# CIH vs KNETIC RX

The clearest difference is update cadence: CIH at every 3 weeks against KNETIC RX's every 11 months. KNETIC RX's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

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

CIH ships an update every 3 weeks, KNETIC RX every 11 months. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CIH | KNETIC RX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/knetic-rx/id6738917140/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 11 months |
| Monetization | — | Free |
| Size | 49 MB | 54 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Emily Sudduth](https://appshunter.io/developer/1721274803) | [KNETRICRX LLC](https://appshunter.io/developer/1782892992) |

## What reviewers say

### CIH

[App page](https://appshunter.io/ios/app/cih/id6478407527)

**In-app purchases:** none


### KNETIC RX

[App page](https://appshunter.io/ios/app/knetic-rx/id6738917140)

Log your fitness activities from any location. View past workouts, check scheduled sessions, and book appointments directly within the application. This tool aims to streamline your fitness tracking experience.

**Highlights:** Log workouts from anywhere, View logged workout history, See upcoming scheduled workouts, Book appointments within the app

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CIH free?

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

### Is KNETIC RX free?

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

### Do CIH or KNETIC RX have ads?

Neither CIH nor KNETIC RX shows ads.

### Which is updated more often, CIH or KNETIC RX?

CIH ships an update every 3 weeks, and KNETIC RX every 11 months. Most recently, CIH was updated on October 2, 2026 and KNETIC RX on October 5, 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.*