# ThinkDriver vs ChkOBD OBD2 Analyzer

The clearest difference is rating: ThinkDriver at 4.5 against ChkOBD OBD2 Analyzer's 3.0. ThinkDriver also leads on in-app purchases (none vs 4) and ratings volume (270 vs 4). On price, ads and device support there is nothing between them.

Both are free to download. ChkOBD OBD2 Analyzer sells 4 in-app purchases, starting at $4.99 per month. ThinkDriver asks for nothing beyond the download.

ThinkDriver holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: ThinkDriver has 270 ratings behind it against 4, so its average is the more settled of the two.

ThinkDriver ships an update monthly, ChkOBD OBD2 Analyzer every 3 months. The most recent releases landed on October 7, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | ThinkDriver | ChkOBD OBD2 Analyzer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (270 ratings)](https://appshunter.io/ios/app/thinkdriver/id1502233364/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/chkobd-obd2-analyzer/id1511585011/reviews) |
| Number of ratings | **270** | 4 |
| Positive reviews | 57.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 325 MB | 63 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [THINKCAR INC](https://appshunter.io/developer/1464847379) | [Check On-Board Diagnostics LLC](https://appshunter.io/developer/1511585010) |

## What reviewers say

### 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


### ChkOBD OBD2 Analyzer

[App page](https://appshunter.io/ios/app/chkobd-obd2-analyzer/id1511585011)

Connect your iPhone or iPad to your car's engine to view vital data. Access basic engine values for free, with in-app purchases for advanced diagnostics, smog check readiness, VIN analysis, and error decoding.

**Highlights:** View engine values, In-app purchase for advanced data, Smog Check Assistant, VIN Analyzer, Error Decoder and Reset, Bluetooth adapter compatibility check

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smog Check Assistant | $4.99 | per month |
| VIN Analyzer | $1.99 | one-time |
| Error Analyzer | $2.99 | one-time |
| Advance Engine Values | $4.99 | one-time |


## Frequently asked questions

### Is ThinkDriver free?

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

### Is ChkOBD OBD2 Analyzer free?

ChkOBD OBD2 Analyzer is free to download, with in-app purchases available.

### Which has better reviews, ThinkDriver or ChkOBD OBD2 Analyzer?

ThinkDriver is rated higher. ThinkDriver averages 4.5 out of 5 from 270 ratings, while ChkOBD OBD2 Analyzer averages 3.0 from 4 ratings.

### Do ThinkDriver or ChkOBD OBD2 Analyzer have ads?

Neither ThinkDriver nor ChkOBD OBD2 Analyzer shows ads.

### Which is updated more often, ThinkDriver or ChkOBD OBD2 Analyzer?

ThinkDriver ships an update monthly, and ChkOBD OBD2 Analyzer every 3 months. Most recently, ThinkDriver was updated on October 7, 2026 and ChkOBD OBD2 Analyzer on September 27, 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.*