WeekMark

WeekMark is a simple calendar utility that helps you identify the week number and week boundaries for any date.
Select a date to instantly view its week number along with the beginning and ending dates of that week. This makes it easy to organize schedules and understand where a date falls within the year.
WeekMark is useful for work planning, weekly reports, project schedules, study plans, timesheets, and general calendar reference.
The app features a clean professional interface, simple date selection, clear week information, and fast results.
With light and dark modes available, WeekMark provides a polished and convenient way to work with calendar weeks.