target amount:$
Minimum secured amount:$
Magnification of standard deviation to be determined:

Annual interest rate:%
Upper standard deviation:% or less

*Please enter the light blue part and press 【Calculate】 button.



Various Compound Interest Calculator:special thanks Kikyo Saotome and TONE



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