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Vehicles
Vehicles
Fuel logs, registrations and parking tickets.
24 tools
Accident & Damage Log
Log accidents with severity, other party, police report and claim numbers.
Battery Replacement Tracker
Track each car battery: brand, group size, CCA, warranty and install date.
Brake Service Log
Record brake pad/rotor/fluid service with odometer and cost.
Coolant Mix Calculator
Calculate concentrate + water litres for a target antifreeze percentage.
DIY Vehicle Repair Log
Track at-home repairs: job, hours, parts cost and odometer.
Driver License & Document Vault
Track license, ID and travel-document expiry per driver in your household.
EV Charging Cost Calculator
Estimate the cost to charge an EV between two states of charge.
EV Range vs Temperature
Estimate real-world EV range as a function of outside temperature and cabin heating.
Fuel Log
Track fill-ups with odometer, liters and cost.
Gear Ratio / Speed Calculator
Find road speed from engine RPM, gearing, final drive and tire size.
MPG / L/100km Calculator
Convert between miles-per-gallon (US & UK) and litres per 100 km.
OBD-II Code Lookup
Look up the meaning of an OBD-II diagnostic trouble code (P, B, C or U).
Oil Change Tracker
Log oil changes with odometer, oil type and next-due mileage.
Parking Ticket Log
Track citations: violation, fine, due date and paid status.
Speedometer Error Calculator
See how a tire-diameter change skews your indicated vs actual speed.
Tire Pressure & Rotation Log
Track corner-by-corner tire pressures and rotations over time.
Tire Size Calculator
Parse 225/45R17 style tire codes — sidewall, overall diameter and speedo error vs an OEM size.
Toll / E-ZPass Log
Log toll charges by date and location for expense tracking.
Towing Capacity Calculator
Check trailer weight against vehicle rated capacity; estimate tongue weight and safety margin.
Vehicle Depreciation Calculator
Project a vehicle's value year by year using a declining-balance rate.
Vehicle Lease vs Buy Calculator
Compare monthly cost and long-term net of leasing vs financing a vehicle.
Vehicle Modifications Log
Track mods: category, part number, install date and cost.
Vehicle Registry
Track registration, insurance and inspection expiries.
VIN Decoder
Decode a 17-character VIN: country, manufacturer, model year, plant and check-digit.
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