# YAWOA — OBDII

> Premium OBD2 scan tool for vehicle diagnostics and repair. (iPhone/iPad app by 亮 侯.)

- Source: https://appshunter.io/ios/app/yawoa/id1513104336 (this page in markdown: same URL + `.md`)
- Developer: [亮 侯](https://appshunter.io/developer/616725498)
- Category: Utilities, Reference
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 10.0 · 104 MB
- Languages: English, French, German, Italian, Japanese, Portuguese, Russian, Chinese, Spanish, Chinese
- Released: 2020-08-06
- Data updated: 2026-07-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/yawoa/id1513104336/reviews.md

## What is YAWOA?

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

## Key features

- 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


## Frequently asked questions about YAWOA

### What can YAWOA do?

YAWOA is a premium diagnostic OBD2 scan tool that helps you understand your vehicle's operation. It allows you to generate repair reports, scan and clear trouble codes, view Mode 6 results, check smog readiness, and access freeze frame data.

### Is YAWOA free to use?

Yes, YAWOA is available for free. It does not have any in-app purchases or advertisements, offering a completely free diagnostic experience.

### What devices does YAWOA support?

YAWOA is supported on iPhone and iPod devices. It communicates wirelessly with your vehicle, eliminating the need for wires.

### How often is YAWOA updated?

The latest version of YAWOA is 1.0.6, which was last updated on November 26, 2021. This indicates a history of updates, though the frequency is not explicitly stated.

### What is the age rating for YAWOA?

YAWOA has an age rating of 4+, making it suitable for a wide range of users interested in vehicle diagnostics.

### Can YAWOA help with the Check Engine Light?

Yes, YAWOA is designed to help users understand why their Check Engine Light is on and how to fix it. It allows you to scan for trouble codes that trigger the light and clear them after repairs.

### Does YAWOA have ads?

No, YAWOA does not contain advertisements. The app is completely free and ad-free, providing an uninterrupted user experience.

### What kind of data can I view with YAWOA?

YAWOA allows for multi-data (PID) interactive graphing and logging, enabling you to visualize and analyze various vehicle parameters in real-time.

## Version history (last 5 releases)

### 1.0.6 — 2021-11-26

1.Optimize performance

### 1.0.5 — 2021-01-08

1.Optimize performance

### 1.0.3 — 2020-10-09

1.Optimize performance

### 1.0.2 — 2020-08-19

1.Optimize performance

### 1.0.1 — 2020-08-14

1.Optimize performance

## Apps similar to YAWOA

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Troodon OBD](https://appshunter.io/ios/app/troodon-obd/id6475777811) | — | Free | Utilities |
| [OBDGO PRO](https://appshunter.io/ios/app/obdgo-pro/id1593164986) | 4.6 (25) | Free | Utilities |
| [NexzScan](https://appshunter.io/ios/app/nexzscan/id1450589621) | 2.1 (27) | Free | Utilities |
| [ChkOBD OBD2 Analyzer](https://appshunter.io/ios/app/chkobd-obd2-analyzer/id1511585011) | 3.0 (4) | Free | Utilities |
| [OBDPulse OBD2 Car Scanner](https://appshunter.io/ios/app/obdpulse-obd2-car-scanner/id6747773854) | 5.0 (1) | Free | Utilities |
| [LELink Scanner](https://appshunter.io/ios/app/lelink-scanner/id6739438895) | 5.0 (1) | Free | Utilities |

## More apps by 亮 侯

- [FasLink X](https://appshunter.io/ios/app/faslink-x/id1521588286)
- [BM500](https://appshunter.io/ios/app/bm500/id1557463189)

All apps by 亮 侯: https://appshunter.io/developer/616725498

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-07.*