# DAWN Pre-Check

> DAWN Pre-Check (iPhone/iPad app by HEM Data Corporation.)

- Source: https://appshunter.io/ios/app/dawn-pre-check/id6463430861 (this page in markdown: same URL + `.md`)
- Developer: [HEM Data Corporation](https://appshunter.io/developer/1654791950)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 2 MB
- Languages: American English
- Released: 2023-08-26
- Data updated: 2026-07-22
- User reviews in markdown: https://appshunter.io/ios/app/dawn-pre-check/id6463430861/reviews.md

## What is DAWN Pre?

Attach the hardware to the vehicle network connector, turn on the engine, and open the app. Complete the test within 2 minutes.
The tampering report is available within the app.


## Version history (last 5 releases)

### 1.6 — 2026-07-09

Improvements for J1979-2

### 1.5 — 2026-03-17

Small bug fix on inserting the VIN after the test.

### 1.4 — 2026-02-25

Small bug fixes where app could crash in rare instances.

### 1.3 — 2025-10-31

Increased support for J1979-2

### 1.2 — 2025-08-26

Added support for J1979-2

## Apps similar to DAWN Pre

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [WeHere APP](https://appshunter.io/ios/app/wehere-app/id1364274102) | 2.1 (32) | Free | Utilities |
| [VIN decoder & VIN code scanner](https://appshunter.io/ios/app/vin-decoder-and-vin-code-scanner/id6446398420) | 4.7 (112) | Free | Utilities |
| [First-Link™](https://appshunter.io/ios/app/first-link/id1203747139) | 2.3 (15) | Free | Utilities |
| [HD Mobile II(CanDo)](https://appshunter.io/ios/app/hd-mobile-iicando/id1664999431) | 5.0 (2) | Free | Utilities |
| [Repair Club](https://appshunter.io/ios/app/repair-club/id6738296790) | 5.0 (3) | Free | Utilities |
| [Air Lift WirelessOne](https://appshunter.io/ios/app/air-lift-wirelessone/id1409724661) | 2.7 (37) | Free | Utilities |

## More apps by HEM Data Corporation

- [DAWN Inspector - CARB Approved](https://appshunter.io/ios/app/dawn-inspector-carb-approved/id6449002686)

All apps by HEM Data Corporation: https://appshunter.io/developer/1654791950

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-22.*