YAWOA vs OBD Quest
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
YAWOA
This diagnostic tool helps users understand their vehicle's performance and troubleshoot issues. It allows for scanning and clearing trouble codes, viewing real-time data, and checking smog readiness. Ideal for mechanics, enthusiasts, and everyday drivers seeking to diagnose and fix their car.
- Generate, print, and share repair reports
- Scan and clear trouble codes
- View Mode 6 monitoring results
- Smog readiness check
- Access freeze frame data
- Interactive data graphing and logging
- Wireless vehicle communication
Read full descriptionHide full description
YAOWA® is a Premium Diagnostic OBD2 Scan Tool. It is used by professional mechanics, auto enthusiasts, and everyday vehicle owners who want to know more about how their vehicle is operating and how their vehicle can be fixed if the Check Engine Light comes on. Features: • Generate, print, and share Repair Reports (details below) • Scan For Trouble Codes • Clear Trouble Codes • Mode 6 (On-Board Monitoring Test Results) • Smog Readiness Check • Freeze Frame Data • Multi data (PID) interactive graphing and logging • No Wires! Communicates with your vehicle wirelessly • Metric and Imperial settings
OBD Quest
Decode and understand car diagnostic trouble codes with this comprehensive interpreter. It provides detailed insights into fault codes, potential causes, and repair recommendations, complementing your existing OBD2 scanning tools. Access a vast database of codes across multiple languages and car brands to diagnose issues with confidence.
- Interpretation of over 85,000 OBD2 codes
- Multilingual support (English, French, Italian, German, Portuguese, Spanish)
- Extensive coverage across auto makes and brands
- Detailed insights for each code search
- Unlimited code searches
- AI-powered code interpretation
Read full descriptionHide full description
Unlock the ultimate power of OBD2 code interpretation with OBDQuest, your comprehensive solution for decoding, understanding and diagnosing car issues. Whether you're looking up a specific DTC fault code definition, or utilizing an OBD2 car scanner, OBDQuest will be your work companion you ever needed to provide unmatched insights into each individual fault code. Don’t get confused, this simple yet innovative application exploiting the power of AI along with comprehensive OBDii SAE/ISO databases is complementing your daily scanning tools below: obd2 scanner, torque obd2, bluedriver obd2 scan tool, car scanner, car scanner elm obd2, carista, obd fusion, forscan, obdlink, obd11, obdeleven, bimmerlink, veepeak, dash command, elm obd2, carly obd2 car scanner, JScan, repair solutions 2, torque pro, bootmod3, FIXD OBD2 Scanner, autocodes, DtcFix, DTCs Fix, obd jscan, OBDocker, torque lite, ScanMaster, car scanner, Dr. Prius, Carly, HobDrive etc. If you use any of those tools already, keep on using them along with OBDQuest to get more insights of the fault code and ease your car diagnostics. Key Features: 1. Interpretation of over 85,000 OBD2 codes 2. Multilingual support in English, French, Italian, German, Portuguese, and Spanish 3. Extensive coverage across various auto makes and brands 4. Detailed insights for each code search, covering potential symptoms, likely causes, primary components affected, recommended fixes, estimated repair costs, and risk assessment. 5. Unlimited code searches, empowering you to tackle any issue with confidence. OBDQuest isn't just another OBD2 app; it's your trusted companion for navigating the complexities of car diagnostics. Don't let trouble codes hold you back; harness the power of OBDQuest and drive with confidence. EULA - End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy : https://obdquest.com/privacy-policy/
Screenshots
Verdict
The clearest difference is in-app purchases: YAWOA at none against OBD Quest's 3. YAWOA also leads on ads (none vs shown) and iOS requirement (10.0 vs 14.0.0). OBD Quest's advantage is update cadence (every 3 weeks vs every 2 months). On price, rating, ratings volume and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. OBD Quest sells 3 in-app purchases, starting at $9.99 per month. YAWOA asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for YAWOA against 5.0 for OBD Quest. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
YAWOA ships an update every 2 months, OBD Quest every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | YAWOA | OBD Quest |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 14.0.0 |
| Further details — not scored | ||
| Size | 104 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | 亮 侯 | Shop Booster Ltd |
Customer experience
YAWOA
OBD Quest
In-app purchases
YAWOA
No in-app purchases
OBD Quest
- Monthly Pro Plan$9.991 Month
- Yearly Pro Plan$99.991 Year
- Pro Plan for 3 days only$0.99









