# iOBD2 vs NexzScan

The clearest difference is update cadence: NexzScan at every 3 weeks against iOBD2's every 3 months. NexzScan also leads on ratings volume (27 vs 9). iOBD2's advantage is rating (2.3 vs 2.1) and review sentiment (17% vs 7%). On price, ads, in-app purchases and monetization model there is nothing between them.

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

iOBD2 holds the better App Store score, 2.3 against 2.1. Both are backed by a comparable volume of ratings — 9 and 27 respectively. Written reviews point the same way: 17% of iOBD2's written reviews are positive against 7% of NexzScan's.

iOBD2 ships an update every 3 months, NexzScan every 3 weeks. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | iOBD2 | NexzScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (9 ratings)](https://appshunter.io/ios/app/iobd2-vwaudi/id725357587/reviews)** | [2.1 (27 ratings)](https://appshunter.io/ios/app/nexzscan/id1450589621/reviews) |
| Number of ratings | 9 | **27** |
| Positive reviews | **16.7% of reviews** | 7.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 40 MB | 141 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [翔宇 金](https://appshunter.io/developer/528881861) | [美泉 黄](https://appshunter.io/developer/1465544231) |

## 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


### NexzScan

[App page](https://appshunter.io/ios/app/nexzscan/id1450589621)

This tool helps diagnose car engine issues by connecting to your vehicle's OBD port. It provides detailed reports on error codes, their causes, and live data, making car repair more efficient and accessible. The app offers a user-friendly interface and comprehensive vehicle support.

**Highlights:** Read and clear engine codes, Detailed diagnosis reports, Customized live data display, Powerful DTC definition database, One-key app updates, Bluetooth 4.2 connection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iOBD2 free?

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

### Is NexzScan free?

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

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

iOBD2 is rated higher. iOBD2 averages 2.3 out of 5 from 9 ratings, while NexzScan averages 2.1 from 27 ratings.

### Do iOBD2 or NexzScan have ads?

Neither iOBD2 nor NexzScan shows ads.

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

iOBD2 ships an update every 3 months, and NexzScan every 3 weeks. Most recently, iOBD2 was updated on October 20, 2026 and NexzScan on October 6, 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.*