Say goodbye to repetitive, generic loops. "KaiShui" is a premium tool designed for audio customization and deep sleep analysis. Deeply integrated with iOS features, we give you ultimate control over your sleep environment.
【Key Features】
10-Track Smart Mixing Engine: Unique dual-layer logic for background ambiance and accent sounds. Supports independent volume control, random intervals, delayed starts, and fade-in/out to simulate a truly natural, non-repeating soundscape.
Live Activities & Dynamic Island: Track your sleep countdown directly on the lock screen and Dynamic Island without unlocking your phone.
HealthKit Insights: Sync with Apple Watch to monitor sleep stages (Deep, REM, etc.) and heart rate. Our algorithm analyzes which sound combination induces your deep sleep best.
Siri & Automation: Supports "Hey Siri, start sleep session" to seamlessly blend into your smart iOS life.
All-Format Audio Import: Supports MP3, M4A, FLAC, and more. Import your favorite tracks into the mixing engine for infinite possibilities.
【Our Promise】
Focused entirely on sleep. No ads, no social features, no bloated recommendations. Supports iCloud backup for cross-device syncing.
Privacy Policy：https://www.yuque.com/bashert/hzq6z2/gi672n1ydh2h02dt?singleDoc#
Terms of Use/EULA：https://www.yuque.com/bashert/hzq6z2/ezvibonrmu1mebbf?singleDoc#
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
Welcome to KaiShui 2.6.0:
- Discover long-form sleep content, including meditations, bedtime stories, and low-stimulation shows. Subscribe or save for later, then add an episode to a playlist and start sleep from Home.
- Meet responsive sleep companions, with richer sleep records, weekly reports, and trend insights.
- Enjoy a redesigned audio and sound library. Cloud items can be added straight to playlists, with much clearer download and offline states.
- Choose from three distinctive new Home Screen widget styles, plus improved iCloud sync and playback stability.
Version 2.6.0
The developer, 凌峰 高, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Privacy practices may vary based, for example, on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
Seller
凌峰 高
Size
244.8 MB
Category
Health & Fitness
Compatibility
Requires iOS 14.0 or later.
iPhone Requires iOS 14.0 or later.
iPad Requires iPadOS 14.0 or later.
iPod touch Requires iOS 14.0 or later.
Mac Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
Apple Vision Requires visionOS 1.0 or later.
Languages
English and 8 more
English, French, German, Japanese, Korean, Portuguese, Simplified Chinese, Spanish, Traditional Chinese
