# DigAlert vs DAWN Inspector

The clearest difference is ratings volume: DigAlert at 90 against DAWN Inspector's 2. DigAlert also leads on review sentiment (68% vs 50%). DAWN Inspector's advantage is iOS requirement (15.0 vs 17.6). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.0 for DigAlert against 4.0 for DAWN Inspector. That said, the two scores are not equally well evidenced: DigAlert has 90 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 68% of DigAlert's written reviews are positive against 50% of DAWN Inspector's.

DigAlert ships an update every 6 weeks, DAWN Inspector every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | DigAlert | DAWN Inspector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (90 ratings)](https://appshunter.io/ios/app/digalert/id1039459557/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/dawn-inspector-carb-approved/id6449002686/reviews) |
| Number of ratings | **90** | 2 |
| Positive reviews | **68.4% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 53 MB | 2 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DigAlert](https://appshunter.io/developer/1039143899) | [HEM Data Corporation](https://appshunter.io/developer/1654791950) |

## What reviewers say

### DigAlert

[App page](https://appshunter.io/ios/app/digalert/id1039459557)

This app provides underground utility locating services for homeowners and contractors in Southern California. It helps prevent dangerous accidents by informing users about the location of underground lines before digging. Access tools for ticket updates, expiration dates, and emergency contacts.

**Highlights:** Web update of tickets, View expiring tickets, DigAlert Express, Newtin ETA, Access Emergency / Vacuum Contacts

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### DAWN Inspector

[App page](https://appshunter.io/ios/app/dawn-inspector-carb-approved/id6449002686)

This app connects to your vehicle's network to perform emissions tests. It guides you through a quick, two-minute process to ensure your car meets CARB standards.

**Highlights:** CARB-approved emissions testing, Vehicle network connection, Quick 2-minute test completion, Engine on test initiation, Hardware attachment required

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

**In-app purchases:** none


## Frequently asked questions

### Is DigAlert free?

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

### Is DAWN Inspector free?

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

### Which has better reviews, DigAlert or DAWN Inspector?

DigAlert is rated higher. DigAlert averages 4.0 out of 5 from 90 ratings, while DAWN Inspector averages 4.0 from 2 ratings.

### Do DigAlert or DAWN Inspector have ads?

Neither DigAlert nor DAWN Inspector shows ads.

### Which is updated more often, DigAlert or DAWN Inspector?

DigAlert ships an update every 6 weeks, and DAWN Inspector every 2 months. Most recently, DigAlert was updated on November 2, 2026 and DAWN Inspector on November 3, 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.*