DateCalc

Master every date calculation with DateCalc - your smart date calculator for work, planning, and life! Find the duration between any two dates broken down every way you need: total days, weeks + days, months + days, or years, months, and days - plus the count of working days, excluding days off and holidays. Use Add/Subtract to shift a date by any number of days, with options for working days only and skipping holidays - perfect for deadlines and delivery estimates.
Calculate someone's exact Age down to years, months, and days, with total days, hours, and weeks lived, and a countdown to the next birthday. Save important results as Events so key dates are always at hand. With a clean, intuitive interface and instant, accurate calculations, DateCalc answers any "how long until..." or "what date is..." question in seconds. Start calculating today!