Lunatime: Sleep Calculator

LunaTime helps you plan your sleep timing and notice how your sleep connects with your mornings.

Plan your sleep:

• Get bedtime suggestions for a chosen wake-up time
• Check possible wake-up times if you sleep now
• Estimate wake-up times from a planned bedtime
• Compare different sleep cycle options
• Set reminders and alarms from your results

Check in with yourself:

• Record how you feel each day
• Optionally add your sleep quality and a personal note
• Review previous check-ins in History
• Explore weekly and monthly mood and sleep-quality summaries

Wind down Wind down:

• Use guided breathing exercises
• Choose from different breathing visuals
• Personalize sessions with optional sounds and haptic cues

Make LunaTime yours:

• Create an age-based Sleep Profile
• Set your usual wake-up time and fall-asleep estimate
• Choose between light, dark, and system brightness
• Personalize the app with LunaTime, Moonlit Forest, or supported wallpaper colors

LunaTime is designed to stay calm, clear, and easy to use while giving you helpful tools for planning your nights and understanding your mornings.

Sleep calculations and check-in insights are estimates based on your selections and entries. LunaTime does not measure sleep, provide medical advice, or diagnose health conditions.