Max Flight Duty Period vs Yonder Offline Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Max Flight Duty Period
This app calculates maximum flight duty periods for flight and cabin crew, considering factors like long-range operations, crew augmentation, standby, delays, and split duty. It offers an intuitive interface for quick access to essential information based on CAR OPS and CAP 371 regulations.
- Calculates max flight duty period
- Accounts for long range operations
- Considers augmented crew
- Includes standby and delay
- Supports split duty calculations
- Intuitive interface
- CAR OPS and CAP 371 compliant
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Calculates the max allowable flight duty period for flight deck and cabin crew. Takes into account long range operation, augmented crew, standby, delay and split duty. The intuitive interface makes it easy to use and provides you with important info at your fingertips within seconds. According CAR OPS and CAP 371. Perfect tool for pilots AND cabin crew!
Yonder Offline Reader
Organize and access your files with a multi-column layout and collapsible sections. Search within documents, manage favorites in folders, and receive personalized notifications. Designed with a sleek iOS interface for easy navigation.
- 3-column layout with collapsible sidebar
- Organize favorites into folders
- Search within files and table of contents
- Access personal notifications
- Sleek iOS interface
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Check out the new Yonder app designed specifically for iOS! We've added some great new features that are exclusive to the new iOS version, like a 3-column layout with a sidebar where you can collapse and expand sections such as favorites and settings. You can now organize your favorites into folders and search within files, including the table of contents. Easily access your personal notifications from the sidebar and stay up to date with the relevant changes, all in the sleek and familiar iOS look that you already know and love.
Screenshots
Verdict
The clearest difference is price: Yonder Offline Reader at Free against Max Flight Duty Period's $6.99. Yonder Offline Reader also leads on update cadence (every 3 weeks vs every 5 months). Max Flight Duty Period's advantage is iOS requirement (13.0 vs 18.0). On ads, in-app purchases and device support 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
Yonder Offline Reader is free to download; Max Flight Duty Period costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Max Flight Duty Period ships an update every 5 months, Yonder Offline Reader every 3 weeks. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.
| Parameter | Max Flight Duty Period | Yonder Offline Reader |
|---|---|---|
| Price | $6.99 | Free — better |
| Rating | 4.3 (3 ratings) — better | — |
| Positive reviews | 55.6% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 3 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Gehringer | Yonder AG |
In-app purchases
Max Flight Duty Period
No in-app purchases
Yonder Offline Reader
No in-app purchases
Questions
Is Max Flight Duty Period free?
Is Yonder Offline Reader free?
Do Max Flight Duty Period or Yonder Offline Reader have ads?
Which is updated more often, Max Flight Duty Period or Yonder Offline Reader?
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