186+ iOS apps curated and reviewed
Out of 186+ health study apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.2★ (1.5K) | No | No | Jul 2026 |
| 2 |  | Free | 4.0★ (3) | No | No | May 2026 |
| 3 |  | Free | 5.0★ (1) | No | No | May 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | Free | 4.5★ (6.8K) | No | Yes | Jul 2026 |
| 6 |  | Free | 4.8★ (6.8K) | No | Yes | Jul 2026 |
| 7 |  | Free | 4.9★ (121K) | Yes | Yes | Jul 2026 |
| 8 |  | Free | 5.0★ (6) | No | No | Jul 2026 |
Contribute to groundbreaking health research by participating in studies using your Apple Watch and iPhone. Gain insights into your health and help advance medical science and Apple's health technologies. Choose which data to share and manage your contributions.
This app helps individuals assess their heart health by analyzing personal health data from their iPhone's Health app. It generates a comprehensive heart disease risk report, including scores, risk factors, and lifestyle recommendations, which can be shared with a doctor. The study aims to understand how digital access to health data can empower individuals in managing their cardiovascular well-being.
This research app collects data for a Harvard study on vaping and health. It allows remote participation through health and wellbeing surveys and provides a dashboard to track participant progress. Interested individuals can contact the study organizers for more information.
This app helps users improve concentration and reduce procrastination with custom timers and progress tracking. It offers motivational features, community study rooms, and detailed statistics to help achieve productivity goals.
This app helps you build healthier eating habits by providing science-backed nutrition insights. It uses AI to score your meals based on processing risk and nutritional quality, offering guidance to improve energy, mood, and gut health.
This app offers biblically inspired meditations, bedtime stories, and audio guides to deepen your faith and find peace. It provides a vast library of content on various themes, allowing for personalized devotional practices and improved sleep.
Participate in digital health studies to help researchers understand disease causes. Activities include watching videos, answering questions, and syncing wearable device data. All studies are approved by a human subjects protection program.
This app uses AI to detect and record snoring, sleep talking, and screaming. It offers personalized alarms, sleep cycle tracking, and detailed analytics to help you understand and improve your sleep quality. It can also mask snoring sounds to avoid disturbing your partner.
This app allows research study participants to complete surveys and play games to contribute data for health and medicine research. Users must have an existing account from their study sponsor to participate.
Take control of your health with comprehensive lab testing, personalized protocols, and AI-powered insights. Understand your body's data, track changes over time, and make informed decisions for long-term wellness. Connect wearables and upload records for a complete health picture.
Track your heart rate in real-time with visual charts. Log daily health check-ins, habits, blood pressure, and blood sugar. Develop healthier routines and monitor your activity.
Measure your heart rate and stress levels accurately using your phone's camera. Track trends, view pulse waveforms, and utilize a StandUp test for fitness insights. Integrates with Apple Health.
This app helps you regain control of your digital life by limiting app usage, blocking distractions, and improving focus. It provides tools and insights to reduce screen time, boost productivity, and enhance well-being.
Record, measure, and track your snoring to understand its causes and discover effective reduction methods. Analyze sleep patterns, test remedies, and gain insights into your breathing for better sleep health.
