# Oregon Longevity Project vs Zest

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.

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.

## The numbers

| Metric | Oregon Longevity Project | Zest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/oregon-longevity-project/id1575395300/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/zest-longevity/id6639614937/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 49 MB | 23 MB |
| Requires iOS | **12.0** | 16 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [MB 360, LLC](https://appshunter.io/developer/1726635551) | [Zest Longevity LTD](https://appshunter.io/developer/1657646407) |

## What reviewers say

### Oregon Longevity Project

[App page](https://appshunter.io/ios/app/oregon-longevity-project/id1575395300)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


### Zest

[App page](https://appshunter.io/ios/app/zest-longevity/id6639614937)

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.

**Highlights:** Measure Functional Age, At-home health testing, Personalized health insights, Machine learning analysis, Tailored recommendations, Track aging metrics

**In-app purchases:** none


## Frequently asked questions

### Is Oregon Longevity Project free?

Oregon Longevity Project is free to download, with no in-app purchases.

### Is Zest free?

Zest is free to download, with no in-app purchases.

### Which has better reviews, Oregon Longevity Project or Zest?

Oregon Longevity Project and Zest are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Oregon Longevity Project or Zest have ads?

Neither Oregon Longevity Project nor Zest shows ads.

### Which is updated more often, Oregon Longevity Project or Zest?

Oregon Longevity Project ships an update every 5 weeks, and Zest every 3 weeks. Most recently, Oregon Longevity Project was updated on October 9, 2026 and Zest on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*