Day Counter & Countdown Calculators
Counters measure how many days lie between two dates, counting forwards or backwards from a day. They also show the same span in weeks, in years, months and days, and in business days. Use them for deadlines, countdowns, trip planning and any date you want to measure.
Last updated October 19, 2026
All Counters & Countdowns tools
All Date & Time calculators →
Related tools
Date & Time · Age & Birthdays
Age CalculatorExact age in years, months and days from a date of birth
Date & Time · Date Math
Date Difference CalculatorThe difference between two dates in years, months, weeks and days
Date & Time · Date Math
Weeks Between DatesWeeks and leftover days between two dates
Date & Time · Date Math
Date CalculatorAdd or subtract days, weeks, months or years from a date
Date & Time · Work Hours & Time
Time Card CalculatorAdd up the hours on a weekly time card, with breaks and optional pay