Report updated Apr 24, 2026

Overview · Full Intel report in progress

C-5 Duty Day Calc is an established travel app that is a paid app. With a 5.0/5 rating from 1 reviews, it shows polarized user reception.

What is C-5 Duty Day Calc?

C-5 Duty Day Calc is a specialized utility designed to automate complex duty day restriction calculations for C-5 aircrews. It streamlines mission planning by providing instant Vol-3 restriction outputs based on Alert, Show, or Takeoff times in both Zulu and Local time zones.

Current Momentum

v2.1 · 39mo ago

Zombie

Last updated 1183d ago. 3 versions tracked.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Travel
#78
NEW

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

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What Are The Key Features?

Vol-3 Restriction CalculatorStandard

Automatically calculates duty day restrictions based on user-inputted Alert, Show, or Takeoff times.

Custom Timeline BuilderStandard

Allows users to create and integrate personal or squadron-specific timelines into their duty day planning.

Time Duration CalculatorStandard

Computes start, duration, or end times, including support for 781 decimal duration formats.

Multi-Zone SupportStandard

Provides restriction calculations across both Zulu and Local time zones.

How much does it cost?

Paid

Who Built It?

John Robbins app icon 1
John Robbins app icon 2
John Robbins app icon 3
John Robbins app icon 4

John Robbins

(15)

Automating complex flight duty and mission calculations for military aircrews to ensure regulatory compliance.

Portfolio

5

Apps

Paid 4
Utilities50%
Travel50%

Explore the full John Robbins report

Portfolio breakdown, audience, momentum, and every app published by John Robbins.

Go deeper

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

View the full user-sentiment analysis

Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.

Go deeper

Analysis in progress, available soon

What is the competitive landscape for C-5 Duty Day Calc?

Where is it available?

Localized markets (1)

United States

How's The Travel Market?

How does it evolve in the Travel market?

Rank progression

1 active ranking tracked — 30-day window

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for C-5 Duty Day Calc

Key Takeaways

This app serves as a niche productivity tool for C-5 crews to eliminate manual calculation errors when determining duty day limitations.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by C-5 Duty Day Calc, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “C-5 Duty Day Calc Intelligence Report.” Updated Apr 24, 2026. https://marlvel.ai/apps/c5ddc

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Data licensed under CC-BY-NC 4.0