Global Shift & Fatigue Management

Flight Duty Period (FDP) Optimizer

Duty Finish (Local Time):

Next Sign-On (Local Time):

Time Zones Crossed:

The WOCL Factor

Window of Circadian Low: The early-morning hours are commonly associated with reduced alertness. RosterRest helps plan a protected sleep opportunity before duty, while operators and crew remain responsible for applying their own fatigue rules and aviation requirements.

Legal Disclaimer: RosterRest.io is a fatigue planning tool provided for informational purposes only. Calculations are based on the dates, times, time zone assumptions, commute times, sleep settings, duty settings, and roster data entered by the user. RosterRest does not automatically adjust for travel across time zones, daylight saving clock changes, flight schedules, local fatigue laws, workplace agreements, or individual medical circumstances. Users remain responsible for checking all outputs against their actual conditions, workplace requirements, and personal health needs. We accept no responsibility for any loss, injury, or fatigue-related incidents.