Comparison

DoD Systems Engineering vs Army Engineer Guide

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

Head to head
About

DoD Systems Engineering

This app serves as a pocket reference for the Department of Defense Systems Engineering Technical Review process. It offers definitions for nearly 250 acronyms, details on Technology Readiness Levels, and in-depth information on review phases and technical processes.

Highlights
  • Acronym lookup (250+ definitions)
  • Technology Readiness Level definitions
  • Review information by phase
  • Phase details (Materiel Solutions Analysis to Operations & Support)
  • Technical and technical management processes
Features
Read full description

This app provides a handy pocket reference for engineers and logisticians involved in the very complex Department of Defense Systems Engineering Technical Review process. Features include: *Acronym lookup - nearly 250 acronyms defined! *Technology Readiness Level definitions *In-depth review information sorted by phases *In-depth phase information, from Materiel Solutions Analysis through Operations and Support *Comprehensive Information on technical and technical management processes All ThinChip Software apps are now available free of charge.

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.

Screenshots

DoD Systems Engineering4 screens
Army Engineer Guide4 screens

Verdict

The call

The clearest difference is price: DoD Systems Engineering at Free against Army Engineer Guide's $0.99. DoD Systems Engineering also leads on review sentiment (50% vs 33%). Army Engineer Guide's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 26.0). On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

DoD Systems Engineering is free to download; Army Engineer Guide costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

DoD Systems Engineering ships an update every 5 months, Army Engineer Guide every 3 months. Both last shipped on November 6, 2026.

Scorecard5 real differences · 5 level
DoD Systems Engineering versus Army Engineer Guide: the parameters behind the verdict, then further details
ParameterDoD Systems EngineeringArmy Engineer Guide
PriceFree — better$0.99
Rating3.8 (4 ratings) — better—
Positive reviews50.0% of reviews — better33.3% of reviews
Number of ratings4 — better—
Update frequencyEvery 5 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.012.0 — better
Further details — not scored
Size10 MB38 MB
Age rating4+17+
DeveloperRussell ShannonPolemics Applications LLC

Customer experience

DoD Systems Engineering

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Army Engineer Guide

Written reviews6 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

In-app purchases

None

DoD Systems Engineering

No in-app purchases

None

Army Engineer Guide

No in-app purchases

Questions

Is DoD Systems Engineering free?
DoD Systems Engineering is free to download, with no in-app purchases.
Is Army Engineer Guide free?
Army Engineer Guide costs $0.99, with no in-app purchases.
Do DoD Systems Engineering or Army Engineer Guide have ads?
Neither DoD Systems Engineering nor Army Engineer Guide shows ads.
Which is updated more often, DoD Systems Engineering or Army Engineer Guide?
DoD Systems Engineering ships an update every 5 months, and Army Engineer Guide every 3 months. Most recently, DoD Systems Engineering was updated on November 6, 2026 and Army Engineer Guide on November 6, 2026.

Other comparisons