Keep everything under control: fuel, maintenance, insurance, financing, and much more. PetrolBook is the ultimate app for those who want to know exactly how much it costs to own a car or motorcycle. - Complete dossier: Store documents, receipts, and important deadlines directly on your phone. Insurance, registration document, MOT, and road tax: all in one place, always with you. - Track every expense and upgrade: Record fuel, services, repairs, tires, and any upgrades. View monthly costs with clear graphs and discover the real cost per kilometer. - Financing management: Monitor installments, interest, remaining capital, and simulate early termination of your loan. Supports large installments and refinancing. - Market value: Find out how much your vehicle is worth today with an updated estimate based on real market prices. - PDF report: Generate a complete PDF log, perfect for selling or tracking the vehicle's history. - Privacy: Currently no account, no server. All data remains on your device. This tool provides only indicative simulations and does not constitute financial advice.