# Rosco Installer App vs B1 Dex Utility

The clearest difference is review sentiment: B1 Dex Utility at 100% against Rosco Installer App's 0%. B1 Dex Utility also leads on rating (5.0 vs 4.0) and update cadence (every 3 weeks vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

B1 Dex Utility holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 0% of Rosco Installer App's written reviews are positive against 100% of B1 Dex Utility's.

Rosco Installer App ships an update every 2 months, B1 Dex Utility every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Rosco Installer App | B1 Dex Utility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/rosco-installer-app/id1579724488/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/b1-dex-utility/id6464839497/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 28 MB | 16 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Rosco Vision](https://appshunter.io/developer/1579724490) | [Block One](https://appshunter.io/developer/1706416102) |

## What reviewers say

### Rosco Installer App

[App page](https://appshunter.io/ios/app/rosco-installer-app/id1579724488)

This app guides technicians through the installation of specific recorders, including lens configuration via Bluetooth. It offers best practices and on-the-spot camera alignment for a seamless process.

**Highlights:** Step-by-step installation instructions, DV6 recorder installation, Lens configuration, Bluetooth connectivity, Best practices, On-the-spot camera alignment

**Features:** Vision Pro support

**In-app purchases:** none


### B1 Dex Utility

[App page](https://appshunter.io/ios/app/b1-dex-utility/id6464839497)

This application allows drivers to scan and view information from BlockOne DEX utility devices. It supports debugging and modifying key device details like manufacturer name, serial number, and firmware revision for direct store delivery and full-service vending operations.

**Highlights:** Scan BlockOne DEX utility device information, View device details, Debug device information, Modify Manufacturer Name, Modify Serial Number, Modify Hardware Revision, Modify Firmware Revision, Modify UUID, Modify BlueTooth Name

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rosco Installer App free?

Rosco Installer App is free to download, with no in-app purchases.

### Is B1 Dex Utility free?

B1 Dex Utility is free to download, with no in-app purchases.

### Which has better reviews, Rosco Installer App or B1 Dex Utility?

B1 Dex Utility is rated higher. Rosco Installer App averages 4.0 out of 5 from 4 ratings, while B1 Dex Utility averages 5.0 from 2 ratings.

### Do Rosco Installer App or B1 Dex Utility have ads?

Neither Rosco Installer App nor B1 Dex Utility shows ads.

### Which is updated more often, Rosco Installer App or B1 Dex Utility?

Rosco Installer App ships an update every 2 months, and B1 Dex Utility every 3 weeks. Most recently, Rosco Installer App was updated on November 3, 2026 and B1 Dex Utility 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.*