Transportation & Travel

  • Total Cost of Car Ownership Calculator
    Estimate the true 5-year total cost of owning a car: depreciation, fuel, insurance, maintenance, financing and taxes — with per-year and per-month figures.
  • Jet Lag Recovery Calculator
    Estimate how many days you need to recover from jet lag based on time zones crossed and travel direction (eastward vs westward). Free, instant result.
  • Knots to MPH and KM/H Converter
    Convert knots to miles per hour and kilometers per hour instantly. Free aviation and marine speed converter using exact conversion factors.
  • Feet to Meters Elevation Converter
    Convert elevation in feet to meters instantly. Enter altitude in feet to get the exact metric value using the standard 1 ft = 0.3048 m factor.
  • Nautical Miles to Kilometers/Miles Converter
    Convert nautical miles to kilometers and statute miles instantly. 1 nautical mile = 1.852 km = 1.15078 miles. Fast, accurate distance converter.
  • Knots to MPH & KM/H Converter
    Convert knots to miles per hour (mph) and kilometers per hour (km/h) instantly. Free, accurate marine and aviation speed converter.
  • Overweight Baggage Fee Calculator
    Estimate your airline overweight checked-baggage fee from bag weight, free allowance, fee increment, and price per increment. Fast and free.
  • Car Trip Carbon Footprint Calculator
    Calculate the CO₂ emissions of a car trip from distance, fuel economy and fuel type. Split the footprint per passenger and see grams of CO₂ per km.
  • Flight CO₂ Emissions Calculator
    Estimate the CO₂ emissions of any flight from distance, flight type and passenger count. See kg, tonnes and trees needed to offset your air travel.
  • Car CO2 Emissions Calculator
    Estimate the CO2 emissions and carbon footprint of your car trips from distance, fuel economy and fuel type (gasoline or diesel).
  • Car Payment Affordability Calculator
    Find the maximum car price you can afford from your monthly budget, down payment, APR, and loan term. See financed loan amount and total interest.
  • Trip Cost Per Person Calculator
    Split travel expenses fairly with the Trip Cost Per Person Calculator. Enter total cost and group size to get each person's share instantly.
  • Speed Converter Calculator
    Convert speed between mph, km/h, m/s, knots and ft/s instantly. Free online speed unit converter using exact m/s base conversion factors.
  • Drive Time With Rest Stops Calculator
    Estimate your total road trip time including driving and rest stops. Enter distance, average speed, number of stops, and minutes per stop.
  • Fuel Needed for Trip Calculator
    Estimate how much fuel your trip needs and the cost. Enter distance, fuel efficiency, and price to get litres or gallons required instantly.
  • Miles to Kilometers Conversion Calculator
    Convert miles to kilometers instantly. Enter any distance in miles and get the exact kilometer value using the factor 1 mile = 1.609344 km.
  • Currency Exchange Calculator
    Convert currency at any exchange rate and subtract a fee or markup percentage to see exactly how much you'll receive and your effective rate.
  • Car Depreciation Calculator
    Estimate how much your car is worth after several years. Calculate vehicle depreciation, total value lost, and percentage remaining instantly.
  • Rideshare Fare Estimate Calculator
    Estimate Uber, Lyft and rideshare trip cost from base fare, per-mile and per-minute rates, booking fee and surge multiplier. Free instant estimate.
  • Fuel Needed for Trip Calculator
    Estimate how much fuel your trip will use from distance and fuel economy. Add fuel price to get the total cost for your journey instantly.
  • Car Loan Payment Calculator
    Calculate your monthly car loan payment from vehicle price, down payment, trade-in, APR, and term. See total interest and total cost instantly.
  • Steps to Distance & Calories Calculator
    Convert your daily steps into distance (km & miles) and estimate calories burned, based on your height, weight and walking pace.
  • EV Range Calculator
    Estimate your electric vehicle's driving range from battery capacity (kWh) and efficiency (Wh/mile). Adjust usable battery percentage for a realistic result.
  • EV Charging Cost Calculator
    Calculate the cost to charge your electric vehicle from battery capacity, charge percentage added, and your electricity price per kWh.

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