GreenLight Scanner vs FireAlarmGuy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GreenLight Scanner
This tool streamlines field documentation for networked devices by enabling fast, accurate collection of asset address data via barcode scanning. It syncs directly to design documents and a cloud-based registry, providing real-time installation progress and simplifying punch list management.
- Barcode scanning for asset data
- Real-time sync with asset registry
- Automated as-built documentation
- Punch list management
- Streamlined IoT deployments
- Reduced commissioning time
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The GreenLight Scanner Mobile Application is a powerful tool designed to work hand-in-hand with the GreenLight Asset Registry. It enables fast, accurate collection of asset address data during field installation, dramatically reducing commissioning time—by up to 80%. With an intuitive interface and simple camera-based barcode scanning, technicians can capture MAC addresses, serial numbers, or part tags and instantly pin them to design documents. This data syncs directly to your floor plans, creating a complete and clean as-built package by the end of the project. The app integrates seamlessly with the cloud-based GreenLight Asset Registry, giving project managers, integrators, and end-users a centralized, real-time view of installation progress and device status—on-site or remotely. GreenLight Scanner also makes it easy to track and manage punch list items, keeping teams aligned and reducing communication gaps during the final stages of deployment. Whether you're managing smart lighting, HVAC, cameras, access control, or any other networked devices, the GreenLight Scanner is your go-to solution for simplifying field documentation and delivering future-ready buildings. Key Features: - Streamlined IoT Deployments: Fast, accurate installation and documentation for any IoT system or platform. - No More Manual Errors: Barcode scanning and auto-populated fields eliminate data entry mistakes. - Drastically Shorter Commissioning Time: Reduce what used to take days down to just hours. - Universal Compatibility: Works with all control systems, gateways, and IoT-enabled devices. - Real-Time Visibility: Syncs instantly with the GreenLight Asset Registry for live tracking and status reporting. - Automated As-Built Documentation: Generate professional, complete as-builts automatically—no extra steps required. - Simple Punch List Management: Flag issues, add photos, and track resolution—all from your mobile device. The GreenLight Scanner app helps you deploy smarter, finish faster, and support systems more confidently from day one. Download it today and see why leading contractors and integrators rely on GreenLight for networked system deployment.
FireAlarmGuy
This utility app provides two essential tools for fire alarm technicians. It features a calculator for determining DMX dip switch settings and a decoder for understanding battery manufacturing date codes, streamlining fieldwork.
- DMX Dip Switch Calculator
- Battery Date Code Decoder
- Device addressing assistance
- Battery production date lookup
- Fieldwork simplification
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FireAlarmGuy is the ultimate tool for fire alarm technicians, combining two essential features in one app: DMX Dip Switch Calculator – Instantly find the correct dip switch positions for device addressing. Just enter the address, and get the right settings in seconds. Battery Date Code Decoder – Quickly decode manufacturing date codes for sealed lead-acid (SLA) batteries. Enter the code to determine the production date. Built by a fire alarm tech, for fire alarm techs, FireAlarmGuy makes fieldwork faster and easier. Download now and simplify your job!
Screenshots
Verdict
GreenLight Scanner and FireAlarmGuy both sit at 5.0 stars, but that hides the real split: 100% of FireAlarmGuy's written reviews are positive against 50% of GreenLight Scanner's. FireAlarmGuy also leads on update cadence (every 2 weeks vs every 5 weeks). GreenLight Scanner's advantage is ratings volume (10 vs 2). On price, rating, 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.
On the App Store both sit at effectively the same score — 5.0 for GreenLight Scanner against 5.0 for FireAlarmGuy. That said, the two scores are not equally well evidenced: GreenLight Scanner has 10 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 50% of GreenLight Scanner's written reviews are positive against 100% of FireAlarmGuy's.
GreenLight Scanner ships an update every 5 weeks, FireAlarmGuy every 2 weeks. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.
| Parameter | GreenLight Scanner | FireAlarmGuy |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (10 ratings) | 5.0 (2 ratings) |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 10 — better | 2 |
| Update frequency | Every 5 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 43 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | GreenLight IoT, Inc. | Jack Dalton |
Customer experience
GreenLight Scanner
FireAlarmGuy
In-app purchases
GreenLight Scanner
No in-app purchases
FireAlarmGuy
No in-app purchases
Questions
Is GreenLight Scanner free?
Is FireAlarmGuy free?
Which has better reviews, GreenLight Scanner or FireAlarmGuy?
Do GreenLight Scanner or FireAlarmGuy have ads?
Which is updated more often, GreenLight Scanner or FireAlarmGuy?
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