# Longevity App vs 121 Health

The clearest difference is in-app purchases: Longevity App at none against 121 Health's 2. Longevity App also leads on device support (4 vs 1) and iOS requirement (15.1 vs 17.0). 121 Health's advantage is update cadence (every 3 days vs every 6 weeks). On price and ads there is nothing between them.

Both are free to download. 121 Health sells 2 in-app purchases, starting at $10.00 per month. Longevity App asks for nothing beyond the download.

Longevity App ships an update every 6 weeks, 121 Health every 3 days. The most recent releases landed on October 30, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Longevity App | 121 Health |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (73 ratings)](https://appshunter.io/ios/app/121-health/id6476523494/reviews)** |
| Number of ratings | — | **73** |
| Positive reviews | — | 90.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 176 MB | 131 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [The Longevity Path Inc.](https://appshunter.io/developer/1718128558) | [121Health LLC](https://appshunter.io/developer/1712903051) |

## What reviewers say

### Longevity App

[App page](https://appshunter.io/ios/app/longevity-app/id6472953365)

**Features:** Apple Wallet

**In-app purchases:** none


### 121 Health

[App page](https://appshunter.io/ios/app/121-health/id6476523494)

This platform analyzes your wearable data using AI to provide personalized longevity plans and health insights. It offers detailed biometric tracking, daily readiness scores, and weekly longevity scores based on extensive scientific research.

**Highlights:** Personalized longevity plans, 100+ longevity-based metrics, Real-time data computation, Daily sleep, activity, and readiness scores, Weekly longevity score, AI-powered biometric chat

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $10.00 | per month |
| Pro (Yearly) | $100.00 | per year |

**What reviewers like**

- 💡 Comprehensive health analysis
- 👍 Integrates multiple health data sources
- 🚀 Provides actionable recommendations
- ✨ Innovative longevity score
- 👍 User-friendly interface

**What reviewers complain about**

- 🐛 App crashes frequently
- ❓ Confusing interface
- ⚠️ Longevity score seems bugged
- 🛒 Analysis leads to product purchases
- 🤔 Suspiciously high number of 5-star reviews

**Reported bugs**

- Cannot log in after latest update
- App opens but cannot get past sign-in page
- Blank pages after update
- Sign-in loop after update
- App tends to crash

**Requested features**

- Add widgets for Home Screen
- More social features
- More journeys
- More chat features beyond text
- More insight into longevity score calculation


## Frequently asked questions

### Is Longevity App free?

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

### Is 121 Health free?

121 Health is free to download, with in-app purchases available.

### Do Longevity App or 121 Health have ads?

Neither Longevity App nor 121 Health shows ads.

### Which is updated more often, Longevity App or 121 Health?

Longevity App ships an update every 6 weeks, and 121 Health every 3 days. Most recently, Longevity App was updated on October 30, 2026 and 121 Health on October 19, 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.*