# Check Biological Age vs Biometryx

The clearest difference is in-app purchases: Check Biological Age at none against Biometryx's 2. Check Biological Age also leads on update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Biometryx sells 2 in-app purchases, starting at $12.99 per month. Check Biological Age asks for nothing beyond the download.

Check Biological Age ships an update every 4 days, Biometryx every 3 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Check Biological Age | Biometryx |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/check-biological-age/id6758263931/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 5 MB | 79 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Dor Porat](https://appshunter.io/developer/1871847030) | [Stoyan Grozdanov](https://appshunter.io/developer/1882375329) |

## What reviewers say

### Check Biological Age

[App page](https://appshunter.io/ios/app/check-biological-age/id6758263931)

Discover your body's aging rate and receive a personalized daily plan to improve it. Features include AI coaching, face and skin analysis, and integration with Apple Health for advanced tracking. Focuses on privacy with on-device processing and no data selling.

**Highlights:** Biological age assessment, Personalized daily longevity plan, Apple Health integration, AI longevity coach, AI face and skin age scans, Progress tracking, On-device data processing

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

**In-app purchases:** none


### Biometryx

[App page](https://appshunter.io/ios/app/biometryx/id6760023183)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biometryx Pro Monthly | $12.99 | per month |
| Biometryx Pro Annual | $99.00 | per year |


## Frequently asked questions

### Is Check Biological Age free?

Check Biological Age is free to download, with no in-app purchases.

### Is Biometryx free?

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

### Do Check Biological Age or Biometryx have ads?

Neither Check Biological Age nor Biometryx shows ads.

### Which is updated more often, Check Biological Age or Biometryx?

Check Biological Age ships an update every 4 days, and Biometryx every 3 weeks. Most recently, Check Biological Age was updated on October 31, 2026 and Biometryx on October 31, 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.*