Auto AI: Car Diagnostic OBD
Engine Sound, Trouble Code Fix
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Hear a strange engine noise? Scan vehicle sounds, measure vibrations, decode Check Engine codes, and get instant Master Technician repair insights right from your iPhone.
Stop guessing what's wrong under the hood. AutoDiag AI transforms your iPhone into an ASE Certified Master Technician assistant that analyzes engine sounds, vehicle vibrations, trouble codes, and visual evidence in seconds.
Whether your Check Engine light just turned on or your car is making an unfamiliar clicking or knocking sound, AutoDiag AI helps you understand the exact problem, safety level, estimated repair costs, and step-by-step solutions before you step into a repair shop.
WHY DRIVERS & DIY MECHANICS CHOOSE AUTODIAG AI:
• HEAR & IDENTIFY ENGINE ISSUES INSTANTLY
Record abnormal knocking, squealing, or grinding noises. Multi-modal AI analyzes decibel audio frequencies to pinpoint mechanical faults.
• SENSOR-BASED VIBRATION DETECTION
Measure idle and chassis vibration G-force levels using your iPhone's accelerometer to catch misfires, rough idles, and suspension wear early.
• INSTANT OFFLINE OBD-II FAULT CODE LOOKUP
Search any P0xxx, C0xxx, B0xxx, or U0xxx check engine light code to get plain-English explanations, symptoms, potential causes, and recommended fixes.
• AUTOMATED VIN DECODER
Simply enter your 17-digit VIN to instantly retrieve exact vehicle specifications, engine sizing, cylinder config, and age-related maintenance patterns via official NHTSA database lookup.
• ESTIMATED REPAIR COSTS & PARTS LIST
Get realistic price estimates broken down by labor and parts costs, along with recommended OEM and aftermarket replacement part recommendations.
• EXPORT & SHARE PROFESSIONAL PDF REPORTS
Generate detailed diagnostic PDF reports with a single tap to share directly with your mechanic or save for your maintenance records.
• SMART OIL LIFE & ROADSIDE SAFETY GUIDES
Track oil health based on your driving style, receive automated maintenance notifications, and access step-by-step emergency guides for flat tires, dead batteries, and overheating.
KEY FEATURES:
- Multimodal AI Diagnosis (Text, Audio, Vibration, and Photos)
- ASE Master Technician level diagnostic reports
- Complete offline OBD-II fault code reference catalog
- Automatic NHTSA VIN decoding for all makes and models
- Interactive vibration G-force circular gauge
- Real-time engine audio waveform spectrum visualizer
- One-tap PDF diagnostic report generator & share sheet
- Multi-car garage management
- Local push notifications for oil life & service reminders
Take control of your car maintenance today. Download AutoDiag AI and diagnose vehicle problems with confidence!
Note: Some features require Premium subscription
- Weekly Monthly and annual plans available
- Subscription auto-renews unless canceled
- Cancel anytime Settings
By subscribing, you agree to the app's Terms of Use and Privacy Policy:
- Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
- Privacy Policy: https://sites.google.com/view/privacy-policy-for-autodiag-ai/privacy-policy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, HAMZA HARDOULI, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- HAMZA HARDOULI
- Size
- 5.3 MB
- Category
- Utilities
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
User-Generated Content
- In-App Purchases
Yes
- Pro Monthly Access $12.99
- Pro Yearly Access $59.99
- AutoDiag Pro Weekly $4.99
- Copyright
- © 2026 LixusLink. All rights reserved.