The AI mechanic in your pocket.
Check engine light on? Describe the symptom or snap a photo — Motorii tells you what's likely wrong, the estimated repair cost, and a step-by-step fix in seconds. No OBD2 scanner needed.
Three steps, no shop visit.
All it takes is your phone and a short description of the problem. The AI handles the rest.
Add your vehicle
Enter the make, model and engine so every diagnosis is specific to your car. Keep all your vehicles in one garage.
Describe the problem
Type “squeals when I brake,” or snap a photo of the warning light or the leak. Either works.
Get the diagnosis
Severity rating, estimated repair cost and a step-by-step fix guide — in your hands within seconds.
See what's broken in seconds.
Describe the symptoms or snap a photo; the AI ranks the likely causes by probability and gives you the severity and an estimated repair cost.
A photo is worth a thousand words.
Snap the warning light, a leak or a worn part — Motorii reads the image and sharpens the diagnosis. Don't feel like typing? Pick from ready-made examples.
Know exactly what to do next.
Every diagnosis comes with a clear checklist you can follow. Ask anything that comes to mind in chat — and hand the complex jobs to a mechanic in one tap.
Your car's digital health record.
From diagnosis to history, brand explorer to multi-garage — all your car intelligence in a single app.
Multi-vehicle garage
Manage every car from BMW to Toyota in one place, with separate diagnoses for each.
Follow-up chat
After a diagnosis, ask “Is it safe to drive?” or “Can I fix it myself?” — anything you need.
Cost estimates
Walk into the shop prepared with a realistic repair price range for your specific issue.
DIY difficulty
See what you can handle yourself, and leave the complex jobs to a mechanic.
Diagnosis history
Every diagnosis is logged with its date and severity, per vehicle.
Brand explorer
77 brands, 1,600+ models. Discover the common issues specific to your car's model.
Simple, fast and dark.
Every screen focuses on one clear job — nothing unnecessary.
Know before you go to the shop.
Download Motorii and get your first diagnosis free. No OBD2 scanner needed — just your phone.
Frequently asked questions
Is Motorii free?
Your first diagnosis is free with no card required. After that, Motorii offers affordable plans for unlimited diagnoses and deeper, step-by-step repair guidance.
Do I need an OBD2 scanner?
No. Motorii works from a plain-language description of the symptom or a photo of a warning light or part — no OBD2 scanner or special hardware needed.
How does Motorii diagnose my car?
Describe what's happening, or snap a photo, and Motorii's AI tells you the likely cause, an estimated repair cost, and a step-by-step fix in seconds.
Which car brands does Motorii support?
Motorii covers hundreds of brands — including BMW, Mercedes-Benz, Audi, Toyota, Honda, Volkswagen, Ford, Porsche, Volvo and Tesla — across 38 languages.
Is Motorii a replacement for a mechanic?
Motorii helps you understand what is likely wrong and what a fair repair should cost before you visit a shop. For complex or safety-critical issues, always confirm with a qualified mechanic.