# ng vs Cortex OBD2 Diagnostic Scanner

The clearest difference is in-app purchases: ng at none against Cortex OBD2 Diagnostic Scanner's 3. ng also leads on update cadence (every 10 days vs every 6 weeks). Cortex OBD2 Diagnostic Scanner's advantage is iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Cortex OBD2 Diagnostic Scanner sells 3 in-app purchases, starting at $2.99 per 7 days. ng asks for nothing beyond the download.

ng ships an update every 10 days, Cortex OBD2 Diagnostic Scanner every 6 weeks. The most recent releases landed on September 13, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | ng | Cortex OBD2 Diagnostic Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 6 weeks |
| Size | 27 MB | 35 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Nordgren](https://appshunter.io/developer/1861870521) | [Ismail Imamoglu](https://appshunter.io/developer/1887634465) |

## What reviewers say

### ng

[App page](https://appshunter.io/ios/app/ng-audio/id6757358134)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cortex OBD2 Diagnostic Scanner

[App page](https://appshunter.io/ios/app/cortex-obd2-diagnostic-scanner/id6764052240)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MotoCortex PRO Weekly | $2.99 | per 7 days |
| MotoCortex PRO - Monthly | $5.99 | per month |
| MotoCortex PRO - Annual | $19.99 | per year |


## Frequently asked questions

### Is ng free?

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

### Is Cortex OBD2 Diagnostic Scanner free?

Cortex OBD2 Diagnostic Scanner is free to download, with in-app purchases available.

### Do ng or Cortex OBD2 Diagnostic Scanner have ads?

Neither ng nor Cortex OBD2 Diagnostic Scanner shows ads.

### Which is updated more often, ng or Cortex OBD2 Diagnostic Scanner?

ng ships an update every 10 days, and Cortex OBD2 Diagnostic Scanner every 6 weeks. Most recently, ng was updated on September 13, 2026 and Cortex OBD2 Diagnostic Scanner on September 2, 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.*