Scan vs Rosco Installer App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Scan
Easily manage Whelen flash patterns for compatible lightheads using your phone. Browse, test, and assign patterns wirelessly via Bluetooth with a required programmer.
- Browse and assign flash patterns
- Test patterns up to 20 seconds
- Access steady pattern option
- Bluetooth connectivity
- Supports compatible Whelen lightheads
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Scan-Lock+ is the simplest way to change Whelen flash patterns. Designed for optimal convenience, Scan-Lock+ features an easy to use interface and utilizes a Bluetooth connection. Download the Scan-Lock+ app and browse, test, and assign Whelen flash patterns right from your phone. Key Features Scroll and Update Flash Patterns Using a Scan-Lock+ Programmer, pair any compatible Whelen lighthead with the Scan-Lock+ app and easily browse, test, and assign flash patterns. Test Flash Patterns Preview any flash pattern for up to 20 seconds. Easily Access the Steady Pattern Enable the steady option right from the top of the flash pattern list. Bluetooth Connectivity The Scan-Lock+ app communicates to a Scan-Lock+ Programmer via Bluetooth connection. Supported Whelen Lightheads Compatible with any Whelen lighthead that supports Scan-Lock+ or the original Scan-Lock. A Scan-Lock+ Programmer is required to use this app. See more at www.whelen.com/scanlockplus
Rosco Installer App
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.
- Step-by-step installation instructions
- DV6 recorder installation
- Lens configuration
- Bluetooth connectivity
- Best practices
- On-the-spot camera alignment
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Rosco's Installer app provides technicians with step-by-step instructions for installation of the DV6® recorders. Technicians can complete the entire install, including the lens configurations with Bluetooth connection to the DV device. Key Features: - Seamless installation process - Best practices for the install - On-the-spot camera alignment
Screenshots
Verdict
The clearest difference is rating: Scan at 5.0 against Rosco Installer App's 4.0. Scan also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (8.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Scan holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 5 and 4 respectively.
Scan ships an update every 3 weeks, Rosco Installer App every 2 months. The most recent releases landed on September 23, 2026 and October 12, 2026 respectively.
| Parameter | Scan | Rosco Installer App |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | 4.0 (4 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 5 — better | 4 |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 41 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Whelen Engineering Co. | Rosco Vision |
Customer experience
Scan
Rosco Installer App
In-app purchases
Scan
No in-app purchases
Rosco Installer App
No in-app purchases
Questions
Is Scan free?
Is Rosco Installer App free?
Which has better reviews, Scan or Rosco Installer App?
Do Scan or Rosco Installer App have ads?
Which is updated more often, Scan or Rosco Installer App?
Other comparisons
