# OBD2 Codes Pro Auto offline vs OBD Quest

The clearest difference is rating: OBD Quest at 5.0 against OBD2 Codes Pro Auto offline's 2.8. OBD2 Codes Pro Auto offline's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. OBD Quest sells 3 in-app purchases, starting at $9.99 per month. OBD2 Codes Pro Auto offline asks for nothing beyond the download.

OBD Quest holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: OBD2 Codes Pro Auto offline has 15 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | OBD2 Codes Pro Auto offline | OBD Quest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (15 ratings)](https://appshunter.io/ios/app/obd2-codes-pro-auto-offline/id1434535078/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/obd-quest/id6496854120/reviews)** |
| Number of ratings | **15** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 54 MB |
| Requires iOS | **8.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hassan Benessafi](https://appshunter.io/developer/1463795701) | [Shop Booster Ltd](https://appshunter.io/developer/1741157179) |

## What reviewers say

### OBD2 Codes Pro Auto offline

[App page](https://appshunter.io/ios/app/obd2-codes-pro-auto-offline/id1434535078)

Access a comprehensive offline database of OBD2 (OBDII) codes for all major car manufacturers. Look up check engine codes, view descriptions, and identify possible causes on the go. Save your search history for quick reference.

**Highlights:** Offline OBD2 code database, Generic and manufacturer-specific codes, Check engine code descriptions, Possible cause identification, Search history, Save search results

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### OBD Quest

[App page](https://appshunter.io/ios/app/obd-quest/id6496854120)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Plan | $9.99 | per month |
| Yearly Pro Plan | $99.99 | per year |
| Pro Plan for 3 days only | $0.99 | one-time |


## Frequently asked questions

### Is OBD2 Codes Pro Auto offline free?

OBD2 Codes Pro Auto offline is free to download, with no in-app purchases.

### Is OBD Quest free?

OBD Quest is free to download, with in-app purchases available.

### Which has better reviews, OBD2 Codes Pro Auto offline or OBD Quest?

OBD Quest is rated higher. OBD2 Codes Pro Auto offline averages 2.8 out of 5 from 15 ratings, while OBD Quest averages 5.0 from 1 ratings.

### Do OBD2 Codes Pro Auto offline or OBD Quest have ads?

OBD Quest shows ads; OBD2 Codes Pro Auto offline does not.

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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.*