month

This software can add or subtract days/months from a date, calculate days between two dates, and convert dates in several solar calendars including Gregorian, Julian, ISO 8601 Week, Hermetic Leap Week, and day-in-year (yyyy-ddd).

Calendarscope is a comprehensive calendar software, enabling planning, scheduling, and managing events and tasks with standard views, color-coded reminders, and synchronization with Google and mobile devices. The software also supports web calendars and printing capabilities.

The software allows users to create customizable calendars in over 100 languages with 70+ styles. The calendar can include religious holidays, moon phases, and daylight savings. The software also includes an integrated scanning and image editor, allowing users to add their events. The calendar date range is from 1582 to 9999.

Day Night is a desktop app that tracks time in percentage for daily, monthly, and yearly progress. Featuring awake and sleep modes, it provides a visual representation of the remaining time.

Plain Today Calendar is a Mac application that offers a Notification Center Calendar Widget, along with some extra features, to provide convenient and organized scheduling options.

Calendar 2000 is a Windows desktop utility that displays a monthly calendar similar to checkbook calendars. The software allows users to define their own important dates and holidays.

This software enables users to convert dates between Chinese, Vietnamese, and Japanese lunar calendars, and Gregorian and Julian calendars. It also helps find lunar new year's day and leap months for any year in the Asian calendars, simplifying date translation across cultures.

Magic Date Picker is a user-friendly tool for adjusting the date on a computer. It's useful for extending time-limited software demos that verify computer timestamps.