# Uncheck X vs UtilKB

The clearest difference is update cadence: UtilKB at daily against Uncheck X's every 6 months. Uncheck X's advantage is device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Uncheck X ships an update every 6 months, UtilKB daily. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Uncheck X | UtilKB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Daily** |
| Size | 21 MB | 2 MB |
| Requires iOS | 18.0 | **17** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Keisuke Chinone](https://appshunter.io/developer/1586934587) | [Angda Song](https://appshunter.io/developer/1808330786) |

## What reviewers say

### Uncheck X

[App page](https://appshunter.io/ios/app/uncheck-x/id6446932202)

**Features:** Safari Extension, iPhone Duo support

**In-app purchases:** none


### UtilKB

[App page](https://appshunter.io/ios/app/utilkb/id6745785313)

**In-app purchases:** none


## Frequently asked questions

### Is Uncheck X free?

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

### Is UtilKB free?

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

### Do Uncheck X or UtilKB have ads?

Neither Uncheck X nor UtilKB shows ads.

### Which is updated more often, Uncheck X or UtilKB?

Uncheck X ships an update every 6 months, and UtilKB daily. Most recently, Uncheck X was updated on October 27, 2026 and UtilKB on October 9, 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.*