Sleep & Calculator Wake Up

🌙 Sleep Calculator – Wake Up Feeling Refreshed

Sleep Calculator helps you find the best bedtime or wake-up time using 90-minute sleep cycles. Whether you're planning to sleep now or need to wake up at a specific time, the app calculates the ideal sleep schedule so you can wake up feeling more refreshed.

Designed with a clean, modern, and easy-to-use interface, Sleep Calculator makes healthy sleep planning simple.

✨ Key Features

🌙 Smart Sleep Calculator

Calculate the best bedtime

Calculate the best wake-up time

Based on 90-minute sleep cycles

Includes time to fall asleep


⏰ Sleep Cycle Recommendations

Multiple recommended sleep times

Shows sleep cycle count

Highlights the optimal sleep schedule


📊 Sleep History

Save your sleep records

View previous sleep calculations

Track your sleep patterns over time


⭐ Sleep Quality Rating

Rate your sleep quality

Monitor your sleep improvement

Weekly sleep quality summary


🎵 Relaxing Sleep Sounds

Calm sleep sounds

Relaxing background audio

Helps you unwind before bedtime


📈 Weekly Sleep Trends

View sleep duration trends

Sleep quality charts

Easy-to-read statistics


🔔 Smart Reminders

Bedtime reminders

Wake-up reminders

Alarm notifications


📄 Export Reports

Export sleep reports as PDF

Export sleep history as CSV


⚙️ Customization

24-hour time format

Smart Wake-Up Window

Notification settings

Language settings

Beautiful Material Design interface


🎯 Perfect For

Students

Professionals

Shift workers

Parents

Travelers

Anyone who wants healthier sleep habits


💜 Why Choose Sleep Calculator?

Clean and modern UI

Fast and lightweight

Easy to use

Accurate sleep cycle calculations

Beautiful sleep statistics

Offline support

Regular updates


Sleep Calculator helps you build better sleep habits and wake up feeling refreshed every day.

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Recent changes:
Initial Release:
• Sleep Cycle & Bedtime Calculator
• Bedtime Ritual Checklist for healthy habits
• 7-Day Sleep Duration & Quality Score Trends
• Smart Bedtime Reminders & Weekly Summaries