Zeitgeber is a platform designed to help individuals manage their daily routines by synchronizing their schedules with their natural biological rhythms, also known as circadian rhythms. The service emphasizes the importance of aligning daily activities, such as sleep, work, and exercise, with one's internal body clock to enhance overall well-being and productivity. By offering personalized recommendations and insights, Zeitgeber aims to improve users' sleep quality, energy levels, and mental clarity.