# Kin | Performance Intelligence vs RYZN

The clearest difference is in-app purchases: Kin | Performance Intelligence at none against RYZN's 2. RYZN's advantage is update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. RYZN sells 2 in-app purchases, starting at $9.99 per month. Kin | Performance Intelligence asks for nothing beyond the download.

Kin | Performance Intelligence ships an update fortnightly, RYZN every 3 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Kin | Performance Intelligence | RYZN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/ryzn/id6761982333/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 55 MB | 64 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Kin Wellness AB](https://appshunter.io/developer/1845785387) | [Jack Steelberg](https://appshunter.io/developer/1892291391) |

## What reviewers say

### Kin | Performance Intelligence

[App page](https://appshunter.io/ios/app/kin-performance-intelligence/id6753932157)

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

**In-app purchases:** none


### RYZN

[App page](https://appshunter.io/ios/app/ryzn/id6761982333)

This fitness app helps lifters track workouts and meals with advanced features like AI-powered meal identification and machine recognition. It offers real-time heart rate monitoring, set tracking from your Apple Watch, and detailed muscle group analysis. Designed for intentional eating and focused training, it provides workout summaries and data privacy.

**Highlights:** AI meal identification from photos, Exercise machine recognition via camera, Apple Watch workout tracking, Live heart rate monitoring, Detailed muscle group analysis, Automatic set cascading, Workout summary sharing

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $79.99 | per year |


## Frequently asked questions

### Is Kin | Performance Intelligence free?

Kin | Performance Intelligence is free to download, with no in-app purchases.

### Is RYZN free?

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

### Do Kin | Performance Intelligence or RYZN have ads?

Neither Kin | Performance Intelligence nor RYZN shows ads.

### Which is updated more often, Kin | Performance Intelligence or RYZN?

Kin | Performance Intelligence ships an update fortnightly, and RYZN every 3 days. Most recently, Kin | Performance Intelligence was updated on October 13, 2026 and RYZN on October 7, 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.*