# Centaurus & Device Application vs CatDex

The clearest difference is price: Centaurus & Device Application at Free against CatDex's $0.99. Centaurus & Device Application also leads on update cadence (every 8 days vs every 2 months) and iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

Centaurus & Device Application is free to download; CatDex costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Centaurus & Device Application ships an update every 8 days, CatDex every 2 months. The most recent releases landed on July 4, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Centaurus & Device Application | CatDex |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/centaurus-and-device-application/id6747068661/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Free | — |
| Size | 46 MB | 31 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [志强 古](https://appshunter.io/developer/1815214006) | [Brendan Pan](https://appshunter.io/developer/1895428119) |

## What reviewers say

### Centaurus & Device Application

[App page](https://appshunter.io/ios/app/centaurus-and-device-application/id6747068661)

This utility app pairs with a smart device to let you control its functions. You can view and change settings, and even upload custom wallpapers to sync with your device.

**Highlights:** Connect to smart device, View and modify function parameters, Switch wallpapers, Upload custom wallpapers, Sync with device

**Features:** macOS Compatibility

**In-app purchases:** none


### CatDex

[App page](https://appshunter.io/ios/app/catdex/id6763668527)

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

**In-app purchases:** none


## Frequently asked questions

### Is Centaurus & Device Application free?

Centaurus & Device Application is free to download, with no in-app purchases.

### Is CatDex free?

CatDex costs $0.99, with no in-app purchases.

### Do Centaurus & Device Application or CatDex have ads?

Neither Centaurus & Device Application nor CatDex shows ads.

### Which is updated more often, Centaurus & Device Application or CatDex?

Centaurus & Device Application ships an update every 8 days, and CatDex every 2 months. Most recently, Centaurus & Device Application was updated on July 4, 2026 and CatDex on September 21, 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.*