Oregon Longevity Project vs Zest
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Oregon Longevity Project
This program offers a medical assessment and treatment plan focused on enhancing healthspan and lifespan. It utilizes evidence-based longevity science, including epigenetic testing, to create personalized metabolic, dietary, pharmaceutical, and movement protocols. The goal is to help individuals live longer with greater vitality by addressing the diseases of aging.
- Comprehensive medical assessment
- Epigenetic clock testing
- Cardiovascular health analysis
- Metabolomic testing
- Hormone testing
- Genetic and cognitive risk assessment
- Movement and fitness evaluation
- Personalized disease prevention plan
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The Oregon Longevity Project (OLP) is our membership-only medical assessment and treatment program dedicated to enhanced healthspan and lifespan. We apply the evidence-based science of longevity to help you defeat the diseases of aging. Our doctors are experts in both the clinical efficacy and the safety of anti-aging medicine. Our protocols are designed to turn back your epigenetic clock through evidence-driven metabolic, dietary, pharmaceutical, and movement-based protocols. Over 12 months, we guide you to enhanced healthspan and lifespan, helping you live longer with greater vitality. How it works: YOUR COMPREHENSIVE ASSESSMENT Your medical and family history, along with research-level testing in 6 key areas and comprehensive epigenetic testing, we take a deep dive into your metabolomic phenotype to discover your cellular age and design your program to enhance longevity. • Epigenetic Clock Testing Biologic age determination through a deep-look at gene methylation and the expression of your longevity phenotype. • Cardiovascular Health Because you are only as old as your blood vessels, our partner Cleveland HeartLab provides a deep look with Nuclear Magnetic Resonance Lipids, ApoB, Lp(a), TG, hs-CRP-hs, Ox-LDL, MPO. CT-derived Coronary Artery Calcium score provides a non-invasive look at the age of your arteries. • Metabolomics Behind the scenes metabolomics with Cystatin-C, Microalbumin, GFR, Galectin-3, HgA1c, insulin, GlycoMark, uric acid, vitamin D3, Comprehensive Metabolic Panel, uric acid and more. • Hormone Testing Men’s Health/Women’s Health: Free & Total Testosterone, Estradiol, DHEA-S and more. • Genetic, Neurological, and Dementia Risk Testing ApoE genotype, Montreal Cognitive Assessment, and QOL-36 testing give us insight into your neurological, cognitive and social health. • Movement, Stability, Strength and Exercise Capacities Testing Welcome to our fitness associates. Our fitness experts measure and understand your strengths and weaknesses and establish your physical fitness goals and prescription. We establish your baseline strength and stability, so we can tune your movement prescription to meet your fitness goals throughout the coming decades. YOUR UNIQUE DISEASE-PREVENTION PLAN Customized specifically to your body's physiologic and metabolic needs, your program will help you focus on preventing and delaying the diseases of aging. We assess your current diet, exercise and medications and compare them to healthier alternatives, and report our findings so that your health care is synchronized with your unique phenotype. YOUR ANTI-AGING COCKTAIL & NUTRACEUTICAL PLAN We'll create your own unique Oregon Longevity Project exercise, sleep, dietary, nutraceutical and pharmaceutical plan to help you achieve healthy longevity. OUR ONGOING SUPPORT & RE-ASSESSMENTS Your evidence-driven team will be with you the whole way giving guidance and periodic assessments and fine-tuning to help you meet your goals. We’ll perform reassessments to measure your success in turning back your biologic clock. As part of our program, our free app allows you to: • Set and monitor personal health goals together with your practitioner. • Track food choices, exercise, sleep quality, stress-reducing activities, nutritional supplements, moods, pain, and more. • Access lifestyle plans and educational information, including the nutritional value of foods, meal plans, recipes, and videos. • Nutritional supplement scheduling – so you know what to take and when to take it. • Electronic journal for keeping track of key health changes or reflections. • You can use Apple Health App to import your steps, sleep, blood pressure and other data from your favorite health and fitness tracking devices right into the app. I addition, the app gives you a direct connection to your practitioner, who can monitor your progress in real-time and give the ongoing support you need to get healthier and feel better.
Zest
Discover your body's internal age and receive personalized insights to slow your aging rate. This app uses at-home tests and machine learning to analyze health metrics like cardiovascular fitness and cognitive function, providing tailored recommendations for improvement.
- Measure Functional Age
- At-home health testing
- Personalized health insights
- Machine learning analysis
- Tailored recommendations
- Track aging metrics
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Ever wondered how old your body actually is on the INSIDE? Discover your Functional Age with Zest. For the first time in history, we have the tools to address aging at its core, and the science to help you to slow your rate of aging. A big part of this is tracking your body’s age on the inside and working to improve your metrics – which is where Zest comes in. Our app and simple at-home test dive deeply into your health, measuring everything from cardiovascular fitness, metabolic health, cognitive function and hormonal health. We use cutting-edge machine learning technology to analyze this data and give you an incredibly accurate measure of your Functional Age (your body’s age on the inside) which you can track and improve over time. Unlike chronological age, which simply counts years, functional age takes a holistic approach and looks at all of your body systems. How it works: 1. Unbox your at-home test: A simple finger prick and a few quick questions to get started. 2. Mail it back: We'll analyze your blood and digital biomarkers to reveal your Functional Age. 3. Results in-App: Dive into personalized insights about your body's performance. 4. Optimize your health: Get tailored recommendations to keep improving your functional age over time. Zest was built by a team of medical doctors, longevity scientists and researchers, and backed up by 100+ clinical trials. We are constantly updating and evaluating our recommendations to ensure we are consistent with the latest research. Are you ready to feel younger for longer? Let's redefine aging together. This product is not intended for diagnostic or treatment purposes and does not constitute healthcare advice. It is designed for healthy individuals to better understand their bodies and avoid future diseases. If you are concerned about any of your results in this app please contact your healthcare provider.
Screenshots
Verdict
The clearest difference is iOS requirement: Oregon Longevity Project at 12.0 against Zest's 16. On price, rating, ratings volume and update cadence 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.
On the App Store both sit at effectively the same score — 5.0 for Oregon Longevity Project against 5.0 for Zest. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Oregon Longevity Project ships an update every 5 weeks, Zest every 3 weeks. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.
| Parameter | Oregon Longevity Project | Zest |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 16 |
| Further details — not scored | ||
| Size | 49 MB | 23 MB |
| Age rating | 17+ | 17+ |
| Developer | MB 360, LLC | Zest Longevity LTD |
Customer experience
Oregon Longevity Project
Zest
In-app purchases
Oregon Longevity Project
No in-app purchases
Zest
No in-app purchases
Questions
Is Oregon Longevity Project free?
Is Zest free?
Which has better reviews, Oregon Longevity Project or Zest?
Do Oregon Longevity Project or Zest have ads?
Which is updated more often, Oregon Longevity Project or Zest?
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