Calculate age based on birthdate. Convert dates between 9+ calendar systems including Gregorian, Chinese, Japanese, Thai, Hebrew, Islamic, Persian, Indian, Mayan, and Ethiopian.
Schedule tasks, meetings, and plans with a daily and planner. Create and edit events, set reminders, share calendars, and invite people. Customize views, use a widget, and sync across devices. Track to-do lists and checklists.
The app displays the day of the week, constellation, age, and days remaining until the next birthday. Users can manage birthdays for up to five people and create calendar events or reminders.
View moon phases using a 3D model of Earth-Moon-Sun system. Calculate phases based on orbital mechanics including inclination, distance, and libration. Display ephemeris data with detailed pages. Show current phase and location-based adjustments.
