# Sky2F vs Lock Tool

The clearest difference is update cadence: Lock Tool at every 3 months against Sky2F's every 29 months. Sky2F's advantage is iOS requirement (9.0 vs 12.0). 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.

Sky2F ships an update every 29 months, Lock Tool every 3 months. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sky2F | Lock Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 3 months** |
| Size | 14 MB | 19 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sky Frameworks](https://appshunter.io/developer/1223773513) | [Shenzhen Zhixin Wulian Technology Co., Ltd.](https://appshunter.io/developer/1521588847) |

## What reviewers say

### Sky2F

[App page](https://appshunter.io/ios/app/sky2f/id1223773514)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lock Tool

[App page](https://appshunter.io/ios/app/lock-tool/id1419601294)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sky2F free?

Sky2F is free to download, with no in-app purchases.

### Is Lock Tool free?

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

### Do Sky2F or Lock Tool have ads?

Neither Sky2F nor Lock Tool shows ads.

### Which is updated more often, Sky2F or Lock Tool?

Sky2F ships an update every 29 months, and Lock Tool every 3 months. Most recently, Sky2F was updated on October 11, 2026 and Lock Tool on October 16, 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.*