My Sleep Journal

Your Apple Watch collects a lot of sleep data. My Sleep Journal helps you understand it. See your night at a glance, then dig as deep as you want. My Sleep Journal brings your sleep data together in a clear, detailed view designed to help you explore what happened while you slept.

COMPLETELY FREE Every feature is available from day one. There are no subscriptions, premium tiers, or locked features. If you enjoy My Sleep Journal and want to support continued development, optional tips are available. Tipping never unlocks additional functionality. Your sleep data is already there. My Sleep Journal helps you make sense of it.

SEE YOUR NIGHT AT A GLANCE Start with a simple nightly summary showing your total sleep, Deep, Core, REM and Awake time. A visual sleep timeline makes it easy to see how your night unfolded.

UNDERSTAND YOUR SLEEP QUALITY Go beyond hours slept with insights including: • Sleep efficiency
• Number of awakenings
• Restlessness
• Sleeping wrist temperature
• Time asleep and time in bed

EXPLORE YOUR OVERNIGHT HEALTH DATA With permission, My Sleep Journal brings together sleep-related data available through Apple Health, including: • Sleeping heart rate
• Resting heart rate
• Overnight HRV
• Respiratory rate
• Blood oxygen
• Wrist temperature Available information depends on your device, Apple Watch model, and the data available in Apple Health.

YOUR NIGHT, STAGE BY STAGE Want more than a summary? Explore individual sleep periods to see exactly when each stage started and ended, how long it lasted, and how your sleep changed throughout the night.

SPOT TRENDS OVER TIME One night only tells part of the story. Browse previous nights and view averages and trends to see how your sleep changes over time.

YOUR DATA STAYS YOURS My Sleep Journal does not collect your personal data. Your health information is accessed through Apple Health only with your permission.