# LINK_O vs XOOX_C

The clearest difference is monetization model: LINK_O at ad-supported against XOOX_C's free with in-app purchases. LINK_O also leads on iOS requirement (15.1 vs 18.5). On price, update cadence, 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.

LINK_O ships an update every 8 days, XOOX_C fortnightly. The most recent releases landed on October 30, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | LINK_O | XOOX_C |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/xoox-c/id6758643762/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 56.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 67 MB | 57 MB |
| Requires iOS | **15.1** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [HIVIS.inc](https://appshunter.io/developer/1601345844) | [Xoox Co., Ltd.](https://appshunter.io/developer/1874156724) |

## What reviewers say

### LINK_O

[App page](https://appshunter.io/ios/app/link-o/id1601345842)

This app simplifies CrossFit box membership registration and class booking. It allows users to manage exercise records, track body composition, and discover local CrossFit events. Stay connected with your fitness community and streamline your gym experience.

**Highlights:** Quick CrossFit box registration, Instant class reservation, Exercise and WOD record management, Body composition tracking, Event discovery and participation

**Features:** macOS Compatibility

**In-app purchases:** none


### XOOX_C

[App page](https://appshunter.io/ios/app/xoox-c/id6758643762)

Analyze your pet's urine at home with a smart health kit and get AI-powered health consultations. Track key indicators, receive personalized advice 24/7, and monitor your pet's overall health through image analysis and record keeping.

**Highlights:** Pet urine health analysis, AI veterinary consultation, AI image health analysis, Health record management, Time-based health trend tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is LINK_O free?

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

### Is XOOX_C free?

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

### Do LINK_O or XOOX_C have ads?

Neither LINK_O nor XOOX_C shows ads.

### Which is updated more often, LINK_O or XOOX_C?

LINK_O ships an update every 8 days, and XOOX_C fortnightly. Most recently, LINK_O was updated on October 30, 2026 and XOOX_C on October 17, 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.*