Best Project Serotonin Apps

250+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated October 2026

If you already know Project Serotonin, this is the deeper bench. 250+ project serotonin apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Project Serotonin Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Project SerotoninProject SerotoninFree4.2★ (10)NoNoOct 2026
2Rythm HealthRythm HealthFree4.6★ (40)NoNoOct 2026
3AHEALTH: Get Healthy Get PaidAHEALTH: Get Healthy Get PaidFree4.7★ (37K)YesYesNov 2026
4FullscriptFullscriptFree4.9★ (122K)NoNoNov 2026
5Function HealthFunction HealthFree4.9★ (25K)NoNoNov 2026
6Hunter Williams HealthHunter Williams HealthFree5.0★ (9)NoNoOct 2026
7Longeva: Longevity CoachLongeva: Longevity CoachFree4.5★ (11)NoYesOct 2026
8On/GoOn/GoFree4.8★ (52K)NoNoNov 2026

Top Picks for Project Serotonin

Project Serotonin#1

Project Serotonin by Serotonin Inc

Peak Health with Precision
Editor's Choice
💪 Health & Fitness
4.2(10 ratings)
Free
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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.

Rythm Health#2

Rythm Health by Rythm Health, Inc.

The World’s Easiest Blood Test
Strong Contender
💪 Health & Fitness
4.6(40 ratings)
Free
#50in Health & Fitness
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Take control of your health with at-home blood testing. This platform offers painless sample collection, advanced lab analysis, personalized insights, and an AI coach to help you understand your body's changes over time. Track key biomarkers for heart health, hormones, thyroid, and more.

AHEALTH: Get Healthy Get Paid#3

AHEALTH: Get Healthy Get Paid by Gravity Labs Co., Ltd.

Sleep, Step Tracker & Reward
Worth Considering
💪 Health & Fitness
4.7😞(37K ratings)
FreeAdsIn-App Purchases
#10in Health & Fitness
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Earn rewards for walking and playing games. Track your steps, get paid for your activity, and use points for gift cards. Features include health diagnostics and a diet log to support your well-being.

What We Love

  • 🚀 Easy to earn points
  • 👍 Motivates users to walk more
  • 🤑 Opportunity to earn gift cards

Room to Improve

  • 🐛 Inconsistent step tracking
  • 🕰️ Slow to earn enough points for rewards
  • 💤 Lack of customer support
  • 🚫 Unreliable gift card delivery
  • 🤖 Excessive advertisements

More Project Serotonin apps to explore

FAQ about Project Serotonin

What are the best project serotonin apps for iPhone?
Project Serotonin tops our project serotonin apps ranking as of October 2026, with a 4.2-star average from 10 App Store ratings, and it's free to download.
Yes — 20 of the top project serotonin apps we rank are free to download, including Project Serotonin and Rythm Health.
Project Serotonin has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ project serotonin apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.