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91 of 91 storefronts
Content in en-US
Content in en-US
Information
Apple ID6761164087
Bundle IDcom.suxuanlv.startsleepapp
SellerSeller
Min iOS14.0
Min macOS11.0
Device familiesiphone, ipad, ipod
Released2026-05-15
Copyright© 2026 Su Inc.
Privacy policyLink ↗
Preview 2 platforms
iPhone 5 images
iPad 5 images
What’s New Version 2.5.0
Improved lock screen and background playback stability to reduce unexpected audio interruptions.
Optimized membership recognition and purchase restoration for more reliable entitlement syncing.
Added a copyable User ID to help support resolve membership issues faster.
Merged sleep reports, weekly reports, and sleep coaching into Sleep Records for easier access.
Updated lifetime early-bird pricing support and fixed several known issues.
Description
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#
Capabilities
In-App Purchases
Accessibility
ipadiphonemacrealityDevicetvoswatch
Version history 8 versions
Build 887680324v2.5.02026-07-02 19:17:33
Improved lock screen and background playback stability to reduce unexpected audio interruptions.
Optimized membership recognition and purchase restoration for more reliable entitlement syncing.
Added a copyable User ID to help support resolve membership issues faster.
Merged sleep reports, weekly reports, and sleep coaching into Sleep Records for easier access.
Updated lifetime early-bird pricing support and fixed several known issues.
Build 887632089v2.4.02026-07-01 04:22:14
Fixed an issue where sleep audio could unexpectedly stop during lock-screen playback and improved background playback stability. Improved VIP status syncing after purchase, restore, and code redemption. Sleep Records now brings sleep reports, weekly reports, and Sleep Coach together in one place, reducing duplicate entries in Settings.
Build 887238674v2.3.02026-06-23 22:06:34
Fixed an occasional playback pause issue.
Optimized user experience flows.
Added more detailed sleep data and related analytics.
Build 886659383v2.2.02026-06-08 17:12:07
KaiShui v2.2.0 — Your Personal Sleep Coach is Here
New Features
• Weekly Sleep Report — Automatic weekly summary of your sleep data with
average scores, best and worst nights, and a 7-day trend chart to help you
stay on track
• AI Sleep Coach — Intelligent analysis of your sleep history to detect
irregular bedtimes, social jet lag, and sleep debt, with personalized
improvement suggestions to help you sleep better
• Achievement Celebrations — Full-screen firework animation when you unlock
achievements, real unlock dates displayed on the achievements page, and a
"NEW" badge for recently unlocked achievements
• Mix Sharing — One-tap sharing of your custom sound mixes as beautifully
designed image cards to share with friends
Improvements
• Fixed morning report notification being cancelled when setting a sleep
reminder
• Fixed app icon not displaying on the About page
• Fixed App Store rating link not working in some regions
• iOS widget now supports live data updates (streak count, last night's sleep
score)
• All 8 languages fully translated
Build 886570135v2.1.02026-06-05 20:06:34
What's New in 2.1.0
Added a Redeem Code option on the About page for App Store subscription offer codes
Improved the About page layout with a clearer app icon display
Improved the Rate Us flow to open the App Store review page directly
Build 885888194v2.0.02026-05-27 19:09:49
KaiShui 2.0 — Major Update
Sleep Report New sleep quality scoring system that automatically generates A/B/C/D/F grades each night. Integrates HealthKit sleep stage data with personalized improvement tips, delivered via morning notifications.
Achievements 15 achievement badges across four categories: streaks, listening time, milestones, and special. Share beautifully designed achievement cards to social media and track your sleep journey.
Smart Recommendations Personalized nightly playlist recommendations based on your listening history. Analyzes usage frequency, time of day, and recent sleep results to find your perfect playlist.
Usage Statistics Redesigned stats page with modern card layout: streak tracking, cumulative data, peak usage time, GitHub-style activity heatmap, and weekly/monthly summaries at a glance.
New Widgets Three new iOS widget styles: Minimal, Greeting, and Daily Quote — available for both home screen and lock screen.
Localization Comprehensive localization improvements across 9 languages, including app name, permission descriptions, and audio file names with instant language switching.
Other Improvements
Gaussian blur background on About page
Dynamic Island Live Activity toggle now defaults to off
Various UI refinements
Build 885748666v1.9.02026-05-19 13:24:20
1、Optimized the app name structure with full support for Dynamic Island and Live Activities.
