# K vs VitOS Manager

The clearest difference is rating: K at 5.0 against VitOS Manager's 1.0. K also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (8.0 vs 12.0). On price, ratings volume, 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.

K holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

K ships an update every 3 weeks, VitOS Manager every 3 months. The most recent releases landed on October 28, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | K | VitOS Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/k-audio-i/id1228560758/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/vitos-manager/id1477587434/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 5 MB | 8 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [泳涛 周](https://appshunter.io/developer/713061925) | [thunderdata](https://appshunter.io/developer/1376404099) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-audio-i/id1228560758)

This app provides wireless control and management for a karaoke pre-amplifier audio processor. It offers a simplified interface for iPhone users, allowing for easy operation of audio settings.

**Highlights:** Wireless control, Audio processor management, Simplified interface, iPhone compatibility

**In-app purchases:** none


### VitOS Manager

[App page](https://appshunter.io/ios/app/vitos-manager/id1477587434)

This utility app helps manage a specialized operating system for audio servers. It allows for device discovery, software installation, network configuration, and music import from storage devices.

**Highlights:** Discover Rhein Z1 devices, Install Roon Server, Configure network settings, Import music from USB, Manage VitOS operating system

**In-app purchases:** none


## Frequently asked questions

### Is K free?

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

### Is VitOS Manager free?

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

### Which has better reviews, K or VitOS Manager?

K is rated higher. K averages 5.0 out of 5 from 1 ratings, while VitOS Manager averages 1.0 from 1 ratings.

### Do K or VitOS Manager have ads?

Neither K nor VitOS Manager shows ads.

### Which is updated more often, K or VitOS Manager?

K ships an update every 3 weeks, and VitOS Manager every 3 months. Most recently, K was updated on October 28, 2026 and VitOS Manager on October 4, 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.*