Chunk is a minimalist time-blocking app for macOS designed to enhance productivity by helping users plan their day in focused, manageable chunks. Unlike traditional calendars, Chunk focuses on single-day planning, offering a zero-bloat interface that eliminates distractions and promotes deep work. It integrates seamlessly with Apple, Google, and Outlook calendars, allowing users to time-block around existing schedules. Key features include customizable templates, routines for recurring tasks, a menubar timer, instant task creation, and fullscreen notifications.