iOBD2 vs VCDS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iOBD2
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.
- Vehicle diagnostic tool
- Read fault codes
- Clear fault codes
- Model-specific explanations
- Access all compatible ECUs
- In-depth car checks
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iOBD2-VW is an app for your VW/SKODA/AUDI/SEAT car. It makes your iPhone/iPod touch into a cool vehicle diagnostic tool to read VW/SKODA/AUDI/SEAT car data. With this app you can read out VW/SKODA/AUDI/SEAT fault codes like the experts. While OBD Readers are limited to a small number of electronic control units and even a smaller number of fault codes, this app reads out practically all compatible electronic control units. Normally this is only possible with very expensive expert equipment. Now you can check your car yourself in-depth! It provides model specific fault code explanations, and you can even clear the stored VW/SKODA/AUDI/SEAT fault codes - not just OBD! Note: This software can only work with the iOBD2 interface which was activated successfully from XTooltech Company. For more details, please contact the seller.Thanks! Visit the iOBD2 product page for more info: www.iobd2.com
VCDS
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.
- Dealer-level diagnostics
- Fault code reading
- Live data monitoring
- Control module configuration
- HEX-NET interface discovery
- Platform independent browser access
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Browser Shell for VCDS-Mobile™ Although VCDS-Mobile is platform independent and doesn't actually require anything on your iOS device besides a browser, this app makes it easy to locate and identify a HEX-NET™ interface on your WiFi network. VCDS-Mobile is a dealer-level diagnostic system for VW-Audi Group cars (VW, Audi, Seat, Skoda, and Bentley). It provides access to fault codes, live data, and various configuration options in all the diagnostic-capable control modules. For more information, see: http://www.ross-tech.com/vcds-mobile/ Disclaimer: This app only works with Ross-Tech® HEX-NET interfaces. No other WiFi or Bluetooth interfaces are supported.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.
| Parameter | iOBD2 | VCDS |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (9 ratings) | 3.3 (4 ratings) — better |
| Positive reviews | 16.7% of reviews | 19.0% of reviews — better |
| Number of ratings | 9 — better | 4 |
| Update frequency | Every 3 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 40 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 翔宇 金 | Ross-Tech LLC |
Customer experience
iOBD2
VCDS
In-app purchases
iOBD2
No in-app purchases
VCDS
No in-app purchases
