# iOBD2 vs VCDS

The clearest difference is rating: VCDS at 3.3 against iOBD2's 2.3. iOBD2's advantage is iOS requirement (7.0 vs 12.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

VCDS holds the better App Store score, 3.3 against 2.3. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews point the same way: 17% of iOBD2's written reviews are positive against 19% of VCDS's.

iOBD2 ships an update every 3 months, VCDS every 6 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | iOBD2 | VCDS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (9 ratings)](https://appshunter.io/ios/app/iobd2-vwaudi/id725357587/reviews) | **[3.3 (4 ratings)](https://appshunter.io/ios/app/vcds-mobile/id908922617/reviews)** |
| Number of ratings | **9** | 4 |
| Positive reviews | 16.7% of reviews | **19.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 40 MB | 3 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [翔宇 金](https://appshunter.io/developer/528881861) | [Ross-Tech LLC](https://appshunter.io/developer/908922620) |

## What reviewers say

### iOBD2

[App page](https://appshunter.io/ios/app/iobd2-vwaudi/id725357587)

Transform your iPhone or iPod touch into a powerful vehicle diagnostic tool for VW, SKODA, AUDI, and SEAT cars. Read and clear fault codes with model-specific explanations, accessing more data than standard OBD readers.

**Highlights:** Vehicle diagnostic tool, Read fault codes, Clear fault codes, Model-specific explanations, Access all compatible ECUs, In-depth car checks

**Features:** macOS Compatibility

**In-app purchases:** none


### VCDS

[App page](https://appshunter.io/ios/app/vcds-mobile/id908922617)

This application acts as a browser shell to access a dealer-level diagnostic system for VW-Audi Group vehicles. It helps locate and connect to a specific WiFi interface to read fault codes, live data, and configure control modules.

**Highlights:** Dealer-level diagnostics, Fault code reading, Live data monitoring, Control module configuration, HEX-NET interface discovery, Platform independent browser access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iOBD2 free?

iOBD2 is free to download, with no in-app purchases.

### Is VCDS free?

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

### Which has better reviews, iOBD2 or VCDS?

VCDS is rated higher. iOBD2 averages 2.3 out of 5 from 9 ratings, while VCDS averages 3.3 from 4 ratings.

### Do iOBD2 or VCDS have ads?

Neither iOBD2 nor VCDS shows ads.

### Which is updated more often, iOBD2 or VCDS?

iOBD2 ships an update every 3 months, and VCDS every 6 months. Most recently, iOBD2 was updated on November 1, 2026 and VCDS on November 1, 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.*