# Guard vs SystemZen

The clearest difference is ads: Guard at none against SystemZen's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Guard sells 1 in-app purchase, starting at $19.99 per year and SystemZen sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Guard ships an update every 6 days, SystemZen every 4 days. The most recent releases landed on November 9, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Guard | SystemZen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 4 days** |
| Size | 22 MB | 51 MB |
| Requires iOS | **16** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Arctic Sentinel AB](https://appshunter.io/developer/1845723582) | [Fenul LLC](https://appshunter.io/developer/6776814911) |

## What reviewers say

### Guard

[App page](https://appshunter.io/ios/app/guard-digital-security/id6753925342)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Year Subscription | $19.99 | per year |


### SystemZen

[App page](https://appshunter.io/ios/app/systemzen-cleaner-and-storage/id6794717513)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SystemZen Pro Monthly | $9.99 | per month |
| SystemZen Pro Annual | $79.99 | per year |


## Frequently asked questions

### Is Guard free?

Guard is free to download, with in-app purchases available.

### Is SystemZen free?

SystemZen is free to download, with in-app purchases available.

### Do Guard or SystemZen have ads?

SystemZen shows ads; Guard does not.

### Which is updated more often, Guard or SystemZen?

Guard ships an update every 6 days, and SystemZen every 4 days. Most recently, Guard was updated on November 9, 2026 and SystemZen on November 13, 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.*