# OBDII Trouble Codes Lite vs NexzScan

The clearest difference is in-app purchases: NexzScan at none against OBDII Trouble Codes Lite's 1. NexzScan also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 25 months). OBDII Trouble Codes Lite's advantage is review sentiment (31% vs 7%). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. OBDII Trouble Codes Lite sells 1 one-off in-app purchase. NexzScan asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 2.1 for OBDII Trouble Codes Lite against 2.1 for NexzScan. Both are backed by a comparable volume of ratings — 7 and 27 respectively. Written reviews are what separate them: 31% of OBDII Trouble Codes Lite's written reviews are positive against 7% of NexzScan's.

OBDII Trouble Codes Lite ships an update every 25 months, NexzScan every 3 weeks. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | OBDII Trouble Codes Lite | NexzScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (7 ratings)](https://appshunter.io/ios/app/obdii-trouble-codes-lite/id688952518/reviews) | [2.1 (27 ratings)](https://appshunter.io/ios/app/nexzscan/id1450589621/reviews) |
| Number of ratings | 7 | **27** |
| Positive reviews | **31.3% of reviews** | 7.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 25 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 54 MB | 141 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Chumakov](https://appshunter.io/developer/688892120) | [美泉 黄](https://appshunter.io/developer/1465544231) |

## What reviewers say

### OBDII Trouble Codes Lite

[App page](https://appshunter.io/ios/app/obdii-trouble-codes-lite/id688952518)

Access a comprehensive database of OBD II diagnostic trouble codes. Quickly look up definitions for generic and manufacturer-specific codes without an internet connection. Easily copy and share code descriptions.

**Highlights:** Extensive OBD II code definitions, Offline access, No car model selection needed, Copy and share descriptions, Supports generic and manufacturer codes

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $2.99 | one-time |


### 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 OBDII Trouble Codes Lite free?

OBDII Trouble Codes Lite is free to download, with in-app purchases available.

### Is NexzScan free?

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

### Which has better reviews, OBDII Trouble Codes Lite or NexzScan?

OBDII Trouble Codes Lite and NexzScan are both rated 2.1 out of 5 on the App Store, from 7 and 27 ratings respectively.

### Do OBDII Trouble Codes Lite or NexzScan have ads?

OBDII Trouble Codes Lite shows ads; NexzScan does not.

### Which is updated more often, OBDII Trouble Codes Lite or NexzScan?

OBDII Trouble Codes Lite ships an update every 25 months, and NexzScan every 3 weeks. Most recently, OBDII Trouble Codes Lite was updated on October 17, 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.*