Download Download Date Time Counter v9.0 for Windows®, 667 KB


It is very easy to use, just click the + button (middle-left) to create your important events, Date Time Counter will counts the numbers of their years, months, weeks, days, hours, minutes and seconds according to your settings automatically.

# Algorithm For [Years] And [Months]

  • [Years] = [Seconds] / 3600 / 24 / 365.25
    In above expression, 365.25 = the average days in 4 years (3 non-leap years + a leap year) = (365 * 3 + 366) / 4.
  • [Months] = [Seconds] / 3600 / 24 / 30.4375
    In above expression, 30.4375 = the average days in 48 months (the months of (3 non-leap years + a leap year)) = (365 * 3 + 366) / 48.
System Requirement

Windows XP/2003/Vista/7/8/8.1/10, 32 & 64-bit both.
Note: it contains 32 and 64-bit applications in ONE copy! You can refer to this article of our another product (Auto Mail Sender™ Birthday Edition) to know the details.


If you downloaded a self-extracting setup file (date-time-counter.exe), just run it.
If you downloaded a zip/rar file (, please extract date-time-counter.exe to a temporary directory, and then execute it.


Run 'Uninstall Date Time Counter' on the related Start Menu folder or open 'Add/Remove Programs' in Control Panel and double-click 'Date Time Counter #.#' in the list box.

Upgrade Product Version

1. Download the latest version of this product from our official website automatically if the new version is available.
2. Exit program automatically.
3. Install the latest version of this product manually (do NOT need to uninstall first, just reinstall it).
Note: your data of previous version will be preserved.

Download Download Date Time Counter v9.0 for Windows®, 667 KB, Updated at Jun 06, 2018