Free tools for airline pilots
Useful calculators you can run in seconds — no account needed.
Night time calculator
Calculate EASA-compliant night time for any flight leg using civil twilight at origin and destination, based on your actual block times.
Cosmic radiation dose calculator
Estimate your effective cosmic radiation dose for any flight using the NAIRAS polynomial model — route, altitude, and solar activity taken into account.
Roster pattern generator
Build your roster calendar for the year and export it straight to Apple or Google Calendar — your on and off days always with you.
Tools are free, open to all pilots, and require no VoilàLog account.