BestCalculator .app

Finance Calculators

Free finance calculators for loans, mortgages, tax, discounts, currency, simple interest, compound interest, CAGR, retirement, ROI, paychecks, auto loans, home affordability, debt payoff, inflation, investment growth, CDs, 401(k), Roth IRA, RMDs, Social Security, savings, annuity, APY, sales tax, margin, amortization, VA loans, refinance, home equity loans, HELOCs, student loans, credit card interest, FHA loans, APR, closing costs, SIP, UK salary, and gratuity.

Loan Calculator

Calculate monthly payments, total interest, and amortization schedules for any loan.

Mortgage Calculator

Estimate monthly mortgage payments including taxes to plan your home purchase.

CAGR Calculator

Calculate Compound Annual Growth Rate for your investments over a period of time.

Currency Converter

Convert dozens of world currencies using real-time exchange rates for results.

Tax Calculator

Calculate income tax, explore tax brackets, and find your effective tax rate.

Discount Calculator

Compute discounted prices and savings for sales and markdowns instantly.

Simple Interest

Quickly calculate simple interest based on principal, rate, and time accurately.

Compound Interest

Compute long-term investment growth including compounding periods easily.

Retirement Calculator

Estimate a retirement balance from savings, contributions, return, and an optional employer match.

ROI Calculator

Calculate simple return from the amount invested and the amount returned, with optional annualized ROI.

Paycheck Calculator

Estimate take-home pay for one paycheck from gross pay, a pre-tax deduction, and taxes.

Auto Loan Calculator

Estimate a car payment from price, down payment, rate, term, sales tax, and fees.

Home Affordability Calculator

Estimate a home price from income, debts, down payment, rate, and housing costs.

Debt Payoff Calculator

Estimate months to pay off a balance from the APR, monthly payment, and an optional extra payment.

Inflation Calculator

Turn a past dollar into a later year with bundled CPI-U annual averages through August 2026.

Investment Calculator

Project growth with deposits, withdrawals, and an inflation-adjusted ending balance.

CD Calculator

Term, APY versus nominal, and an early-withdrawal penalty from a rate you type.

401(k) Calculator

Salary deferral, two employer match tiers, and the 2026 IRS elective cap.

Roth IRA Calculator

2026 Roth contribution after the income phaseout, then growth of that contribution.

RMD Calculator

Owner required distribution from the IRS Uniform Lifetime Table for 2026.

Social Security Calculator

2026 benefit estimate from birth year and AIME, with claim-age break-even.

Savings Calculator

Solve for a future balance, the regular deposit, or the time.

Annuity Calculator

Lump sum to a payment over a fixed number of years.

APY Calculator

Nominal rate and compounding to APY, and the reverse.

Sales Tax Calculator

State rate plus a local percent you type. No ZIP lookup.

Margin Calculator

Margin and markup, solved in either direction.

Amortization Calculator

Payment and full schedule for a generic loan, with optional extra principal.

VA Loan Calculator

Purchase payment plus the VA funding-fee chart; you type the rate.

Refinance Calculator

Compare two loans and divide closing fees by monthly savings.

Home Equity Loan Calculator

Available equity, then a fixed amortizing payment. Not a HELOC.

HELOC Calculator

Interest-only draw, then a repayment loan.

Student Loan Calculator

Standard payment, schedule, and extra principal. Not income-driven.

Credit Card Interest Calculator

Revolving interest, months to payoff, and a minimum you describe. Balance transfer is a mode.

FHA Loan Calculator

Upfront and annual MIP from the HUD table; you type the rate.

APR Calculator

The rate that includes the fees you list. The note rate stays an input.

Closing Cost Calculator

A sum of line items you can edit. Not a state closing disclosure.

SIP Calculator

Mutual fund SIP, lump sum, and SWP. You type the rate.

UK Salary Calculator

UK take-home for 2026 to 2027 from income tax and National Insurance.

Gratuity Calculator

Indian gratuity from last drawn wages, with an editable ceiling.

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