Free Fleet Management Calculators
Working calculators for the numbers fleets argue about. Each one shows its formula and states what it cannot account for, so you can check the arithmetic yourself.
24 free tools, no signup required
Fleet TCO Calculator
Free fleet TCO calculator. Enter purchase price, resale, fuel, maintenance, insurance and downtime to see true cost per vehicle, per year and per kilometre.
OpenFleet Management Software ROI Calculator
Model fleet software ROI with your own numbers. Enter licence cost, setup, current fuel, maintenance and admin spend, then set the improvement you would underwrite.
OpenVehicle Replacement Calculator
Work out whether to keep a vehicle another year or replace it now. Compares next year's cost of keeping against the annual cost of the replacement.
OpenCost per Vehicle Calculator
Turn annual fleet spend into cost per vehicle per year, month and kilometre. Splits fixed from variable cost and shows the cost per vehicle actually working.
OpenFleet Size Calculator
Work out how many vehicles your workload needs. Converts jobs per day, job duration, shift length, peak demand and vehicle availability into a fleet size.
OpenFleet Break-Even Calculator
Find the distance your fleet must run each month to cover its fixed costs. Enter revenue and variable cost per kilometre to see contribution and margin of safety.
OpenFuel Cost Calculator
Work out annual fleet fuel spend from distance, consumption, idle hours and pump price. See the split between fuel that moved a load and fuel that stood still.
OpenFuel Cost per KM Calculator
Turn litres purchased and distance covered into fuel cost per kilometre, litres per 100 km, cost per 100 km and cost per tonne-kilometre for any vehicle.
OpenIdling Cost Calculator
Price the hours your engines run without moving. Enter idle hours, burn rate and fuel price to see wasted litres, engine hours and the avoidable share.
OpenFuel Theft Savings Calculator
Weigh the value of closing your unaccounted-fuel gap against the cost of sensors and subscription. Net first-year saving and payback in months.
OpenVehicle Downtime Cost Calculator
Free vehicle downtime cost calculator. Work out what an off-road vehicle costs per day in lost margin, replacement hire, fixed costs and workshop admin.
OpenMaintenance Cost per KM Calculator
Free maintenance cost per km calculator. Split planned servicing, unplanned repairs, tyres and workshop overhead into a true cost per kilometre per vehicle.
OpenTire Cost per KM Calculator
Free tire cost per km calculator. Work out cost per kilometre from casing price, retread cycles, fitting and scrap rate, and test whether cheap covers pay.
OpenTrip Profitability Calculator
Free trip profitability calculator. Enter freight rate, loaded and empty kilometres, fuel, tolls and driver pay to see margin per trip and margin per kilometre.
OpenDetention Cost Calculator
Work out what detention really costs. Enter waiting hours, free time, truck and driver hourly cost and recovery rate to see unrecovered detention per year.
OpenEmpty Miles Cost Calculator
Free empty miles calculator. Enter loaded and empty kilometres per week, fuel burn and running cost to see what deadhead running costs your fleet each year.
OpenRoute Cost Calculator
Route cost calculator for fleets. Build a route from distance, fuel burn, tolls, driver hours and standing cost to get cost per run, per kilometre and per year.
OpenCost per Trip Calculator
Cost per trip calculator. Divide a month of real fleet spend by trips completed to see the true cost of a trip, split into variable, wage and fixed shares.
OpenPayload Utilization Calculator
Payload utilization calculator. Compare average load weight and volume against vehicle capacity to find your binding constraint and the trips you are wasting.
OpenFleet Utilization Calculator
Free fleet utilization calculator. Enter fleet size, shift length, working days and downtime to see utilisation, availability and how many vehicles sit unused.
OpenGPS Tracking ROI Calculator
Free GPS tracking ROI calculator. Enter hardware, install and subscription cost against your own fuel, overtime and admin savings to see payback in months.
OpenFleet Carbon Emissions Calculator
Free fleet carbon emissions calculator. Convert fuel burn into tonnes of CO2e per year, split tank-to-wheel from well-to-tank, and see grams per kilometre.
OpenEV vs ICE Fleet Cost Calculator
Free EV vs ICE fleet cost calculator. Compare capital, energy and maintenance across the holding period and find the distance where an EV repays its premium.
OpenDriver Cost Calculator
Free fleet driver cost calculator. Add overtime, employer on-costs, allowances, training, licensing and turnover to see the real annual cost of a driver per hour.
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Stop typing in estimates
These tools run on the numbers you type. KO Fleetz runs on the numbers your fleet actually produces.