Financial Calculator Online

A comprehensive online financial calculator for loan payments, savings growth, and investment returns.

isCalculator Editorial Team Published by:
Reviewed by: Review Board
Last Updated:

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How to use this tool?

This calculator helps you estimate loan payments, savings growth, or investment returns. Follow these steps:

  1. Select calculation type from the dropdown: Loan Payment, Savings Growth, or Investment Return.
  2. Enter the required values for the selected type:
    • Loan Payment: Loan Amount (positive), Annual Interest Rate (positive %), Loan Term (whole years).
    • Savings Growth: Initial Deposit (non-negative), Monthly Contribution (non-negative), Annual Interest Rate (positive %), Time Period (whole years).
    • Investment Return: Initial Investment (non-negative), Expected Annual Return (positive %), Investment Period (whole years).
  3. Click "Calculate" to see the result. Invalid inputs will show red borders.
  4. Read the result displayed in the green box:
    • For loans: monthly payment amount.
    • For savings/investments: future value after the period.

Note: All monetary values are in dollars ($). Interest rates are annual percentages. Terms and periods must be whole years. The calculator uses standard financial formulas (monthly compounding for loans and savings; annual compounding for investments).

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Frequently Asked Questions

Enter the loan amount, annual interest rate, and term in years. The calculator uses the standard amortization formula to determine the monthly payment.

It computes the future value of an initial deposit plus monthly contributions, compounded monthly at the given annual interest rate.

It calculates the future value of a lump sum investment compounded annually at the expected return rate.

Reviewed by Experts

Carlos Bicho

Carlos Bicho

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Danilson Melicio

Danilson Melicio

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Financial Markets Investor

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Eurico José Kiala

Mathematician

Teacher

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Francisco Saramango

Francisco Saramango

Board Financial Advisor

Financial Management and Accounting, Financial management and accounting

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Juliana Mayorca

Juliana Mayorca

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