# zigfred vs YosLock

The clearest difference is iOS requirement: zigfred at 12.0 against YosLock's 15.6. On price, update cadence, 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.

zigfred ships an update every 3 weeks, YosLock fortnightly. The most recent releases landed on September 7, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | zigfred | YosLock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 58 MB | 167 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siglis AG](https://appshunter.io/developer/1535923846) | [linCogN Technology Co. Limited](https://appshunter.io/developer/710401279) |

## What reviewers say

### zigfred

[App page](https://appshunter.io/ios/app/zigfred/id1535923844)

**Features:** macOS Compatibility

**In-app purchases:** none


### YosLock

[App page](https://appshunter.io/ios/app/yoslock/id1610736860)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is zigfred free?

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

### Is YosLock free?

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

### Do zigfred or YosLock have ads?

Neither zigfred nor YosLock shows ads.

### Which is updated more often, zigfred or YosLock?

zigfred ships an update every 3 weeks, and YosLock fortnightly. Most recently, zigfred was updated on September 7, 2026 and YosLock on September 19, 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.*