Apps
Free online car tools and calculators for DIY mechanics and owners. Fuel cost, engine, tire, maintenance, diagnostics, and conversion apps — instant, no signup.
0-60 mph Calculator – Estimate Acceleration Time
0–60 mph Acceleration Estimator Estimate your car’s 0–60 mph / 0–100 km/h time from power and weight — labeled as estimates, not manufacturer data. 0–60....
Air-Fuel Ratio Calculator – AFR & Lambda Converter
Air-Fuel Ratio Calculator Convert between AFR and Lambda, and check stoichiometric targets for petrol, E85, and diesel tuning. AFR / Lambda Converter AFR ⇄ Lambda....
Break-Even Calculator – Is a Fuel-Efficient Car Worth It?
Break-Even Fuel Savings Calculator Find out how many kilometres until a more fuel-efficient car pays back its higher price through fuel savings. Break-Even Calculator Price....
Car CO2 Emissions Calculator – Estimate Your Footprint
Car CO2 Emissions Calculator Estimate your vehicle’s CO₂ output from fuel type and consumption — understand your environmental footprint. CO₂ Emissions Calculator Fuel type ·....
Compression Ratio Calculator – Engine CR Tool
Compression Ratio Calculator Calculate your engine’s compression ratio from swept volume and combustion chamber volume — essential for engine building. Compression Ratio Calculator Swept volume....
Engine Displacement Calculator – Bore & Stroke to CC
Engine Displacement Calculator Calculate engine displacement from bore, stroke, and cylinder count — results in cc, litres, and cubic inches. Engine Displacement Calculator Bore ·....
EV Charging Cost Calculator – Home & Public Station
EV Charging Cost Calculator Calculate exactly what it costs to charge your electric vehicle at home or a public DC fast-charger — enter your battery....
EV Range Calculator – Estimate Real-World Driving Range
EV Range Calculator Estimate your electric vehicle’s real-world range by factoring in battery size, efficiency, temperature, and driving style — plan your trip with confidence.....
EV vs Gas Cost Calculator – Compare Running Costs
EV vs Gas Cost Calculator Compare the per-km running cost of an electric car against a petrol car — see exactly how much you save....
Fuel Cost Calculator – Estimate Trip Fuel & Price
Fuel Cost Calculator Instantly estimate the fuel cost of any trip — enter your distance, fuel economy, and local price. Fuel Cost Calculator Distance ·....
