SIG NAPSE
Daechang Kim Lifestyle iPhoneiPadiPod touchApple Watch
SIG NAPSE is a free Lifestyle app for iPhone and iPad by Daechang Kim. Requires iOS 15.6. Updated November 2, 2026.
- Price
- Free
- on the App Store
- Size
- 104 MB
- Age 12+
- Updated
- Nov 2
- 2026 · v1.0.14
Screenshots
About SIG NAPSE
1. Check your rhythm and start your own personalized focus routine. SIG-NAPSE is a wellness application that uses mobile PPG (photoplethysmography) measurements and heart rate data from your smartwatch to help you assess your current state. It provides tailored sound stimuli and tools to track your focus sessions. Before you begin studying or working, check your current rhythm and use the personalized sounds—curated based on your measurement results—to create your own ideal focus environment. 2. Key Features - Assess Your Current State Check your current rhythm using mobile PPG measurements (via your smartphone camera) or heart rate data from a compatible smartwatch. - Personalized Sound Stimuli Receive customized sounds designed to foster a focused environment, based on your measured biometrics and personal preferences. - Apple Watch Integration Monitor your heart rate and focus-related scores directly on your Apple Watch, and sync your measurement history with your iPhone. (Requires an Apple Watch paired with your iPhone and permission to access your health data.) - 14-Day Rhythm Challenge Build consistent focus habits by tracking your daily usage and observing changes over time. - Focus Session Logging Record your focus duration, the sounds used, and notes from before and after each session to identify your personal usage patterns. - Data-Driven Reports Gain insights into your usage frequency and the evolution of your focus routine through daily and weekly reports. 3. Recommended For - Users who want to check their current state before starting to study or work. - Students and individuals looking to establish a consistent focus routine. - Users who want to manage their progress using a smartwatch and mobile device. - Users who want to discover the perfect focus-enhancing sounds for their needs. 4. How to Use - Check your current rhythm using mobile PPG or your smartwatch. - Select a focus sound based on your measurement results and personal settings. - Begin a focus session and keep a record of your usage. - Track your progress through daily and weekly logs, as well as a 14-day challenge. 5. Important Usage Information The biometric data and analysis results provided by SIG-NAPSE are intended for general wellness and self-care purposes only. This app is not a medical device and is not designed for the diagnosis, treatment, management, or prevention of any disease or medical condition. Measurement results should not be used for medical decision-making or in emergency situations. If you have health concerns or require medical advice, diagnosis, or treatment, please consult with a qualified healthcare professional, such as a physician. Integration with smartwatches and the availability of certain features may vary depending on your device, operating system, permission settings, and network environment.
What’s new
Version 1.0.14 · Updated November 2, 2026
1. Added a feature that allows users to listen to audio tracks together. 2. Enhanced the design by adding pink and teal modes, alongside the existing dark and light modes. 3. Implemented UI/UX for detailed analysis.
App privacy
The developer, Daechang Kim, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Health & Fitness: Health
- Contact Info: Email Address, Name
- Identifiers: User ID, Device ID
- Usage Data: Product Interaction
Used for: Product Personalization, App Functionality
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Diagnostics: Other Diagnostic Data
Used for: Analytics
Alternatives to SIG NAPSE
Looking for apps like SIG NAPSE? Here are 6 similar apps on the App Store. The highest rated is KT 패밀리박스 (4.8/5), and all 6 are free to download.
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| SIG NAPSE | – | Free | November 2, 2026 | |
| taVNS - 임상시험 | – | Free | Sep 30, 2025 | Compare |
| 순복음교회 | 4.5 / 5 (4) | Free | Jul 1, 2026 | Compare |
| SodaGift – Earn, Save, Gift | 4.4 / 5 (251) | Free | Jul 15, 2026 | Compare |
| 서울온 | 1.0 / 5 (7) | Free | Sep 22, 2026 | Compare |
| Y박스 | 4.5 / 5 (62) | Free | May 28, 2026 | Compare |
| KT 패밀리박스 | 4.8 / 5 (85) | Free | Aug 4, 2026 | Compare |
Compare SIG NAPSE with the top alternatives: ratings, updates, ASO score and keyword gaps →