Fuel Tracker delivers precise fuel consumption analytics for drivers who want data-driven insight into their vehicle's running costs. Core Analytics Engine: • Fuel economy: km/L (kilometers per liter) • Consumption rate: L/100km (liters per 100 km) • Cost efficiency: ¥/km (cost per kilometer) • Interval mileage: distance driven between fill-ups • Days since last fill-up Data Management: • Structured fill-up records: odometer reading, fuel volume (L), unit price • Auto-calculated total cost per fill-up • Historical record browsing and editing • Multi-vehicle management via Garage Privacy & Security: • 100% offline — zero network requests • No user account required • All data stored exclusively on-device via UserDefaults • No analytics SDK, no telemetry, no data sharing Designed for drivers who treat their vehicle costs as seriously as their finances. Fuel Tracker gives you the numbers — precise, immediate, and entirely yours.