Treeカレンダー[ツリーカレンダー]-スケジュールアプリ

A smart schedule and calendar app that organizes your plans in a clear tree view. Build projects, sub-calendars, and tasks in one place to keep work and life structured and efficient. Ideal for busy professionals, students, and anyone who need a powerful yet simple planner. Core features - Tree-style hierarchy to group events by project and break work into manageable parts - Smart reminders, recurring schedules, and drag and drop planning across day, week, and month views - Cloud sync and backup for cross-device access, plus home screen widgets and quick add for fast capture Benefits - High-efficiency planning with clean organization and fewer taps - Better focus with color labels, tags, and filters - Seamless integration with your existing calendars for a single source of truth Keywords calendar app, schedule planner, productivity app, task manager, reminders, cloud sync, work efficiency