Finance Calculators— Guides & Articles

• Calculate Simple Interest Between Two Dates: A Quick Method

  Published 2026-08-11

  Calculate simple interest between two dates by converting the date range into years and applying I = P × r × t. Includes a worked example and edge cases.

  

• Calculate Inflation on an Amount: Future Cost and Power

  Published 2026-08-10

  Calculate inflation on an amount with the free Inflation Calculator. Enter dollars, a rate, and years to see future cost and purchasing power instantly.

  

• Best Savings Template for Recurring Deposits

  Published 2026-08-10

  Use the best savings template to project recurring deposits with a starting balance. See future value, contributions, and interest earned in real time, in…

  

• Calculate ROI for an Investment: The Core Formula

  Published 2026-08-10

  To calculate ROI for an investment, divide profit by initial cost and multiply by 100. Get the percentage and annualized return instantly.

  

• Calculate Retirement Growth Over Time With Compounding

  Published 2026-08-10

  See how your retirement nest egg grows from today to retirement. Enter savings, monthly contributions, and expected return for instant projections.

  

• Calculate Loan for Home: The Four Numbers That Decide It

  Published 2026-08-10

  Calculate a home loan by entering your home price, down payment, rate, and term. See your monthly payment, total interest, and full amortization schedule…

  

• Calculate Loan Payment in Excel: PMT, NPER, or a Tool

  Published 2026-08-09

  Calculate loan payment in Excel using PMT, or use the free Loan Payoff Calculator to find months to payoff and total interest from a fixed monthly payment.

  

• Home Affordability Calculator: How Accurate Is It Really?

  Published 2026-08-09

  Use an accurate home affordability calculator built on the 28/36 DTI rule, so income, debts, and down payment become a max home price in your browser.

  

• Accurate Discount Calculator for Sale Price and Savings

  Published 2026-08-09

  Use an accurate discount calculator to get the exact sale price and true savings, even when coupons stack. See why 20% then 10% off equals 28%, not 30%.

  

• Car Loan Calculator: What Your Auto Loan Really Costs

  Published 2026-08-09

  A free car loan calculator shows your monthly payment, total interest, and total cost. Enter price, down payment, trade-in, APR, and term to estimate.