# Unicast(MCU) vs Klox

The clearest difference is update cadence: Klox at weekly against Unicast(MCU)'s every 5 months. Unicast(MCU)'s advantage is iOS requirement (12.0 vs 18.0). 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.

Unicast(MCU) ships an update every 5 months, Klox weekly. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Unicast(MCU) | Klox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Size | 59 MB | 43 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Ultari Inc](https://appshunter.io/developer/1611773633) | [Sam Solution](https://appshunter.io/developer/1827784936) |

## What reviewers say

### Unicast(MCU)

[App page](https://appshunter.io/ios/app/unicastmcu/id1611773631)

**Features:** macOS Compatibility

**In-app purchases:** none


### Klox

[App page](https://appshunter.io/ios/app/klox/id6748876758)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unicast(MCU) free?

Unicast(MCU) is free to download, with no in-app purchases.

### Is Klox free?

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

### Do Unicast(MCU) or Klox have ads?

Neither Unicast(MCU) nor Klox shows ads.

### Which is updated more often, Unicast(MCU) or Klox?

Unicast(MCU) ships an update every 5 months, and Klox weekly. Most recently, Unicast(MCU) was updated on October 11, 2026 and Klox 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.*