IRPG App (2025) vs FireOps Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IRPG App (2025)
This digital guide provides offline access to critical incident response information for wildland firefighters. It features full-text search, bookmarking, note-taking, and integrated checklists for radio communication and weather reporting. Optimized for speed and safety on the fireline.
- Full-text search
- Bookmark chapters
- In-app note-taking
- Selectable radio checklists
- GPS-enabled weather reporting
- Offline capability
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The IRPG App, sponsored by Twisted Kelp, is a fully digital offline-capable 2025 edition IRPG with advanced features like full-text search and bookmarking to improve safety and efficacy on the fireline. A must-have for any wildland firefighter that carries a physical copy in their back pocket or web gear. Features: - Search. For the first time ever, the IRPG is fully searchable. Not just titles, but the full text of each and every page in the guide is indexed to find what you are looking for faster than ever. - Bookmarks. With one tap, you can bookmark any chapter in the IRPG for quick reference in the Bookmarks tab. No more dog ears, no more hunting to find typing charts or weather tables. - Notes. Take notes inside the IRPG, without needing to carry a pen. Notes are saved with the app so you can come back to them whenever you need. - Checklists. Selectable checklists for common and crucial radio traffic, such as sizeup reports and medical incident reports (8-lines). Check the button next to each topic you hit as you radio in. Remember, it's push to talk, not push to think. - Weather. Use your phone's GPS to send precise lat/long along with your belt weather kit measurements via SMS or iMessage to your STL, DIV, lookout, etc. - Speed. This app is optimized for speed so you can quickly access the info you need faster than whipping out your physical copy. We want this app to be the absolute best it can be. Please don't hesitate to reach out using the Suggestions / Feedback button in the Tools tab. We'd love to hear your thoughts as we work to improve the app and develop new features to keep you safe and maximize the impact you have. Thank you for your service protecting our communities.
FireOps Calc
This app simplifies fire pump calculations and provides essential fireground tools for operators. It features an improved home screen for quick access to calculators, expanded tools for common calculations, and enhanced hose line management.
- Pump Calculator
- Fireground Tools
- Department Setup
- Pump Card
- Hose line editing
- Standpipe calculations
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This update improves FireOps Calc with a cleaner home screen, expanded fireground tools, and easier pump calculator controls. New and improved: - New home screen with quick access to Pump Calculator, Fireground Tools, Department Setup, and Pump Card - Added expanded Fireground Tools for common pump/operator calculations and reference - Improved line editing so active hose lines are easier to open, edit, and close - Improved Flow On/Off visibility while editing lines - Updated standpipe floor elevation logic - Improved portable master stream two-line supply calculations - Fixed friction loss updates when changing hose length on portable master stream layouts - General UI polish and reliability improvements
Screenshots
Verdict
The clearest difference is price: IRPG App (2025) at Free against FireOps Calc's $1.99. IRPG App (2025) also leads on ratings volume (32 vs 2). FireOps Calc's advantage is rating (5.0 vs 4.3) and in-app purchases (none vs 1). On ads, monetization model, 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
IRPG App (2025) is free to download; FireOps Calc costs $1.99 up front. IRPG App (2025) sells 1 one-off in-app purchase. FireOps Calc asks for nothing beyond the download.
FireOps Calc holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: IRPG App (2025) has 32 ratings behind it against 2, so its average is the more settled of the two.
IRPG App (2025) ships an update every 5 weeks, FireOps Calc weekly. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.
| Parameter | IRPG App (2025) | FireOps Calc |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.3 (32 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 57.1% of reviews | — |
| Number of ratings | 32 — better | 2 |
| Update frequency | Every 5 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Best chart rank | — | #197 — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 44 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Twisted Kelp, LLC | David Gallaher |
Customer experience
IRPG App (2025)
FireOps Calc
In-app purchases
IRPG App (2025)
- Remove Ads$1.99
FireOps Calc
No in-app purchases