2、Enhanced the HealthKit sleep analysis algorithm.
3、Added full English language localization.
Build 883780137v1.8.02026-05-16 03:41:57
No pricing data captured yet — comparisons appear once the app has paid storefronts or in-app purchases.
Availability 91 of 91 storefronts
| Region | Language | Price | Ratings | Avg | Version |
|---|---|---|---|---|---|
| CN | zh-Hans-CN | Free | 6 | 5.0 | 2.5.0 |
| AE | en-GB | Free | 0 | — | 2.5.0 |
| AF | en-GB | Free | 0 | — | 2.5.0 |
| AL | en-GB | Free | 0 | — | 2.5.0 |
| AM | en-GB | Free | 0 | — | 2.5.0 |
| AT | de-DE | Free | 0 | — | 2.5.0 |
| AU | en-AU | Free | 0 | — | 2.5.0 |
| AZ | en-GB | Free | 0 | — | 2.5.0 |
| BA | en-GB | Free | 0 | — | 2.5.0 |
| BE | en-GB | Free | 0 | — | 2.5.0 |
| BG | en-GB | Free | 0 | — | 2.5.0 |
| BH | en-GB | Free | 0 | — | 2.5.0 |
| BM | en-GB | Free | 0 | — | 2.5.0 |
| BN | en-GB | Free | 0 | — | 2.5.0 |
| BT | en-GB | Free | 0 | — | 2.5.0 |
| BY | en-GB | Free | 0 | — | 2.5.0 |
| CA | en-CA | Free | 0 | — | 2.5.0 |
| CH | de-CH | Free | 0 | — | 2.5.0 |
| CY | en-GB | Free | 0 | — | 2.5.0 |
| DE | de-DE | Free | 0 | — | 2.5.0 |
| DK | en-GB | Free | 0 | — | 2.5.0 |
| EE | en-GB | Free | 0 | — | 2.5.0 |
| ES | es-ES | Free | 0 | — | 2.5.0 |
| FJ | en-GB | Free | 0 | — | 2.5.0 |
| FM | en-GB | Free | 0 | — | 2.5.0 |
| FR | fr-FR | Free | 0 | — | 2.5.0 |
| GB | en-GB | Free | 0 | — | 2.5.0 |
| GE | en-GB | Free | 0 | — | 2.5.0 |
| GR | en-GB | Free | 0 | — | 2.5.0 |
| HK | zh-Hant-HK | Free | 0 | — | 2.5.0 |
| HR | en-GB | Free | 0 | — | 2.5.0 |
| ID | en-GB | Free | 0 | — | 2.5.0 |
| IE | en-GB | Free | 0 | — | 2.5.0 |
| IL | en-GB | Free | 0 | — | 2.5.0 |
| IN | en-GB | Free | 0 | — | 2.5.0 |
| IS | en-GB | Free | 0 | — | 2.5.0 |
| IT | it | Free | 0 | — | 2.5.0 |
| JO | en-GB | Free | 0 | — | 2.5.0 |
| JP | ja | Free | 0 | — | 2.5.0 |
| KG | en-GB | Free | 0 | — | 2.5.0 |
| KH | en-GB | Free | 0 | — | 2.5.0 |
| KR | ko | Free | 0 | — | 2.5.0 |
| KW | en-GB | Free | 0 | — | 2.5.0 |
| KZ | en-GB | Free | 0 | — | 2.5.0 |
| LA | en-GB | Free | 0 | — | 2.5.0 |
| LK | en-GB | Free | 0 | — | 2.5.0 |
| LT | en-GB | Free | 0 | — | 2.5.0 |
| LU | en-GB | Free | 0 | — | 2.5.0 |
| LV | en-GB | Free | 0 | — | 2.5.0 |
| MD | en-GB | Free | 0 | — | 2.5.0 |
| ME | en-GB | Free | 0 | — | 2.5.0 |
| MK | en-GB | Free | 0 | — | 2.5.0 |
| MM | en-GB | Free | 0 | — | 2.5.0 |
| MN | en-GB | Free | 0 | — | 2.5.0 |
| MO | zh-Hant-HK | Free | 0 | — | 2.5.0 |
| MR | en-GB | Free | 0 | — | 2.5.0 |
| MT | en-GB | Free | 0 | — | 2.5.0 |
| MV | en-GB | Free | 0 | — | 2.5.0 |
| MY | en-GB | Free | 0 | — | 2.5.0 |
| NL | nl | Free | 0 | — | 2.5.0 |
| NP | en-GB | Free | 0 | — | 2.5.0 |
| NR | en-GB | Free | 0 | — | 2.5.0 |
| NZ | en-AU | Free | 0 | — | 2.5.0 |
| OM | en-GB | Free | 0 | — | 2.5.0 |
| PG | en-GB | Free | 0 | — | 2.5.0 |
| PH | en-GB | Free | 0 | — | 2.5.0 |
| PK | en-GB | Free | 0 | — | 2.5.0 |
| PT | pt-PT | Free | 0 | — | 2.5.0 |
| PW | en-GB | Free | 0 | — | 2.5.0 |
| QA | en-GB | Free | 0 | — | 2.5.0 |
