fivelevel

Mx Friendly References

Free

Built by a maintainer, for maintainers. Zulu time, J-date, preflight calculator, and ICAO codes — all in one place. 5-Level gives aircraft maintainers the tools they actually use — no fluff, no subscriptions, just what you need on the flightline. Features: • Zulu & local time display • Julian date calendar • Preflight due calculator • Conversion tools • Searchable ICAO codes • Apple Watch app with complications • Home screen widget Built by a maintainer who got tired of doing math on the back of a 781.

Ratings & Reviews

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The developer, Adam Moody, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    • Seller
      • Adam Moody
    • Size
      • 19.6 MB
    • Category
      • Utilities
    • Compatibility
      Requires iOS 13.0 or later.
      • iPhone
        Requires iOS 13.0 or later.
      • iPad
        Requires iPadOS 13.0 or later.
      • iPod touch
        Requires iOS 13.0 or later.
      • Apple Watch
        Requires watchOS 10.0 or later.
    • Languages
      • English
    • Age Rating
      4+
    • Copyright
      • © 2026 Adam Moody
  • Privacy Policy

    • More by Adam Moody