Transportation & Travel

  • Ground Speed Calculator
    Calculate aircraft ground speed from true airspeed, wind speed and wind angle using the vector triangle formula. Free, instant, in knots.
  • Great Circle Distance Calculator
    Calculate the great circle (shortest) distance between two latitude/longitude coordinates in km, miles, and nautical miles using the spherical law of cosines.
  • Remote vs On-Location Work Cost Calculator
    Compare the cost of working remotely vs on-location. Estimate monthly and yearly savings from commuting, meals, and remote home-office costs.
  • Taxi Fare Split Calculator (Per-Leg, Japan)
    Split a shared taxi fare fairly when riders are dropped off one by one. Each leg is divided among remaining passengers, rounded up to the nearest 10 yen (Japan).
  • Tip and Bill Split Calculator
    Calculate the tip, total bill, and per-person share. Enter the bill amount, tip rate, and number of people to split a restaurant or service check evenly.
  • Flight Radiation Dose Calculator
    Estimate the cosmic radiation dose (in µSv and mSv) you receive on a flight from flight duration and cruise dose rate. Free, instant estimator.
  • Mile Conversion Calculator
    Convert miles to kilometers, meters, yards, and feet instantly. Enter any distance in miles and get accurate metric and imperial conversions.
  • Mileage (Fuel Economy) Calculator
    Calculate your vehicle's fuel economy in miles per gallon (MPG). Enter miles driven and gallons used to get MPG plus gallons per 100 miles.
  • Fuel Saving Calculator: Idling Stop, Rapid Acceleration, Tire Pressure
    Estimate annual fuel litres, yen saved and CO2 reduced by eco-driving in Japan: idling stop, avoiding rapid acceleration, and correct tire pressure.
  • Uniform Motion Travel Time Calculator
    Compute travel time from distance and constant speed using t = d / v. Supports km/h, m/min, m/s and km/m units; result shown as hours:minutes:seconds.
  • Car Fuel Economy & CO2 Emissions per Kilometer Calculator
    Calculate your car's fuel economy (km/L) and CO2 emissions per kilometer from fuel used and distance driven. Supports gasoline and diesel factors.
  • Lease Mileage Calculator
    Estimate your car lease excess mileage penalty. Enter your annual allowance, lease term, miles driven and per-mile rate to see your overage charge.
  • Mileage Reimbursement Calculator
    Calculate your mileage reimbursement instantly. Enter miles driven and your rate per mile to find the total amount owed for business travel.
  • Car vs Bike Calculator
    Compare car driving vs biking and see how much CO2 you save. Enter distance, trips and your car's emission factor to estimate kg of CO2 avoided.
  • Commute Cost Calculator
    Estimate your annual and monthly commute fuel cost from distance, commute days, fuel price, and vehicle MPG. Free, fast commuting expense calculator.
  • Plug-in Hybrid Economy Calculator
    Estimate the combined electricity and gasoline cost of driving a plug-in hybrid (PHEV). Split electric vs gas miles to see total cost and cost per mile.
  • Carpooling Savings Calculator
    Calculate the fuel cost per person when carpooling. Enter distance, fuel efficiency, price per litre and number of passengers to see your share and savings.
  • Flight Carbon Footprint Calculator
    Estimate the CO₂ emissions of your flight by distance, cabin class, passengers and trip type. Free flight carbon footprint calculator with tree-offset estimate.
  • Fuel Mileage Calculator
    Calculate your vehicle's fuel mileage (MPG) from distance traveled and fuel used. Free, instant, and includes L/100 km conversion.
  • Fuel Distance Calculator
    Estimate how far you can drive from the fuel you have and your vehicle's efficiency. Multiply fuel by miles/km per unit to get total distance.
  • Fuel Consumption Calculator
    Calculate fuel consumption in litres per 100 km from fuel used and distance driven. Also shows km/L and miles per gallon (UK). Free and easy to use.
  • Cost per Mile Calculator
    Calculate your cost per mile by dividing total cost by total miles driven. Great for trucking, fleets, deliveries, and personal vehicle expense tracking.
  • Linear Inches Calculator
    Calculate the total linear inches of your luggage by adding length, width, and height. Check airline size limits (e.g. 62 linear inches) instantly.
  • Annual Fuel Cost Calculator
    Estimate your yearly fuel cost from miles driven, MPG, and fuel price. See annual, monthly, per-gallon, and per-mile costs instantly.

Categories