Good Fuel

Good Fuel is your lean car & fuel log for everyday use — offline, no subscription, no trackers. Log fuel-ups and maintenance (with receipt photo/PDF) in seconds, then see consumption (L/100 km / mpg), cost per km, and price trends at a glance. On-device AI runs entirely on your iPhone (MLX), detecting seasonal patterns, route profiles, and driving style to deliver consumption forecasts for your next trips — no cloud, no data leaves your device. Capture — fast & clean • Fuel: liters, price/L, total, station, odometer • Maintenance & service: category, description/notes, receipt as photo/PDF Understand — what does 1 km cost? • Stats: consumption, cost/km, monthly overviews, price & cost trends • Trips & routes: map view with speed-coloring, export as GPX/PDF Predictions (On-device AI) • Runs locally (MLX), no cloud • Learns from your history (season, route, driving style) • Shows model confidence (example value) and improves with more/better data • Recommendation: start with 5–10 complete fuel-ups Export & ownership — your data stays yours • Full export as CSV (localized column names, comma/semicolon), plus PDF and GPX — anytime Widgets — essentials at a glance • Last price, avg. consumption, monthly total, maintenance quick info on your Home Screen Who is it for? • Commuters, high-mileage drivers, anyone who wants real insight without a subscription — no cloud account required Why Good Fuel? • Focused features, real privacy, powerful exports — pay once, use forever. • Multilingual (DE/EN/FR/IT/ES/PT), light/dark mode. Note: Good Fuel is not a legally certified tax-compliant mileage log (e.g., GoBD in Germany). Trip recording in Good Fuel works exclusively in the foreground. This means the app must remain open while recording your trip.