Correlate - Health Insights
Insights from Apple Health.
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Your body is a complex system. Correlate reads your Apple Health data and reveals the hidden cause-and-effect patterns—100% on-device, no accounts needed.
Your body is a complex system. It's time to see how everything connects.
Correlate is a powerful data visualization tool designed for the Quantified Self. By reading directly from Apple Health (HealthKit), Correlate goes beyond simple step counting to reveal the hidden cause-and-effect relationships in your physiology.
No accounts. No cloud uploads. Just pure, local insights.
◈ KEY FEATURES
◉ Discover Correlations
Does caffeine affect your sleep latency? Does running improve your HRV the next day?
Auto-Discovery: Correlate automatically scans your data to find significant positive or negative correlations (Pearson r).
Visualize Trends: See how two different metrics interact over time with dual-axis charts.
◉ Deep Dive Statistics
For those who need more than just "averages."
Get professional-grade metrics: Standard Deviation, Median, Variability (CV), and Range.
Identify outliers and long-term baselines.
◉ Smart Dashboard
Health Score: An aggregate metric to gauge your daily readiness.
Predictive Insights: Based on your historical data, see how changes in activity might impact tomorrow's recovery.
Trend Alerts: Get notified when metrics like Resting Heart Rate deviate significantly from your norm.
◈ PRIVACY FIRST
Your health data is sensitive. Correlate operates with a strict "Local-First" philosophy. All calculations happen directly on your iPhone. We do not track you, and we do not sell your data.
Requires an iPhone with Apple Health data.
• Change Point Detection: spot when your habits or biometrics shift, backed by academic research
• Health Score Narrative: a personalized daily readout of how your body is trending
• Weekly Wrap-Up: a shareable story of your week's standout patterns and wins
• New Discover tab: a feed of correlations, trend changes, and anomalies
• Quiz onboarding to tailor insights to the metrics you care most about
• Streaks for daily check-ins
• Smoother haptics and transitions throughout
Thanks for using Correlate!
The developer, INJAY, 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
- David Tseng
- Size
- 20.2 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 18 or later.
- iPhone
Requires iOS 18 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.0 or later.
- iPhone
- Languages
- English
- Age Rating
9+
- 9+
- Contains
Health or Wellness Topics
- Copyright
- © David YC Tseng