| RO | en-GB | Free | 0 | — | 2.5.0 |
| RS | en-GB | Free | 0 | — | 2.5.0 |
| RU | ru | Free | 0 | — | 2.5.0 |
| SA | en-GB | Free | 0 | — | 2.5.0 |
| SB | en-GB | Free | 0 | — | 2.5.0 |
| SE | sv | Free | 0 | — | 2.5.0 |
| SG | en-GB | Free | 0 | — | 2.5.0 |
| SI | en-GB | Free | 0 | — | 2.5.0 |
| TH | en-GB | Free | 0 | — | 2.5.0 |
| TJ | en-GB | Free | 0 | — | 2.5.0 |
| TM | en-GB | Free | 0 | — | 2.5.0 |
| TO | en-GB | Free | 0 | — | 2.5.0 |
| TR | en-GB | Free | 0 | — | 2.5.0 |
| TW | zh-Hant-TW | Free | 0 | — | 2.5.0 |
| UA | en-GB | Free | 0 | — | 2.5.0 |
| US | en-US | Free | 0 | — | 2.5.0 |
| UZ | en-GB | Free | 0 | — | 2.5.0 |
| VN | en-GB | Free | 0 | — | 2.5.0 |
| VU | en-GB | Free | 0 | — | 2.5.0 |
| XK | en-GB | Free | 0 | — | 2.5.0 |
| ZA | en-GB | Free | 0 | — | 2.5.0 |
Change log 12 changes · EE
✎
releaseNotes updated
Improved lock screen and background playback stability to reduce unexpected audio interruptions.
Optimized membership recognition and purchase restoration for m
✎
description updated
Say goodbye to repetitive, generic loops. "KaiShui" is a premium tool designed for audio customization and deep sleep analysis. Deeply integrated with iOS featu
✎
subtitle updated
Lullaby Rain Sounds Meditatio
✎
name updated
KaiShui:Brown Noise Baby Sleep
◆
Version 2.5.0 released
Improved lock screen and background playback stability to reduce unexpected audio interruptions.
Optimized membership recognition and purchase restoration for more reliable entitlement syncing.
Added a copyable User ID to help support resol
◆
Version 2.4.0 released
Fixed an issue where sleep audio could unexpectedly stop during lock-screen playback and improved background playback stability. Improved VIP status syncing after purchase, restore, and code redemption. Sleep Records now brings sleep report
◆
Version 2.3.0 released
Fixed an occasional playback pause issue.
Optimized user experience flows.
Added more detailed sleep data and related analytics.
◆
Version 2.2.0 released
KaiShui v2.2.0 — Your Personal Sleep Coach is Here
New Features
• Weekly Sleep Report — Automatic weekly summary of your sleep data with
average scores, best and worst nights, and a 7-day trend chart to help you
stay on track
◆
Version 2.1.0 released
What's New in 2.1.0
Added a Redeem Code option on the About page for App Store subscription offer codes
Improved the About page layout with a clearer app icon display
Improved the Rate Us flow to open the App Store review page directly
◆
Version 2.0.0 released
KaiShui 2.0 — Major Update
Sleep Report New sleep quality scoring system that automatically generates A/B/C/D/F grades each night. Integrates HealthKit sleep stage data with personalized improvement tips, delivered via morning notification
◆
Version 1.9.0 released
1、Optimized the app name structure with full support for Dynamic Island and Live Activities.
2、Enhanced the HealthKit sleep analysis algorithm.
3、Added full English language localization.
◆
Version 1.8.0 released