Sleep Calculator – Calculate optimal wake-up times based on sleep cycles

Summary: Sleep Calculator determines ideal wake-up times by calculating 90-minute sleep cycles to help users wake up refreshed with personalized recommendations.

What it does

It calculates optimal wake-up times based on 90-minute sleep cycles and provides personalized sleep recommendations.

Who it's for

Individuals seeking to improve sleep quality by aligning wake-up times with natural sleep cycles.

Why it matters

It helps users wake up refreshed by optimizing sleep cycle timing.