# Don't Die vs Zest

The clearest difference is ratings volume: Don't Die at 680 against Zest's 1. Don't Die also leads on update cadence (weekly vs every 3 weeks). Zest's advantage is monetization model (free vs ad-supported). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zest holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Don't Die has 680 ratings behind it against 1, so its average is the more settled of the two.

Don't Die ships an update weekly, Zest every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Don't Die | Zest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (680 ratings)](https://appshunter.io/ios/app/dont-die-bryan-johnson/id6479563760/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zest-longevity/id6639614937/reviews)** |
| Number of ratings | **680** | 1 |
| Positive reviews | 70.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 53 MB | 23 MB |
| Requires iOS | 16.0 | 16 |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Blueprint Bryan Johnson](https://appshunter.io/developer/1736333773) | [Zest Longevity LTD](https://appshunter.io/developer/1657646407) |

## What reviewers say

### Don't Die

[App page](https://appshunter.io/ios/app/dont-die-bryan-johnson/id6479563760)

This app fosters a supportive community for sharing health journeys and achievements. It helps users improve their longevity score through habit mastery, local event connections, and friendly competition. Integrate wearables for automatic score calculation and progress tracking.

**Highlights:** Share health achievements with community, Connect with local communities and events, Improve health habits and Don't Die Score, Compete with friends and family on scores, Measure progress with wearable integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Amazing community
- 🚀 Great app interface
- 💡 Interesting concept and mission
- 👍 Engaging social experience
- 👍 Seamless integration with health tracking

**What reviewers complain about**

- 🐛 Technical issues (glitches, freezing, crashes)
- 🐛 Poor UX for certain features (e.g., replying to comments)
- 🔒 Privacy concerns around data sharing
- 🔧 Needs more polish and refinement

**Reported bugs**

- Difficulty verifying phone number
- Issues with updating fitness levels and leaderboard
- Compatibility problems on smaller devices

**Requested features**

- Option to use the app without linking personal data
- Improved stability and performance
- Enhanced leaderboard and fitness tracking features


### 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 Don't Die free?

Don't Die 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, Don't Die or Zest?

Zest is rated higher. Don't Die averages 4.8 out of 5 from 680 ratings, while Zest averages 5.0 from 1 ratings.

### Do Don't Die or Zest have ads?

Neither Don't Die nor Zest shows ads.

### Which is updated more often, Don't Die or Zest?

Don't Die ships an update weekly, and Zest every 3 weeks. Most recently, Don't Die was updated on November 4, 2026 and Zest on October 30, 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.*