Project Serotonin vs Serotonin Coach
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Project Serotonin
This platform offers personalized health protocols based on your biomarkers, genetics, and lifestyle. It helps optimize foundational health, reduce disease risk, and improve longevity through targeted recommendations for diet, sleep, exercise, and supplementation.
- Personalized health protocols
- Supplement tracking and scanning
- Diet, fasting, and lifestyle logging
- Biomarker tracking and lab ordering
- Wearable device integration
- Expert care concierge support
- Community motivation features
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Project Serotonin A precision health platform for peak performance, longevity, and healthspan Project Serotonin delivers evidence-informed, targeted protocols across supplementation, diet, fasting, sleep, exercise, and lifestyle—designed to optimize foundational health, reduce disease risk, achieve peak performance, and improve biological age over time. Our programs are built using your blood biomarkers, genetics, health history, and lifestyle data, enabling hyper-personalized recommendations that evolve as your needs change. Track progress daily and longitudinally, measure adherence, and make informed decisions backed by science. What Members Can Do in the App: Build & Manage Your Profile - Create and manage your personal health profile - Manage your program membership seamlessly Precision Supplementation - Track daily supplement usage and adherence - Scan any supplement to check if it’s the right fit for you - Add prescription medications (Rx) to check for potential supplement interactions - Reorder your personalized supplements anytime, as needed Track Diet, Fasting & Lifestyle - Log daily fasting windows, diet check-ins, and lifestyle habits - Monitor consistency and trends over time Labs & Biomarkers - Order at-home lab tests directly through the app - Review results with clear biomarker summaries and insights - Track key health markers and improvements longitudinally Health, Activity & Wearables - View health, activity, and lifestyle markers in one place - Connect wearable devices to sync sleep, activity, heart rate, HRV, and more Expert Support - Message your Care Concierge team - including health coaches and scientists for guidance, clarification, and ongoing support throughout your journey - Receive in-app guidance, education, and nudges to stay on track Social & Community - Connect with friends and family through your personal BlueZone to stay motivated and accountable Designed for Long-Term Health Project Serotonin is built around the idea that health is dynamic and cumulative. Small, consistent actions, tracked daily, lead to meaningful improvements over time. This app is designed to support prevention, optimization, and longevity through measurable, personalized care. Note: Project Serotonin does not provide medical diagnosis or treatment. Always consult your physician for medical decisions.
Serotonin Coach
This app helps you achieve your health and fitness goals by tracking workouts and meals, measuring progress, and connecting you with your personal coach. It offers personalized training plans, nutrition management, and real-time messaging with your coach.
- Workout tracking
- Meal management
- Progress monitoring
- Personalized training plans
- Real-time coach messaging
- Body measurement tracking
- Wearable device integration
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With the Serotonin Coach App, you can start tracking your workouts and meals, measuring results, and achieving your health goals, all with the help of your personal coach. - Access training plans and track workouts - Schedule workouts and stay committed by beating your personal bests - Track progress towards your goals - Manage your nutrition intake as prescribed by your coach - Set health and fitness goals - Message your coach in real-time - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect to wearable devices like Apple Watch (synced to Health app), Fitbit and Withings to sync body stats instantly Download the app today!
Screenshots
Verdict
The clearest difference is review sentiment: Serotonin Coach at 100% against Project Serotonin's 50%. Serotonin Coach also leads on rating (4.9 vs 4.2) and device support (4 vs 2). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Serotonin Coach holds the better App Store score, 4.9 against 4.2. Both are backed by a comparable volume of ratings — 10 and 10 respectively. Written reviews point the same way: 50% of Project Serotonin's written reviews are positive against 100% of Serotonin Coach's.
Project Serotonin ships an update every 3 weeks, Serotonin Coach every 6 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Project Serotonin | Serotonin Coach |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (10 ratings) | 4.9 (10 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 10 | 10 |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 15.6 | 15.5 — better |
| Further details — not scored | ||
| Size | 177 MB | 167 MB |
| Age rating | 4+ | 4+ |
| Developer | Serotonin Inc | Serotonin Enterprises LLC |
Customer experience
Project Serotonin
Serotonin Coach
In-app purchases
Project Serotonin
No in-app purchases
Serotonin Coach
No in-app purchases
Questions
Is Project Serotonin free?
Is Serotonin Coach free?
Which has better reviews, Project Serotonin or Serotonin Coach?
Do Project Serotonin or Serotonin Coach have ads?
Which is updated more often, Project Serotonin or Serotonin Coach?
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