FREE TOOLS
Automotive calculators
Choose a category or search across 20 working calculators. All estimates use your inputs and show how the result is calculated.
Fuel Cost CalculatorEstimate the fuel spend for a journey from distance, fuel use and price.Open tool Fuel Economy Converter & CalculatorCalculate MPG, km/L and L/100 km from measured distance and fuel.Open tool Road Trip Fuel & Cost CalculatorPlan fuel, tolls and the per-person cost of a road trip.Open tool Car Loan EMI CalculatorCalculate monthly payments, total interest and repayment amount.Open tool Vehicle Depreciation CalculatorModel declining resale value with an annual depreciation assumption.Open tool Annual Car Ownership Budget CalculatorEstimate yearly running cash costs from fuel and other expense inputs.Open tool Tire Size Comparison CalculatorCompare tire diameter, circumference and approximate speedometer effect.Open tool Tire Pressure Converter (PSI / Bar / kPa)Convert pressure units without guessing a recommended inflation value.Open tool EV Charging Cost CalculatorEstimate grid electricity and cost to charge between two battery levels.Open tool Vehicle Maintenance Schedule PlannerProject next due mileage for three maintenance tasks you configure.Open tool EV Charging Time CalculatorEstimate effective charging time from battery energy and realistic average charger power.Open tool EV Range EstimatorEstimate driving range from usable battery energy and consumption, with an optional reserve.Open tool EV vs Petrol Running Cost CalculatorCompare estimated energy costs per year for an EV and petrol car.Open tool Car Affordability CalculatorEstimate a maximum car budget from income, debt, down payment and loan rate.Open tool Brake Repair Budget CalculatorCalculate an itemized brake parts and labor budget from your own quotes.Open tool Oil Change Interval PlannerPlan the next oil change from distance and time limits you supply.Open tool Mileage Discrepancy CheckerCheck whether three user-entered odometer records progress consistently.Open tool Used-Car Inspection Checklist GeneratorGenerate a practical checklist tailored to vehicle age and drivetrain.Open tool Vehicle Age CalculatorCalculate approximate age from model year or first registration year.Open tool Maintenance Cost Budget PlannerPlan an annual car maintenance budget from predictable and emergency expense allowances.Open tool