DRR Rescue vs Decon Field Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DRR Rescue
This app provides a digital, multimedia field operations guide for urban technical rescue. It offers illustrated procedures, video tutorials, and specialized calculators for shoring and trenching. Interactive checklists and standard-level indicators enhance training and operational efficiency for rescuers.
- Illustrated rescue procedures
- Video tutorials
- Shoring calculators
- Trench calculators
- Interactive command checklists
- Standard level indicators
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The Essential Technical Rescue Field Operations Guide is now a multi-media App. This full-featured App provides digital access to 240 pages of high-quality illustrated procedures with a fast navigation system so you can find your procedure quickly. Some of the features of this digital Field Operations Guide include: Video Tutorials that will be updated on a regular basis and automatically loaded onto your App device. Shoring Calculators that allow you to generate a cut-list with one take-off measurement. Allows you to share cut lists via text message or email. Trench Calculator for parameters (Total L) on simple straight trenches up to 8 feet wide. Interactive Command Checklists that include an elapsed time function to assist with training, as well as being a tool that helps rescuers lay the framework for safe efficient rescues. Icons within the App denote Awareness, Operational and Technician standards for each procedure. All levels of rescuers will find this a valuable reference tool with state-of-the-art illustrated rescue procedures. The goal of this App is to assist in training rescuers with performance of technical rescue skills and procedures in order to meet the U.S. national standard for consistency safety and competency. This guide is based on U.S. NFPA 1006 Standard for Technical Rescue Personnel Professional Qualifications 2021 edition. This app covers Rope Rescue, Tree Rescue, Technical Rescue, Swift Water Rescue, Mountain Rescue, Confined Space Rescue, Helicopter Rescue, Structural Collapse Rescue, Rescue Medical procedures, and FEMA and NIMS ISC for disaster incident command.
Decon Field Guide
This reference app provides quick and efficient decontamination methods for hundreds of threats. It features a classic Threat Index, pictorial instructions, and an in-app dwell timer to guide users through mission execution. Designed for approved users, it aims to make anyone an instant decontamination expert.
- Threat Index for decontamination methods
- Pictorial instructions
- In-app dwell timer
- Covers hundreds of threats
- Designed for approved users
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Imagine decontamination in the palm of your hand. Introducing the all-new, redesigned Decon Field Guide. Using the same classic Threat Index, quickly and efficiently determine proper decontamination methods for hundreds of known and emerging threats and execute your mission flawlessly utilizing pictorial instructions and in-app dwell timer. Become an instant decontamination expert with the Decon Field Guide. Only available for approved users. Download now.
Screenshots
Verdict
The clearest difference is review sentiment: DRR Rescue at 93% against Decon Field Guide's 0%. DRR Rescue also leads on ratings volume (518 vs 8) and rating (4.9 vs 4.6). Decon Field Guide's advantage is price (Free vs $19.99) and update cadence (every 2 months vs every 12 months). On ads, in-app purchases, device support and iOS requirement 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
Decon Field Guide is free to download; DRR Rescue costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DRR Rescue holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: DRR Rescue has 518 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 93% of DRR Rescue's written reviews are positive against 0% of Decon Field Guide's.
DRR Rescue ships an update every 12 months, Decon Field Guide every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | DRR Rescue | Decon Field Guide |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 4.9 (518 ratings) — better | 4.6 (8 ratings) |
| Positive reviews | 93.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 518 — better | 8 |
| Update frequency | Every 12 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Ad-supported — better |
| Best chart rank | #8 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 171 MB | 74 MB |
| Age rating | 4+ | 17+ |
| Developer | Tom PENDLEY | First Line Technology |
Customer experience
DRR Rescue
Decon Field Guide
Bugs and requests
DRR Rescue
Reported bugs
6 issues- App crashes on startup or during use
- Text unreadable or display glitches
- Calculator functionality not working
- Video downloads cause app to close (iPad)
- Unexpected redirects to external video content
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- App kicks users out to watch videos
Requested features
4 requests- User notes section for personal annotations
- Metric measurements (metres) in addition to imperial
- More comprehensive video tutorial library
- Improved video streaming and download functionality
Decon Field Guide
Not enough reviews yet to summarise bugs or requests.
In-app purchases
DRR Rescue
No in-app purchases
Decon Field Guide
No in-app purchases







