# OBD2 Scanner | OBD Auto Doctor vs AUKEY Dash

The clearest difference is rating: OBD2 Scanner | OBD Auto Doctor at 4.4 against AUKEY Dash's 1.3. OBD2 Scanner | OBD Auto Doctor also leads on ratings volume (6.2K vs 27) and review sentiment (30% vs 6%). AUKEY Dash's advantage is in-app purchases (none vs 9) and iOS requirement (9.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OBD2 Scanner | OBD Auto Doctor sells 9 in-app purchases, starting at $4.99 per month. AUKEY Dash asks for nothing beyond the download.

OBD2 Scanner | OBD Auto Doctor holds the better App Store score, 4.4 against 1.3. That said, the two scores are not equally well evidenced: OBD2 Scanner | OBD Auto Doctor has 6.2K ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 30% of OBD2 Scanner | OBD Auto Doctor's written reviews are positive against 6% of AUKEY Dash's.

OBD2 Scanner | OBD Auto Doctor ships an update every 3 weeks, AUKEY Dash every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | OBD2 Scanner | OBD Auto Doctor | AUKEY Dash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (6.2K ratings)](https://appshunter.io/ios/app/obd2-scanner-obd-auto-doctor/id908897183/reviews)** | [1.3 (27 ratings)](https://appshunter.io/ios/app/aukey-dash/id1529258341/reviews) |
| Number of ratings | **6.2K** | 27 |
| Positive reviews | **30.3% of reviews** | 6.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 34 MB |
| Requires iOS | 17.0 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Creosys](https://appshunter.io/developer/908897186) | [ShenZhen Haotek Technology Co.,Limited](https://appshunter.io/developer/1515205028) |

## What reviewers say

### OBD2 Scanner | OBD Auto Doctor

[App page](https://appshunter.io/ios/app/obd2-scanner-obd-auto-doctor/id908897183)

Diagnose your car's engine light issues and monitor real-time performance data. This app allows you to read and clear diagnostic trouble codes, track fuel consumption, and view sensor data. It's a comprehensive tool for understanding your vehicle's health.

**Highlights:** Read and clear OBD2 diagnostic trouble codes (DTC), Reset Check Engine Light, Monitor real-time vehicle data and sensor readings, Track fuel consumption, Read readiness monitor status for emissions testing, Initiate service routines, Send diagnostic data via email

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly (legacy) | $4.99 | per month |
| Personal, monthly | $4.99 | per month |
| Premium, monthly | $5.99 | per month |
| Professional, monthly | $6.99 | per month |
| Yearly (legacy) | $23.99 | per year |
| Personal, yearly | $23.99 | per year |
| Professional, yearly | $29.99 | per year |
| Premium, annual | $29.99 | per year |
| OBD Auto Doctor Pro (legacy) | $29.99 | one-time |

**What reviewers like**

- 🚀 Works great
- 👍 Easy to use
- 🚀 Accurate diagnostics
- 🚀 Extensive adapter support
- 👍 Helpful for DIY mechanics

**What reviewers complain about**

- 🔒 Requires subscription for full functionality
- 🐛 Connection issues
- 🐛 Inconsistent performance
- 🐛 Doesn't work with all vehicles
- 💰 Expensive subscription

**Reported bugs**

- App crashes on launch
- Fails to detect existing fault codes
- Subscription issues and inability to cancel
- Incompatible with certain OBD2 adapters

**Requested features**

- Add support for more vehicle makes and models
- Improve Bluetooth/WiFi connectivity
- Provide more detailed diagnostic information
- Allow clearing of error codes without subscription
- Add live data dashboards and graphs


### AUKEY Dash

[App page](https://appshunter.io/ios/app/aukey-dash/id1529258341)

This utility app provides support for specific dash cam models, allowing users to connect and manage their devices. It is designed to work with a limited range of AUKEY dash cam hardware.

**Highlights:** Dash cam model support, DR02P compatibility, DR02PL compatibility, DRS1 compatibility, DR02DPL compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBD2 Scanner | OBD Auto Doctor free?

OBD2 Scanner | OBD Auto Doctor is free to download, with in-app purchases available.

### Is AUKEY Dash free?

AUKEY Dash is free to download, with no in-app purchases.

### Which has better reviews, OBD2 Scanner | OBD Auto Doctor or AUKEY Dash?

OBD2 Scanner | OBD Auto Doctor is rated higher. OBD2 Scanner | OBD Auto Doctor averages 4.4 out of 5 from 6.2K ratings, while AUKEY Dash averages 1.3 from 27 ratings.

### Do OBD2 Scanner | OBD Auto Doctor or AUKEY Dash have ads?

Neither OBD2 Scanner | OBD Auto Doctor nor AUKEY Dash shows ads.

### Which is updated more often, OBD2 Scanner | OBD Auto Doctor or AUKEY Dash?

OBD2 Scanner | OBD Auto Doctor ships an update every 3 weeks, and AUKEY Dash every 6 weeks. Most recently, OBD2 Scanner | OBD Auto Doctor was updated on November 1, 2026 and AUKEY Dash on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*