Financial

  • Tip and Tax Calculator (Restaurant Bill Split)
    Free tip and tax calculator that adds sales tax and gratuity to a restaurant bill and splits the total evenly between any number of people.
  • Germany VAT (MwSt) Calculator
    Calculate German VAT (MwSt) at 19% or 7%. Add VAT to a net price or remove VAT from a gross price to find net, VAT and gross amounts.
  • Company Car Benefit-in-Kind (BIK) Tax Calculator (UK)
    UK company car tax calculator. Enter P11D price, CO₂ BIK percentage and your income tax band to find your annual and monthly benefit-in-kind tax.
  • Late Tax Filing Penalty & Interest Calculator (US IRS)
    Estimate US IRS late filing and late payment penalties plus interest on unpaid taxes. Calculate your total amount due quickly and free.
  • Blockchain Gas Fee Calculator
    Calculate Ethereum gas fees in USD and ETH from gas units, gas price in Gwei, and the current ETH price. Free, fast transaction cost estimator.
  • Crypto Investment ROI Calculator
    Calculate the return on investment (ROI) for your cryptocurrency holdings. Enter amount invested and current value to see your profit and percentage return.
  • Retirement Income Inflation Calculator
    Estimate the future annual income you'll need at retirement after inflation. Enter today's income, inflation rate, and years to retirement to see the real cost.
  • Today's Dollar Value Calculator
    Find what a future dollar amount is worth in today's money. Adjust any future sum for inflation to see its real present-day purchasing power.
  • Real vs Nominal Value Calculator
    Convert a nominal value into its real (inflation-adjusted) value using base-year and current price indexes. Free real vs nominal value calculator.
  • Inflation-Adjusted Rent Calculator
    Estimate future rent adjusted for inflation. Enter current rent, annual inflation rate, and years to see your projected monthly rent and total increase.
  • VAT Calculator — Add or Remove VAT
    Free VAT calculator to add VAT to a net price or remove VAT from a gross price. Enter any amount and VAT rate to get net, VAT and gross instantly.
  • Reverse Sales Tax Calculator
    Free reverse sales tax calculator. Enter a total price and tax rate to find the pre-tax price and the exact sales tax amount included.
  • Impermanent Loss Calculator
    Calculate impermanent loss for a 50/50 liquidity pool from a price change ratio. See percentage loss vs HODL and estimated dollar impact.
  • ACB Loan Total Cost Calculator
    Calculate the total cost of a loan — principal plus interest — and your monthly EMI from the loan amount, annual rate, and term in years.
  • Effective Annual Interest Rate (APY) Calculator
    Convert a nominal annual interest rate into the effective annual rate (APY) using EAR = (1 + i/n)^n − 1 for any compounding frequency.
  • ACB Loan Down Payment Calculator
    Calculate the down payment and remaining loan amount for any asset purchase. Enter the price and deposit percentage to see your required deposit instantly.
  • Savings Goal Calculator
    Find the monthly deposit needed to reach a savings goal. Enter your target amount, interest rate, and time frame to see deposits and interest earned.
  • ACB Monthly Interest Payout Deposit Calculator
    Calculate the monthly interest payout on a fixed deposit. Enter your principal and annual rate to see how much interest you earn each month.
  • ACB Debt-to-Income Ratio Calculator
    Calculate your debt-to-income (DTI) ratio instantly. Enter monthly debt payments and gross income to see the percentage lenders use to assess loan eligibility.
  • DSO Calculator
    Enter accounts receivable, total credit sales, and number of days to compute DSO, average daily sales, turnover ratio, and a quick performance assessment.
  • Annuity Payout Calculator
    Calculate the periodic withdrawal from an annuity given a principal, interest rate, and payout horizon — or solve for how long the principal lasts at a given periodic withdrawal. Supports annual through biweekly frequencies.
  • Annualized ROI Calculator
    Calculate your annualized return on investment from initial value, final value, and holding period. Convert total ROI into an average yearly rate instantly.
  • Net Profit Margin Calculator
    Calculate net profit margin instantly. Enter net income and revenue to see the percentage of sales kept as profit after all expenses.
  • Present Value of Annuity Due Calculator
    Calculate the present value of an annuity due — payments made at the beginning of each period. Enter payment, rate per period, and number of periods.

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