Personal Finance

  • Cost Per Serving Calculator
    Calculate the cost per serving of any recipe or grocery item. Just enter total cost and number of servings to find your per-serving price instantly.
  • Markup to Price Calculator
    Calculate the selling price from cost and markup percentage. Enter your item cost and markup % to instantly get the price and profit per unit.
  • Price After Coupon Calculator
    Calculate the final price after a dollar-off and percent-off coupon. Enter the original price and coupons to see your sale price, savings, and discount %.
  • Kilometers to Miles Converter
    Convert kilometers to miles instantly with this free calculator. Uses the exact factor 1 mile = 1.609344 km for accurate distance conversion.
  • Savings Needed for Target Passive Income Calculator
    Find how much you need to invest to generate your target annual passive income at a given yield. Free, instant principal calculator.
  • How Much to Save Per Day Calculator
    Find out how much money to save per day to hit your savings goal by a target date. Enter your goal, days remaining, and current savings.
  • Traditional IRA Calculator (US)
    Estimate the future value of your US Traditional IRA with monthly contributions and compound growth. See projected balance, contributions, and interest earned.
  • Foreign Currency Price Comparison Calculator
    Convert a foreign-currency price into your home currency using the current exchange rate. Quickly compare prices while traveling or shopping online.
  • Linear Luggage Dimensions Calculator
    Add your bag's length, width and height to get its linear dimensions and instantly check whether it fits an airline's L+W+H size limit.
  • Pounds to Kilograms Baggage Weight Converter
    Convert your baggage weight from pounds (lb) to kilograms (kg) instantly. Check against airline weight limits before you fly. kg = lb / 2.20462262.
  • Home Equity Calculator
    Calculate your home equity and equity percentage from your home's value and mortgage balance. See your loan-to-value (LTV) ratio instantly.
  • Social Security PIA Calculator (US)
    Estimate your US Social Security Primary Insurance Amount (PIA) from AIME using the 90%/32%/15% bend-point formula. Enter bend points for your year.
  • Overtime Pay Calculator
    Calculate your overtime pay from OT hours, hourly rate and multiplier (1.5×, 2×). See extra weekly, monthly and yearly income from overtime.
  • Hourly to Monthly Budget Calculator
    Convert your hourly wage into monthly take-home pay. Enter your rate, weekly hours, and tax rate to see net monthly, weekly, and annual income for budgeting.
  • Interest-Only Monthly Income from Deposit Calculator
    Calculate the monthly interest income from a savings deposit or lump sum. Enter your principal and annual rate to see your monthly payout.
  • Road Trip Time Calculator
    Estimate total road trip time from distance, average speed, and rest stops. Adds driving time plus break time for a realistic arrival estimate.
  • Inflation-Adjusted Pension Calculator
    Calculate the real, inflation-adjusted value of your pension. See how much purchasing power your fixed pension loses over time at a given inflation rate.
  • Percentage of Salary Spent on Rent Calculator
    Find out what percentage of your salary goes to rent. Enter monthly rent and annual salary to check affordability against the 30% rule.
  • Rent to Required Salary Calculator (40x Rule)
    Find the gross annual salary you need to qualify for an apartment using the 40x rent rule common in US rental markets. Enter your monthly rent.
  • Crypto Dollar-Cost Averaging (DCA) Calculator
    Calculate crypto dollar-cost averaging returns: accumulated coins, average cost, current value, profit and ROI from fixed periodic buys.
  • Investment Growth Calculator
    Project your investment's future value from an initial lump sum plus annual contributions, compounded yearly. See total interest and growth breakdown.
  • Annual Percentage Yield (APY) Calculator
    Calculate APY (Annual Percentage Yield) from a nominal rate and compounding frequency. See your true effective annual return with the formula APY = (1 + r/n)^n − 1.
  • Home Sale Net Proceeds Calculator
    Estimate your home sale net proceeds: subtract mortgage payoff, agent commission, and closing costs from the sale price to see your cash at closing.
  • Rent-to-Income Ratio Calculator
    Calculate your rent-to-income ratio instantly. Enter monthly rent and gross income to see what percentage of pay goes to rent and if it's affordable.

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