Tuning: HRV Tracker & Recovery
Heart Rate Variability Coach
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Track HRV, recovery and stress from Apple Watch — train smarter, sleep deeper, feel better every morning.
Know your stress before it knows you.
Tuning reads your Heart Rate Variability (HRV) — the most reliable signal of your nervous system — and turns it into a daily Recovery and Energy score, so you can train smarter, sleep deeper, and stay calm under pressure.
Built for iPhone and Apple Watch, Tuning transforms complex biometric signals into simple, actionable insights that help you stay balanced through work, travel, training, and everyday life.
WHY TUNING
• Spot stress before you feel it
• Wake up to a personalized Readiness score
• Know exactly when to push and when to rest
• Improve sleep, focus, and recovery with daily guidance
• Privacy-first — all biometric processing happens on device
KEY FEATURES
• HRV-based stress and recovery monitoring
• Daily nervous system resilience tracking
• Guided breathing and recovery sessions
• Personalized recovery and energy insights
• Apple Watch integration with hands-free sync
• Calm, minimal wellness dashboard
• On-device processing — your data never leaves your phone
WHO IT'S FOR
Athletes optimizing recovery. Knowledge workers fighting burnout. Travelers managing jet lag. Anyone who wants to reconnect with their internal rhythm.
Tuning is not a medical device and does not provide diagnosis or treatment. All insights are intended for wellness and self-awareness purposes only.
Find your balance again.
Privacy Policy:
https://www.notion.so/Privacy-Policy-35356eabf14680bcb2cde014fdf82754
Terms of Use (EULA):
https://www.notion.so/Terms-of-Use-35356eabf146806ba831f3001c18a01d
Apple Standard EULA:
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
What's New in This Version
1. Added Sign in with Apple for secure and convenient account access.
2. Added support for App Store ratings and reviews.
The developer, 发亮 刘, 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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 发亮 刘
- Size
- 5.5 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 16.6 or later.
- iPhone
Requires iOS 16.6 or later. - iPad
Requires iPadOS 16.6 or later. - Mac
Requires macOS 13.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple Watch
Requires watchOS 11.5 or later.
- iPhone
- Languages
- English and Simplified Chinese
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Vagus Pro $4.99
- Vagus Pro $29.99
- Copyright
- © MsconfigChat
