💤 Sleep Toolkit

Sleep Time Calculator

Based on 90-minute sleep cycles, calculate optimal wake-up times to avoid being awakened during deep sleep

Sleep Now Custom Bedtime Calculate Optimal Wake-up Time

Sleep Quality Assessment

Assess your sleep quality through a simple questionnaire and receive personalized improvement suggestions

Time to fall asleep: Within 15 minutes Time to fall asleep: 15-30 minutes Time to fall asleep: 30-45 minutes Time to fall asleep: Over 45 minutes Night awakenings: Never wake up Night awakenings: 1-2 times Night awakenings: 3-4 times Night awakenings: 5+ times Morning feeling: Refreshed and energetic Morning feeling: Pretty good Morning feeling: Average Morning feeling: Exhausted Assess Sleep Quality

Sleep Duration Calculator

Calculate actual sleep duration to help you understand if you're meeting recommended sleep time

Calculate Sleep Duration

Reverse Bedtime Calculator

Enter your target wake-up time and choose sleep cycles or hours to get recommended bedtimes

By Sleep Cycles By Sleep Hours 4 cycles (6.0 hours) 5 cycles (7.5 hours) 6 cycles (9.0 hours) Calculate Bedtime

Sleep Environment Check

Assess whether your sleep environment is optimal and receive improvement suggestions

Room temperature: Below 18°C Room temperature: 18-22°C Room temperature: Above 22°C Noise level: Very quiet Noise level: Occasional noise Noise level: Frequent noise Light conditions: Completely dark Light conditions: Dim light Light conditions: Bright light Check Sleep Environment