# Si4iLocker vs Snatch Guard

Si4iLocker and Snatch Guard are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Si4iLocker | Snatch Guard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 9 MB | 4 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [文焕 陈](https://appshunter.io/developer/1810161184) | [Oleg Mamiev](https://appshunter.io/developer/1896520872) |

## What reviewers say

### Si4iLocker

[App page](https://appshunter.io/ios/app/si4ilocker/id6747120411)

**Features:** macOS Compatibility

**In-app purchases:** none


### Snatch Guard

[App page](https://appshunter.io/ios/app/snatch-guard-app-lock/id6767921766)

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

**In-app purchases:** none


## Frequently asked questions

### Is Si4iLocker free?

Si4iLocker is free to download, with no in-app purchases.

### Is Snatch Guard free?

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

### Do Si4iLocker or Snatch Guard have ads?

Neither Si4iLocker nor Snatch Guard shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*