TimeTree is a collaborative calendar application designed to help individuals, families, and groups coordinate their schedules smoothly. Users can create multiple calendars, share them with others, assign different colors for easy identification, and add events, reminders, notes, or photos. It serves as an effective tool for collective planning and scheduling.

TimeTree is free to download and use, offering many features at no cost that meet most users' needs. There may be optional in-app purchases for additional advanced features, but basic usage and core features are accessible without charge.

TimeTree requires an internet connection to sync data across devices and users. Users can view and edit their calendars offline, and once reconnected, the app automatically syncs all changes made offline, ensuring everyone has updated information without manual refreshes.

TimeTree offers strong notification and reminder capabilities, allowing users to set alerts for events at specific times or intervals beforehand. Notifications are sent to all shared users, ensuring everyone stays informed. Users can customize notification preferences according to their needs.

TimeTree emphasizes user privacy and data security by employing encryption to safeguard personal information and event details. Only invited users can access shared calendars, maintaining privacy. The app complies with standard data protection regulations to create a secure environment for schedule management.