Happy:Days is a modern day counter designed for 2023 and beyond, offering more than just counting up or down. It aims to help users cherish and commemorate the little moments in a unique manner. The app supports countdowns, count-ups, anniversaries, birthdays, and age tracking. Users can personalize widgets with a variety of designs and explore linked events to understand connections. Additionally, it allows users to annotate events and journal times, automatically calculates birthdays and anniversaries, and displays birthday constellations and dynamic age icons.

Happy:Days also offers support for various time and age units, enhancing its versatility for users seeking a comprehensive and intuitive day tracking experience.