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How to Count the Days Between Two Dates

Published: Oct 19, 2026 | Updated: Oct 19, 2026 | About (Japanese)

Key points
  • Enter two dates
  • Choose how to count
  • Read the days

Steps

  1. Enter the "Start date" and "End date" in Calculate Age, Days Between Dates and Date Offsets.
  2. To include the first day, tick "Count the first day too".
  3. "Days" and "Weeks and days" are shown.
Use "Calculate Age, Days Between Dates and Date Offsets" (free)

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