Sleep Calculator

About

Optimize your sleep schedule with the Sleep Calculator extension! This intelligent tool helps you calculate perfect bedtimes and wake-up times based on natural sleep cycles, ensuring you wake up refreshed and energized.

Key Features:​​
☑️ ​​Dual Calculation Modes​​

Calculate ideal bedtime based on your desired wake-up time
Determine optimal wake-up times if you go to sleep now
🌙 ​​Sleep Cycle Science​​

Uses 90-minute sleep cycle algorithm
Recommends 5-6 complete cycles for optimal rest
Accounts for 15-minute sleep onset time
⏰ ​​Intuitive Time Picker​​

Elegant day/night (AM/PM) toggle
One-tap +/- controls for hours and minutes
Direct editable time inputs
Modern UI with smooth animations
📊 ​​Smart Recommendations​​

Highlights top 2 "SUGGESTED" times
Visual sleep cycle breakdown
Clear explanation of sleep science
Responsive design for all devices

How It Works:​​

1. Set your desired wake-up time
2. Calculate perfect bedtime options
3. OR - Get immediate wake-up recommendations
4. See science-based sleep cycle calculations

Wake up refreshed with precision sleep planning! The Sleep Calculator extension uses chronobiology principles to help you align your sleep with natural body rhythms for maximum energy and productivity.