Dayno - Countdown Calendar

1. Download and open the app, then set your preferred date format and time zone in Settings. 2. Tap the plus button to create a new countdown, enter a title, choose the date and time, and select countdown or count up. 3. Set reminders or recurrence if needed, add a category, color, icon, and notes, then save. 4. View and manage all events in list or calendar view, sort or filter by category, and edit any item with a tap. 5. Add a home screen widget to see days left at a glance, and adjust notification times to fit your schedule.