fivelevel
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About
This app provides essential tools for aircraft maintainers, including time conversions, date calculations, and reference data. It offers a streamlined experience with no subscriptions or unnecessary features, designed for efficiency on the flightline.
What's New in fivelevel
2.2.1 (7)
May 16, 2026
NEW FEATURES: • Fleet Tracking - Track multiple aircraft with tail numbers and PR/BPO times • Aircraft-specific intervals (C-17 → 144hr, C-5 → 14-day, etc.) • Custom aircraft types - add your own airframes if not pre-configured • 144hr/6-day PR/BPO interval added BUG FIXES: • Julian date calendar now correct across DST transitions and all timezones • Fixed visual bugs in Add Aircraft dialog For reference use only. Always verify with official technical data.
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FAQ
What is fivelevel?
fivelevel is a utility app designed for aircraft maintainers, offering tools like time conversion, date calculation, and searchable ICAO codes. It aims to provide essential functionality without any fluff or subscriptions.
What devices does fivelevel support?
fivelevel is available on Apple Watch, iPhone, iPad, and iPod. It also features an Apple Watch app with complications for quick access.
How often is fivelevel updated?
The latest version of fivelevel is 2.2.1, released on May 16, 2026. Updates are provided to ensure the app remains functional and reliable for its users.
Is fivelevel free to use?
Yes, fivelevel is completely free to download and use. There are no subscriptions or in-app purchases required to access its features.
Does fivelevel have ads?
No, fivelevel does not contain advertisements. The app is designed to be free of distractions and focuses solely on providing the necessary tools for aircraft maintenance.
What is the age rating for fivelevel?
fivelevel has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger individuals who may be interested in aviation.
What kind of tools does fivelevel offer for aircraft maintenance?
fivelevel includes features such as Zulu & local time display, a Julian date calendar, a preflight due calculator, conversion tools, and searchable ICAO codes.
What is the user sentiment for fivelevel?
Based on the available data, fivelevel has a perfect 5.0-star rating from 7 reviews, indicating a very positive user sentiment.