Tankbook: Fuel Log & MPG

Tankbook is the fuel log that gets the math right and doesn't charge you for it. Log a fill-up in seconds at the pump and see your real mileage for every tank, free, with no account and no signal needed. LOG A FILL-UP IN SECONDS • Odometer, gallons or liters, and what you paid: that's it • Type any two of amount, price and total, and Tankbook works out the third • Prefer your trip meter? Enter the trip distance instead of the odometer • Your vehicle is always shown at the top, so you never log to the wrong car REAL MILEAGE FOR EVERY TANK • MPG, L/100 km or km/L for each tank, right after you save • Partial fill-ups are handled properly: they add up until your next full tank • Forgot to log one? Mark it and that stretch is left out instead of faking a number • Edit any entry and the tanks around it are recalculated EXPENSES AND SERVICE REMINDERS • Track maintenance, repairs, tires, insurance, tax, parking, tolls and more • Reminders by distance, by date or both: oil change, tire rotation, brakes, inspection, insurance • One notification on the day a service is due. Nothing else STATS, FREE • Fuel economy over time, with your average, best and worst tank • Fuel spend per month and price per gallon or liter over time • Distance, fuel and money for the last 3 months, 12 months or all time YOUR DATA IS SAFE • Backup and restore to a file, free • Export fill-ups and expenses to CSV, free • Miles or kilometers, US or imperial gallons or liters, and your currency • Up to 2 vehicles free • No account. Everything stays on your phone PREMIUM: TRY IT FREE FOR 7 DAYS • Yearly or monthly with a 7-day free trial, or one payment for life • Cancel anytime in Google Play • No ads • Unlimited vehicles • Cost report: cost per mile or kilometer, spend by category and a yearly projection • Station comparison: average price and mileage for each gas station you use Privacy policy: https://tankbook.alekla.com/privacy/