Crosscheck Duty — Support

Questions, problems or suggestions: [email protected]. Please include your device model and app version (Settings → Version in the app).

What the app does: calculates federal flight-duty and rest limits for US Part 121 passenger airline pilots (14 CFR Part 117) and flight attendants (14 CFR §121.467). It is an informational tool and does not replace the regulations, company procedures or crew scheduling. It does not cover all-cargo, Part 135 or Part 91 operations.

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