# HD Mobile II(CanDo) vs DAWN Pre

The clearest difference is iOS requirement: HD Mobile II(CanDo) at 11.0 against DAWN Pre's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | HD Mobile II(CanDo) | DAWN Pre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hd-mobile-iicando/id1664999431/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | Free | — |
| Size | 25 MB | 2 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Cando International Inc.](https://appshunter.io/developer/1208370212) | [HEM Data Corporation](https://appshunter.io/developer/1654791950) |

## What reviewers say

### HD Mobile II(CanDo)

[App page](https://appshunter.io/ios/app/hd-mobile-iicando/id1664999431)

Turn your smart device into a powerful diagnostic tool for class 4-8 trucks and passenger cars. Perform DPF resets and regens, diagnose trouble codes, and view live data to avoid roadside breakdowns.

**Highlights:** Class 4-8 code scanner, DPF Reset and Regen, OBDII engine diagnostics, Diagnose and clear trouble codes, View live data

**Features:** macOS Compatibility

**In-app purchases:** none


### DAWN Pre

[App page](https://appshunter.io/ios/app/dawn-pre-check/id6463430861)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HD Mobile II(CanDo) free?

HD Mobile II(CanDo) is free to download, with no in-app purchases.

### Is DAWN Pre free?

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

### Do HD Mobile II(CanDo) or DAWN Pre have ads?

Neither HD Mobile II(CanDo) nor DAWN Pre shows ads.

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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.*