Comparison

Army Engineer Guide vs ARS FOG

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Army Engineer Guide

This app provides essential engineering tools and references for military engineers. It offers unit converters, construction calculators, and planning resources designed for offline use in the field. Access field manuals and helpful links without ads or subscriptions.

Highlights
  • Unit Converters (Metric/US/Military)
  • Construction Calculators (Concrete, Lumber, Excavation, Sandbag)
  • Range Finder
  • Customizable Packing Lists
  • Field Notes Journal
  • Offline Access to Field References
Features
Read full description

Army Engineer Guide, first published in 2012, totally rebuilt and deployed for 2025 by our New School Army project. Army Engineer tools & reference, no ads, no subscriptions, no accounts and log ins, no data collection, just straight gas to get your Essayons On. ESSENTIAL ENGINEERING TOOLS: Unit Converters - Convert between metric and U.S. units for distance, weight, volume, temperature, area, pressure, and speed. Includes specialized military-specific conversions to support field operations. CONSTRUCTION SUPPORT: Concrete Calculator - Calculate concrete volume, bags, and weight for construction projects with precision. Support for rectangular, circular, and L-shaped designs. Lumber & Nails Calculator - Estimate materials needed for wooden structures. Plan efficiently and eliminate waste. Excavation Calculator - Calculate soil volume and equipment requirements for field fortifications and defensive positions. Sandbag Calculator - Sums up the number of sandbags needed to construct a sandbag wall and estimates the time required based on number of people and speed to fill a sandbag. Individual PLANNING: Range Finder - Visualize distances and ranges on tactical maps. Perfect for developing range estimation skills and planning defensive positions. Packing List - Create, customize and share detailed packing lists for engineering missions. Ensure your team has the right equipment every time. Journal - Document lessons learned and keep field notes organized in one secure location. ADDITIONAL RESOURCES: Field References - Quick access to FM 3-34 and other essential engineering references. Helpful Links - Curated web links for Engineers (schoolhouse, Army engineer Association and so on...). FEATURES THAT MATTER: - Zero cloud dependency - your data stays on your device - No account required - download and start immediately - Built-in sharing for calculations and plans - Designed for offline use in the field Perfect for Combat Engineers, Construction Engineers, and Engineer Leaders who need reliable, offline access to technical calculators and planning tools.

About

ARS FOG

Features
Read full description

The ARS Technical Rescue Instructor Field Guide puts essential rescue reference material and field calculators in your pocket. FIELD GUIDE Browse the complete ARS Instructor Field Guide with pinch-to-zoom, full-text search, and a structured table of contents. Quickly navigate to any of the 250+ pages covering structural collapse, trench rescue, rope systems, confined space, hazmat response, and more. FIELD CALCULATORS 20+ purpose-built calculators designed for technical rescue operations: - Buttress Shore, Raker Length, and Shore Spacing - Wood Shore Build List and Shore Length - Fall Factor and Two-Point Anchor - Collapse Weight, Weight Estimators, and Fallen Tree Weight - LEL Conversion, Confined Space Air Exchange, and Dewatering - A-Frame Gantry, Pipe Flow, Friction Loss, and more Calculators are linked directly to related field guide pages for fast cross-reference. QUICK-ACCESS RESOURCES Emergency contacts for ChemTrec and Poison Control, links to ERGs, HazMat references, and maps โ€” all one tap away. Built by Advanced Rescue Solutions, trusted by 5,000+ rescue professionals.

Screenshots

Army Engineer Guide4 screens
ARS FOG4 screens

Verdict

The call

The clearest difference is price: Army Engineer Guide at $0.99 against ARS FOG's $9.99. Army Engineer Guide also leads on iOS requirement (12.0 vs 18.2). ARS FOG's advantage is chart position (#49 vs #199). On ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Army Engineer Guide costs $0.99 and ARS FOG $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences ยท 6 level
Army Engineer Guide versus ARS FOG: the parameters behind the verdict, then further details
ParameterArmy Engineer GuideARS FOG
Price$0.99 โ€” better$9.99
Positive reviews33.3% of reviewsโ€”
Update frequencyEvery 3 monthsโ€”
AdsNoNo
In-app purchasesNoNo
MonetizationPaidโ€”
Best chart rank#199#49 โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS12.0 โ€” better18.2
Further details โ€” not scored
Size38 MB68 MB
Age rating17+4+
DeveloperPolemics Applications LLCAdvanced Rescue Solutions

In-app purchases

None

Army Engineer Guide

No in-app purchases

None

ARS FOG

No in-app purchases

Questions

Is Army Engineer Guide free?
Army Engineer Guide costs $0.99, with no in-app purchases.
Is ARS FOG free?
ARS FOG costs $9.99, with no in-app purchases.
Do Army Engineer Guide or ARS FOG have ads?
Neither Army Engineer Guide nor ARS FOG shows ads.
Which is more popular, Army Engineer Guide or ARS FOG?
Army Engineer Guide currently peaks at #199 in the App Store charts, and ARS FOG at #49. Chart position reflects recent download velocity rather than total install base.

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