Moon: Sleep & Rhythm Tracker

Moon - Understand Your Sleep. Improve Yourself. The moon can help you discover why you still feel tired even after a full night's sleep. It reveals how your habits affect your rest and helps you rebuild your natural rhythm to wake up clear and energized.

Adopts the modern style design of iOS 26 - intuitive, smooth and suitable for iPhone use.

Functions of the Moon

Sleep Analysis

View your sleep stages, disruptions and efficiency to understand what exactly is affecting your rest - even if you've spent enough time in bed.

Sleep Schedule Calibration

If your rhythm is out of balance, the moon will help you gently restore it. It compares your target wake-up time with your actual wake-up time and gradually adjusts it by 10 - 15 minutes to regain a natural, stress-free morning.

Health Metrics

Track key sleep metrics - heart rate, respiration, body temperature and other metrics that reflect your recovery.

When used with Apple Watch, the moon can unleash its full potential - all data will be automatically and accurately tracked.

Trends and Insights

Track 11 key sleep metrics over time, keep an eye on your progress and understand what truly affects your health.

Sleep Sounds

Fall asleep faster with soothing sounds - from rain, waves to gentle ambient melodies.

Weekly Overview

The visual calendar helps you quickly spot sleep quality patterns through color indicators and detailed daily statistics.

Privacy First

All your data is stored on your device. No accounts, no ads, no tracking - just you and your progress.

Modern Native Design

A simple, smooth interface精心打造的简洁、流畅界面——平滑动画、支持黑暗模式，夜间可读性极佳。精心打造 for iOS 26 - smooth animations, supports Dark Mode and has excellent night readability.

Requirements:

iPhone with iOS 17 or later

Better experience when used with Apple Watch

Notification and Sleep Data Permissions

The moon not only helps you fall asleep - it helps you truly recover.