# UnitAi vs Klox

The clearest difference is update cadence: Klox at weekly against UnitAi's every 11 months. 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.

UnitAi ships an update every 11 months, Klox weekly. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | UnitAi | Klox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Weekly** |
| Size | 1 MB | 43 MB |
| Requires iOS | 18.5 | **18.0** |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [ZERONOON LIMITED](https://appshunter.io/developer/1775736649) | [Sam Solution](https://appshunter.io/developer/1827784936) |

## What reviewers say

### UnitAi

[App page](https://appshunter.io/ios/app/unitai-storage-unit-converter/id6737280787)

**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 UnitAi free?

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

### Is Klox free?

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

### Do UnitAi or Klox have ads?

Neither UnitAi nor Klox shows ads.

### Which is updated more often, UnitAi or Klox?

UnitAi ships an update every 11 months, and Klox weekly. Most recently, UnitAi was updated on October 17, 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.*