# OBD2 Scanner | OBD Auto Doctor vs ThinkDriver

The clearest difference is in-app purchases: ThinkDriver at none against OBD2 Scanner | OBD Auto Doctor's 9. ThinkDriver also leads on review sentiment (58% vs 30%) and iOS requirement (9.0 vs 17.0). OBD2 Scanner | OBD Auto Doctor's advantage is ratings volume (6.2K vs 270). On price, rating, update cadence and ads 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. ThinkDriver asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for OBD2 Scanner | OBD Auto Doctor against 4.5 for ThinkDriver. That said, the two scores are not equally well evidenced: OBD2 Scanner | OBD Auto Doctor has 6.2K ratings behind it against 270, so its average is the more settled of the two. Written reviews are what separate them: 30% of OBD2 Scanner | OBD Auto Doctor's written reviews are positive against 58% of ThinkDriver's.

OBD2 Scanner | OBD Auto Doctor ships an update every 4 weeks, ThinkDriver monthly. The most recent releases landed on September 26, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | OBD2 Scanner | OBD Auto Doctor | ThinkDriver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (6.2K ratings)](https://appshunter.io/ios/app/obd2-scanner-obd-auto-doctor/id908897183/reviews) | **[4.5 (270 ratings)](https://appshunter.io/ios/app/thinkdriver/id1502233364/reviews)** |
| Number of ratings | **6.2K** | 270 |
| Positive reviews | 30.3% of reviews | **57.6% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 19 MB | 325 MB |
| Requires iOS | 17.0 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Creosys](https://appshunter.io/developer/908897186) | [THINKCAR INC](https://appshunter.io/developer/1464847379) |

## 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


### ThinkDriver

[App page](https://appshunter.io/ios/app/thinkdriver/id1502233364)

This diagnostic tool allows car owners to perform full system vehicle checks, going beyond standard OBDII functionality. It provides immediate insights into potential car issues, acting as a comprehensive helper for vehicle maintenance.

**Highlights:** Full system vehicle diagnostics, Advanced OBDII alternative, Immediate issue detection, DIY car maintenance helper

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Works like professionals
- 👍 Handy tool for car
- 👍 Versatile and helpful
- 👍 Great tools for car
- 👍 Easy to use

**What reviewers complain about**

- 😞 Pay again for lifetime access
- 😞 Terrible support, no response
- 😞 Useless device, keeps shutting down
- 😞 Scanner does not work
- 😞 Customer service unhelpful

**Reported bugs**

- Keeps shutting down during scan
- Scanner does not work
- Not working with 2022 subscription update
- Device won't work after getting a new phone
- Keeps asking to activate device, then pay again

**Requested features**

- Add payment with Apple Cash
- Install just a code scanner icon


## 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 ThinkDriver free?

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

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

ThinkDriver is rated higher. OBD2 Scanner | OBD Auto Doctor averages 4.4 out of 5 from 6.2K ratings, while ThinkDriver averages 4.5 from 270 ratings.

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

Neither OBD2 Scanner | OBD Auto Doctor nor ThinkDriver shows ads.

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

OBD2 Scanner | OBD Auto Doctor ships an update every 4 weeks, and ThinkDriver monthly. Most recently, OBD2 Scanner | OBD Auto Doctor was updated on September 26, 2026 and ThinkDriver on September 19, 2026.

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