# Mood Tracker · MoodQuad — Daily Check-In & Mood Forecast > Biometric-driven daily mood tracker and emotional forecaster. (iPhone/iPad app by Bruce Nadro.) - Source: https://appshunter.io/ios/app/mood-tracker-moodquad/id6757625815 (this page in markdown: same URL + `.md`) - Developer: [Bruce Nadro](https://appshunter.io/developer/1860150000) - Category: Medical, Education - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 17+ - Requires: iOS 17.6 · 11 MB - Languages: American English - Released: 2026-07-04 - Data updated: 2026-09-05 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/mood-tracker-moodquad/id6757625815/reviews.md ## What is Mood Tracker · MoodQuad? Your mood is more predictable than you think. MoodQuad is a daily mood tracker that reads your biometric data from Apple Health - heart rate variability (HRV), resting heart rate, respiratory rate, sleep, and workouts - and builds a personalized emotional forecast based on your patterns. One tap per day. That's your only job. MoodQuad does the rest. THE MOOD FORECAST After 2 weeks of daily check-ins, MoodQuad predicts how you'll feel tomorrow based on how your body actually performed overnight. Not a generic wellness score. Your data. Your patterns. Your forecast. Works with Apple Watch and Whoop via Apple Health. Choose your preferred data source in Settings. HOW IT WORKS Log your mood in one tap using the Circumplex Model - a scientifically validated framework that maps emotion across two axes instead of a single good-to-bad scale MoodQuad reads your overnight HRV, resting heart rate, respiratory rate, and sleep from Apple Health automatically Your Mood Map reveals patterns - what consistently lifts you up and what drags you down The Prediction Ghost Dot shows where your mood is heading before it arrives Tag activities to build a mood timeline connecting how you feel to what you were doing WHAT MOODQUAD READS FROM APPLE HEALTH Heart Rate Resting Heart Rate Heart Rate Variability (HRV) Respiratory Rate Sleep Analysis Workouts Compatible with Apple Watch and Whoop. MoodQuad never writes to Apple Health and never transmits your data off your device. Everything stays on your iPhone. Always. KEY FEATURES Mood Forecast - 24-hour emotional prediction based on your biometric patterns Mood Map - visualize your emotional state on the scientifically validated Circumplex Model Prediction Ghost Dot - see where your mood is trending before it arrives Mood Timeline - emotional history correlated to activities Apple Watch and Whoop support via Apple Health Activity tagging - connect mood to what you were doing Insights - discover your personal emotional patterns over time Complete data privacy - read-only from Apple Health, nothing transmitted off device WHO MOODQUAD IS FOR Anyone who wants to understand their emotional patterns, not just track them Apple Watch and Whoop users who want emotional context for their biometric data People who have tried mood journals and found them too time-consuming Anyone navigating stress, anxiety, or emotional unpredictability who wants data-backed self-awareness Therapists and coaches who want objective mood data between sessions PRIVACY MoodQuad is built on a simple principle: your mental health data belongs to you. Read-only access to Apple Health - we never write to your health data Zero data transmission - nothing leaves your device No account required No third-party data sharing MOODQUAD PREMIUM Free to download. Try MoodQuad Premium free for 7 days. $4.99 per month $39.99 per year $69.99 lifetime access - early believer rate Premium unlocks the Mood Forecast, advanced insights, and full pattern analysis. Your heart predicts your mood. Now you can see it coming. Free to download. Try the Mood Forecast free for 7 days. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Mood forecast based on biometric data - Mood visualization on Circumplex Model - Prediction Ghost Dot for mood trends - Mood timeline correlated to activities - Apple Watch and Whoop support - Activity tagging - Data privacy: read-only from Apple Health ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | MoodQuad Premium (Annual) | $39.99 | per year | | MoodQuad Premium (Monthly) | $4.99 | per month | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | MoodQuad Premium (Lifetime) | $69.99 | one-time | ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/mood-tracker-moodquad/id6757625815/reviews.md ### 5/5 — Intuitive to use *2026-08-05* Loving the app for tracking my mood against my exercise routines. Can’t wait for more features :) ## Frequently asked questions about Mood Tracker · MoodQuad ### What is MoodQuad's main function? MoodQuad is a daily mood tracker that uses your biometric data from Apple Health, such as heart rate variability and sleep, to predict how you'll feel 24 hours in advance. It also helps you visualize your emotional patterns and correlate them with your activities. ### How does MoodQuad use my biometric data? MoodQuad reads data like heart rate variability, resting heart rate, respiratory rate, sleep, and workouts from Apple Health. It then analyzes these patterns to build a personalized emotional forecast and identify your unique mood triggers. ### Does MoodQuad write data to Apple Health? No, MoodQuad operates on a read-only basis with Apple Health. It never writes any data back to your health records, ensuring your health data remains solely yours. ### Is MoodQuad available on Android? Based on the provided data, MoodQuad is currently only supported on iPhones, as it relies on integration with Apple Health. ### What are the subscription options for MoodQuad Premium? MoodQuad Premium offers a 7-day free trial and is available via a monthly subscription for $4.99, an annual subscription for $39.99, or a lifetime access option for $69.99. ### How does MoodQuad ensure data privacy? MoodQuad prioritizes data privacy by only accessing Apple Health data in a read-only mode, never transmitting any data off your device, and not requiring an account or sharing data with third parties. ### How often is MoodQuad updated? The latest version of MoodQuad is 3.2, and it was last updated on August 29, 2026. This indicates a relatively frequent update schedule for the application. ### What is the age rating for MoodQuad? MoodQuad has an age rating of 17+, suggesting it contains content or features that may not be suitable for younger users. ## Version history (last 3 releases) ### 3.2 — 2026-08-29 Welcome to Mood Tracker · MoodQuad. If you're new here — MoodQuad predicts your mood 24 hours in advance using your HRV, resting heart rate, sleep, and respiratory rate from Apple Health. One tap per day. Your Apple Watch or Whoop does the rest. This update brings performance improvements and stability fixes to make your daily mood tracking experience faster and more reliable. New to MoodQuad? Here's where to start: → Connect your Apple Watch or Whoop in Settings → Data Source → Log your first mood check-in on the Track screen → Check back daily — the Mood Forecast unlocks after 2 weeks of data Questions or feedback? We read every review and respond to every message. Your heart predicts your mood. Now you can see it coming. ### 3.1 — 2026-07-26 A dedicated privacy URL. ### 2.5 — 2026-07-04 No release notes. ## More apps by Bruce Nadro - [Mental Health Guide](https://appshunter.io/ios/app/mental-health-guide/id6758245315) - [Mind Relief: Service & Recover](https://appshunter.io/ios/app/mind-relief-service-and-recover/id6759178814) - [Treatment Finder: Depression](https://appshunter.io/ios/app/treatment-finder-depression/id6759846067) All apps by Bruce Nadro: https://appshunter.io/developer/1860150000 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*