# NexzScan vs Dauntless OBD

The clearest difference is review sentiment: Dauntless OBD at 100% against NexzScan's 7%. Dauntless OBD also leads on rating (5.0 vs 2.1). On price, ratings volume, update cadence and ads there is nothing between them.

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

Dauntless OBD holds the better App Store score, 5.0 against 2.1. Both are backed by a comparable volume of ratings — 27 and 12 respectively. Written reviews point the same way: 7% of NexzScan's written reviews are positive against 100% of Dauntless OBD's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NexzScan | Dauntless OBD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (27 ratings)](https://appshunter.io/ios/app/nexzscan/id1450589621/reviews) | **[5.0 (12 ratings)](https://appshunter.io/ios/app/dauntless-obd/id6467540766/reviews)** |
| Number of ratings | **27** | 12 |
| Positive reviews | 7.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 142 MB | 2 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [美泉 黄](https://appshunter.io/developer/1465544231) | [Dauntless Devices LLC](https://appshunter.io/developer/1706964112) |

## What reviewers say

### 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


### Dauntless OBD

[App page](https://appshunter.io/ios/app/dauntless-obd/id6467540766)

Configure your DauntlessOBD device wirelessly. Access vehicle data streams, diagnostic trouble codes, and manage firmware updates. Requires a DauntlessOBD device for full functionality.

**Highlights:** Wireless pairing, Firmware updates, Vehicle data streams, Diagnostic trouble codes, Device configuration

**In-app purchases:** none


## Frequently asked questions

### Is NexzScan free?

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

### Is Dauntless OBD free?

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

### Which has better reviews, NexzScan or Dauntless OBD?

Dauntless OBD is rated higher. NexzScan averages 2.1 out of 5 from 27 ratings, while Dauntless OBD averages 5.0 from 12 ratings.

### Do NexzScan or Dauntless OBD have ads?

Neither NexzScan nor Dauntless OBD shows ads.

### Which is updated more often, NexzScan or Dauntless OBD?

NexzScan ships an update every 3 weeks, and Dauntless OBD every 3 weeks. Most recently, NexzScan was updated on October 25, 2026 and Dauntless OBD on October 24, 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.*