Watabook: Car Log & Fault Code

Watabook is the car logbook that also tells you what's wrong — in plain words. No dongle. No account. Works fully offline. No ads, ever. UNDERSTAND A WARNING LIGHT • 36 dashboard symbols — red, amber, green and blue — with what each one means and what to do • Type or photograph an OBD-II fault code and get a plain-language explanation • "Can I keep driving?" — safe / gently to a garage / stop now • Likely causes, a rough cost range, and whether it's a DIY job • Read it aloud, or ask a follow-up in your own words • The offline fault-code dictionary and every symbol work with zero signal NEVER MISS A SERVICE • Oil change, filters, brake fluid, tyres, timing belt, insurance renewal, inspection • Remind by date, by mileage, or whichever comes first • Recurring reminders that roll forward when you mark them done ONE LOGBOOK PER CAR • Every service, fuel fill-up, expense and note — with the odometer, cost and photos • Fuel economy and cost-per-kilometre worked out for you • See what your car really costs, this year and over its life KEEP THE PAPERWORK • Registration, insurance and receipts in one place, on your phone • Export everything as CSV any time — your data is never locked in Free: one vehicle, unlimited log entries, date & mileage reminders, the full offline fault-code dictionary and warning-light reference, CSV export. Watabook Pro adds unlimited vehicles, AI "explain simply" answers and voice, smart recurring reminders, the document vault with expiry alerts, a printable maintenance history PDF, and cost analytics. One clear price, 7-day free trial, cancel anytime. AI explanations are general information, not a diagnosis — always have safety-critical faults checked by a professional.