Aviation and Wind Calculations

Estimate drive time and arrival with distance, speed, traffic, rest breaks, fixed delays, round trips and manual UTC offsets.

Convert military and standard time, calculate overnight intervals, subtract breaks, and add or subtract hours across midnight.

Compare two dates of birth to calculate the exact age gap, each person’s age, total days and upcoming birthdays.

Calculate what time to clock out from your start time, required paid hours and unpaid breaks, with overnight and remaining-time handling.

Calculate a possible birth-date range from completed age, or recover every calendar birth date consistent with exact years, months and days.